Commit | Line | Data |
---|---|---|
01310af2 | 1 | /* |
f05ef45c | 2 | * FFplay : Simple Media Player based on the FFmpeg libraries |
01310af2 FB |
3 | * Copyright (c) 2003 Fabrice Bellard |
4 | * | |
b78e7197 DB |
5 | * This file is part of FFmpeg. |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
01310af2 FB |
8 | * modify it under the terms of the GNU Lesser General Public |
9 | * License as published by the Free Software Foundation; either | |
b78e7197 | 10 | * version 2.1 of the License, or (at your option) any later version. |
01310af2 | 11 | * |
b78e7197 | 12 | * FFmpeg is distributed in the hope that it will be useful, |
01310af2 FB |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
b78e7197 | 18 | * License along with FFmpeg; if not, write to the Free Software |
5509bffa | 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
01310af2 | 20 | */ |
364a9607 | 21 | |
91880e46 DY |
22 | #define _XOPEN_SOURCE 600 |
23 | ||
ba11257e | 24 | #include "config.h" |
8a3ceaf4 | 25 | #include <inttypes.h> |
0f4e8165 RB |
26 | #include <math.h> |
27 | #include <limits.h> | |
245976da | 28 | #include "libavutil/avstring.h" |
2b4abbd6 | 29 | #include "libavutil/colorspace.h" |
718c7b18 | 30 | #include "libavutil/pixdesc.h" |
34017fd9 | 31 | #include "libavcore/imgutils.h" |
126b638e | 32 | #include "libavcore/parseutils.h" |
245976da | 33 | #include "libavformat/avformat.h" |
245976da DB |
34 | #include "libavdevice/avdevice.h" |
35 | #include "libswscale/swscale.h" | |
5a4476e2 | 36 | #include "libavcodec/audioconvert.h" |
e43d7a18 | 37 | #include "libavcodec/opt.h" |
166621ab | 38 | #include "libavcodec/avfft.h" |
01310af2 | 39 | |
917d2bb3 MN |
40 | #if CONFIG_AVFILTER |
41 | # include "libavfilter/avfilter.h" | |
42 | # include "libavfilter/avfiltergraph.h" | |
43 | # include "libavfilter/graphparser.h" | |
44 | #endif | |
45 | ||
01310af2 FB |
46 | #include "cmdutils.h" |
47 | ||
48 | #include <SDL.h> | |
49 | #include <SDL_thread.h> | |
50 | ||
2f30a81d | 51 | #ifdef __MINGW32__ |
31319a8c FB |
52 | #undef main /* We don't want SDL to override our main() */ |
53 | #endif | |
54 | ||
d38c9e7a MN |
55 | #include <unistd.h> |
56 | #include <assert.h> | |
57 | ||
64555bd9 | 58 | const char program_name[] = "FFplay"; |
ea9c581f | 59 | const int program_birth_year = 2003; |
4cfac5bc | 60 | |
638c9d91 FB |
61 | //#define DEBUG_SYNC |
62 | ||
79ee4683 MN |
63 | #define MAX_QUEUE_SIZE (15 * 1024 * 1024) |
64 | #define MIN_AUDIOQ_SIZE (20 * 16 * 1024) | |
65 | #define MIN_FRAMES 5 | |
01310af2 | 66 | |
638c9d91 FB |
67 | /* SDL audio buffer size, in samples. Should be small to have precise |
68 | A/V sync as SDL does not have hardware buffer fullness info. */ | |
69 | #define SDL_AUDIO_BUFFER_SIZE 1024 | |
70 | ||
71 | /* no AV sync correction is done if below the AV sync threshold */ | |
7e0140cb | 72 | #define AV_SYNC_THRESHOLD 0.01 |
638c9d91 FB |
73 | /* no AV correction is done if too big error */ |
74 | #define AV_NOSYNC_THRESHOLD 10.0 | |
75 | ||
d38c9e7a MN |
76 | #define FRAME_SKIP_FACTOR 0.05 |
77 | ||
638c9d91 FB |
78 | /* maximum audio speed change to get correct sync */ |
79 | #define SAMPLE_CORRECTION_PERCENT_MAX 10 | |
80 | ||
81 | /* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */ | |
82 | #define AUDIO_DIFF_AVG_NB 20 | |
83 | ||
01310af2 FB |
84 | /* NOTE: the size must be big enough to compensate the hardware audio buffersize size */ |
85 | #define SAMPLE_ARRAY_SIZE (2*65536) | |
86 | ||
03ae87a3 LA |
87 | static int sws_flags = SWS_BICUBIC; |
88 | ||
01310af2 FB |
89 | typedef struct PacketQueue { |
90 | AVPacketList *first_pkt, *last_pkt; | |
91 | int nb_packets; | |
92 | int size; | |
93 | int abort_request; | |
94 | SDL_mutex *mutex; | |
95 | SDL_cond *cond; | |
96 | } PacketQueue; | |
97 | ||
562f382c | 98 | #define VIDEO_PICTURE_QUEUE_SIZE 2 |
72ce053b | 99 | #define SUBPICTURE_QUEUE_SIZE 4 |
01310af2 FB |
100 | |
101 | typedef struct VideoPicture { | |
267e9dfa | 102 | double pts; ///<presentation time stamp for this picture |
d38c9e7a | 103 | double target_clock; ///<av_gettime() time at which this should be displayed ideally |
1a620dd7 | 104 | int64_t pos; ///<byte position in file |
01310af2 FB |
105 | SDL_Overlay *bmp; |
106 | int width, height; /* source height & width */ | |
107 | int allocated; | |
917d2bb3 MN |
108 | enum PixelFormat pix_fmt; |
109 | ||
110 | #if CONFIG_AVFILTER | |
ecc8dada | 111 | AVFilterBufferRef *picref; |
917d2bb3 | 112 | #endif |
01310af2 FB |
113 | } VideoPicture; |
114 | ||
72ce053b IC |
115 | typedef struct SubPicture { |
116 | double pts; /* presentation time stamp for this picture */ | |
117 | AVSubtitle sub; | |
118 | } SubPicture; | |
119 | ||
01310af2 FB |
120 | enum { |
121 | AV_SYNC_AUDIO_MASTER, /* default choice */ | |
122 | AV_SYNC_VIDEO_MASTER, | |
638c9d91 | 123 | AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */ |
01310af2 FB |
124 | }; |
125 | ||
126 | typedef struct VideoState { | |
127 | SDL_Thread *parse_tid; | |
128 | SDL_Thread *video_tid; | |
d38c9e7a | 129 | SDL_Thread *refresh_tid; |
638c9d91 | 130 | AVInputFormat *iformat; |
01310af2 FB |
131 | int no_background; |
132 | int abort_request; | |
133 | int paused; | |
416e3508 | 134 | int last_paused; |
72ea344b | 135 | int seek_req; |
3ba1438d | 136 | int seek_flags; |
72ea344b | 137 | int64_t seek_pos; |
4ed29207 | 138 | int64_t seek_rel; |
f5668147 | 139 | int read_pause_return; |
01310af2 FB |
140 | AVFormatContext *ic; |
141 | int dtg_active_format; | |
142 | ||
143 | int audio_stream; | |
115329f1 | 144 | |
01310af2 | 145 | int av_sync_type; |
638c9d91 FB |
146 | double external_clock; /* external clock base */ |
147 | int64_t external_clock_time; | |
115329f1 | 148 | |
638c9d91 FB |
149 | double audio_clock; |
150 | double audio_diff_cum; /* used for AV difference average computation */ | |
151 | double audio_diff_avg_coef; | |
152 | double audio_diff_threshold; | |
153 | int audio_diff_avg_count; | |
01310af2 FB |
154 | AVStream *audio_st; |
155 | PacketQueue audioq; | |
156 | int audio_hw_buf_size; | |
157 | /* samples output by the codec. we reserve more space for avsync | |
158 | compensation */ | |
c6727809 MR |
159 | DECLARE_ALIGNED(16,uint8_t,audio_buf1)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]; |
160 | DECLARE_ALIGNED(16,uint8_t,audio_buf2)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]; | |
5a4476e2 | 161 | uint8_t *audio_buf; |
7fea94ce | 162 | unsigned int audio_buf_size; /* in bytes */ |
01310af2 | 163 | int audio_buf_index; /* in bytes */ |
bea18375 | 164 | AVPacket audio_pkt_temp; |
01310af2 | 165 | AVPacket audio_pkt; |
5a4476e2 PR |
166 | enum SampleFormat audio_src_fmt; |
167 | AVAudioConvert *reformat_ctx; | |
115329f1 | 168 | |
01310af2 FB |
169 | int show_audio; /* if true, display audio samples */ |
170 | int16_t sample_array[SAMPLE_ARRAY_SIZE]; | |
171 | int sample_array_index; | |
5e0257e3 | 172 | int last_i_start; |
166621ab | 173 | RDFTContext *rdft; |
12eeda34 | 174 | int rdft_bits; |
7dbbf6a1 | 175 | FFTSample *rdft_data; |
12eeda34 | 176 | int xpos; |
115329f1 | 177 | |
72ce053b IC |
178 | SDL_Thread *subtitle_tid; |
179 | int subtitle_stream; | |
180 | int subtitle_stream_changed; | |
181 | AVStream *subtitle_st; | |
182 | PacketQueue subtitleq; | |
183 | SubPicture subpq[SUBPICTURE_QUEUE_SIZE]; | |
184 | int subpq_size, subpq_rindex, subpq_windex; | |
185 | SDL_mutex *subpq_mutex; | |
186 | SDL_cond *subpq_cond; | |
115329f1 | 187 | |
638c9d91 FB |
188 | double frame_timer; |
189 | double frame_last_pts; | |
190 | double frame_last_delay; | |
115329f1 | 191 | double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame |
01310af2 FB |
192 | int video_stream; |
193 | AVStream *video_st; | |
194 | PacketQueue videoq; | |
267e9dfa | 195 | double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used) |
68aefbe8 | 196 | double video_current_pts_drift; ///<video_current_pts - time (av_gettime) at which we updated video_current_pts - used to have running video pts |
1a620dd7 | 197 | int64_t video_current_pos; ///<current displayed file pos |
01310af2 FB |
198 | VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE]; |
199 | int pictq_size, pictq_rindex, pictq_windex; | |
200 | SDL_mutex *pictq_mutex; | |
201 | SDL_cond *pictq_cond; | |
917d2bb3 | 202 | #if !CONFIG_AVFILTER |
3ac56e28 | 203 | struct SwsContext *img_convert_ctx; |
917d2bb3 | 204 | #endif |
115329f1 | 205 | |
01310af2 FB |
206 | // QETimer *video_timer; |
207 | char filename[1024]; | |
208 | int width, height, xleft, ytop; | |
41db429d MN |
209 | |
210 | int64_t faulty_pts; | |
211 | int64_t faulty_dts; | |
212 | int64_t last_dts_for_fault_detection; | |
213 | int64_t last_pts_for_fault_detection; | |
214 | ||
917d2bb3 MN |
215 | #if CONFIG_AVFILTER |
216 | AVFilterContext *out_video_filter; ///<the last filter in the video chain | |
217 | #endif | |
d38c9e7a MN |
218 | |
219 | float skip_frames; | |
220 | float skip_frames_index; | |
221 | int refresh; | |
01310af2 FB |
222 | } VideoState; |
223 | ||
358061f6 | 224 | static void show_help(void); |
638c9d91 | 225 | static int audio_write_get_buf_size(VideoState *is); |
01310af2 FB |
226 | |
227 | /* options specified by the user */ | |
228 | static AVInputFormat *file_iformat; | |
229 | static const char *input_filename; | |
076db5ed | 230 | static const char *window_title; |
01310af2 FB |
231 | static int fs_screen_width; |
232 | static int fs_screen_height; | |
fccb19e3 MN |
233 | static int screen_width = 0; |
234 | static int screen_height = 0; | |
e4b89522 LW |
235 | static int frame_width = 0; |
236 | static int frame_height = 0; | |
237 | static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; | |
01310af2 FB |
238 | static int audio_disable; |
239 | static int video_disable; | |
72415b2a SS |
240 | static int wanted_stream[AVMEDIA_TYPE_NB]={ |
241 | [AVMEDIA_TYPE_AUDIO]=-1, | |
242 | [AVMEDIA_TYPE_VIDEO]=-1, | |
243 | [AVMEDIA_TYPE_SUBTITLE]=-1, | |
5b369983 | 244 | }; |
70a4764d | 245 | static int seek_by_bytes=-1; |
01310af2 | 246 | static int display_disable; |
1e1a0b18 | 247 | static int show_status = 1; |
638c9d91 | 248 | static int av_sync_type = AV_SYNC_AUDIO_MASTER; |
72ea344b | 249 | static int64_t start_time = AV_NOPTS_VALUE; |
d834d63b | 250 | static int64_t duration = AV_NOPTS_VALUE; |
e26a8335 | 251 | static int debug = 0; |
0c9bbaec | 252 | static int debug_mv = 0; |
bba04f1e | 253 | static int step = 0; |
c62c07d3 | 254 | static int thread_count = 1; |
6387c3e6 | 255 | static int workaround_bugs = 1; |
6fc5b059 | 256 | static int fast = 0; |
30bc6613 | 257 | static int genpts = 0; |
178fcca8 MN |
258 | static int lowres = 0; |
259 | static int idct = FF_IDCT_AUTO; | |
8c3eba7c MN |
260 | static enum AVDiscard skip_frame= AVDISCARD_DEFAULT; |
261 | static enum AVDiscard skip_idct= AVDISCARD_DEFAULT; | |
262 | static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT; | |
047599a4 | 263 | static int error_recognition = FF_ER_CAREFUL; |
1b51e051 | 264 | static int error_concealment = 3; |
41db429d | 265 | static int decoder_reorder_pts= -1; |
2d1653b0 | 266 | static int autoexit; |
066ce8c9 AS |
267 | static int exit_on_keydown; |
268 | static int exit_on_mousedown; | |
1922c0a7 | 269 | static int loop=1; |
d38c9e7a | 270 | static int framedrop=1; |
2b3da32f MN |
271 | |
272 | static int rdftspeed=20; | |
917d2bb3 MN |
273 | #if CONFIG_AVFILTER |
274 | static char *vfilters = NULL; | |
275 | #endif | |
01310af2 FB |
276 | |
277 | /* current context */ | |
278 | static int is_full_screen; | |
279 | static VideoState *cur_stream; | |
5e0257e3 | 280 | static int64_t audio_callback_time; |
01310af2 | 281 | |
2c676c33 | 282 | static AVPacket flush_pkt; |
39c6a118 | 283 | |
01310af2 FB |
284 | #define FF_ALLOC_EVENT (SDL_USEREVENT) |
285 | #define FF_REFRESH_EVENT (SDL_USEREVENT + 1) | |
638c9d91 | 286 | #define FF_QUIT_EVENT (SDL_USEREVENT + 2) |
01310af2 | 287 | |
2c676c33 | 288 | static SDL_Surface *screen; |
01310af2 | 289 | |
515bd00e MN |
290 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt); |
291 | ||
01310af2 FB |
292 | /* packet queue handling */ |
293 | static void packet_queue_init(PacketQueue *q) | |
294 | { | |
295 | memset(q, 0, sizeof(PacketQueue)); | |
296 | q->mutex = SDL_CreateMutex(); | |
297 | q->cond = SDL_CreateCond(); | |
515bd00e | 298 | packet_queue_put(q, &flush_pkt); |
01310af2 FB |
299 | } |
300 | ||
72ea344b | 301 | static void packet_queue_flush(PacketQueue *q) |
01310af2 FB |
302 | { |
303 | AVPacketList *pkt, *pkt1; | |
304 | ||
687fae2b | 305 | SDL_LockMutex(q->mutex); |
01310af2 FB |
306 | for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) { |
307 | pkt1 = pkt->next; | |
308 | av_free_packet(&pkt->pkt); | |
da6c4573 | 309 | av_freep(&pkt); |
01310af2 | 310 | } |
72ea344b FB |
311 | q->last_pkt = NULL; |
312 | q->first_pkt = NULL; | |
313 | q->nb_packets = 0; | |
314 | q->size = 0; | |
687fae2b | 315 | SDL_UnlockMutex(q->mutex); |
72ea344b FB |
316 | } |
317 | ||
318 | static void packet_queue_end(PacketQueue *q) | |
319 | { | |
320 | packet_queue_flush(q); | |
01310af2 FB |
321 | SDL_DestroyMutex(q->mutex); |
322 | SDL_DestroyCond(q->cond); | |
323 | } | |
324 | ||
325 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt) | |
326 | { | |
327 | AVPacketList *pkt1; | |
328 | ||
72ea344b | 329 | /* duplicate the packet */ |
39c6a118 | 330 | if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0) |
72ea344b | 331 | return -1; |
115329f1 | 332 | |
01310af2 FB |
333 | pkt1 = av_malloc(sizeof(AVPacketList)); |
334 | if (!pkt1) | |
335 | return -1; | |
336 | pkt1->pkt = *pkt; | |
337 | pkt1->next = NULL; | |
338 | ||
72ea344b | 339 | |
01310af2 FB |
340 | SDL_LockMutex(q->mutex); |
341 | ||
342 | if (!q->last_pkt) | |
343 | ||
344 | q->first_pkt = pkt1; | |
345 | else | |
346 | q->last_pkt->next = pkt1; | |
347 | q->last_pkt = pkt1; | |
348 | q->nb_packets++; | |
7b776589 | 349 | q->size += pkt1->pkt.size + sizeof(*pkt1); |
01310af2 FB |
350 | /* XXX: should duplicate packet data in DV case */ |
351 | SDL_CondSignal(q->cond); | |
352 | ||
353 | SDL_UnlockMutex(q->mutex); | |
354 | return 0; | |
355 | } | |
356 | ||
357 | static void packet_queue_abort(PacketQueue *q) | |
358 | { | |
359 | SDL_LockMutex(q->mutex); | |
360 | ||
361 | q->abort_request = 1; | |
115329f1 | 362 | |
01310af2 FB |
363 | SDL_CondSignal(q->cond); |
364 | ||
365 | SDL_UnlockMutex(q->mutex); | |
366 | } | |
367 | ||
368 | /* return < 0 if aborted, 0 if no packet and > 0 if packet. */ | |
369 | static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block) | |
370 | { | |
371 | AVPacketList *pkt1; | |
372 | int ret; | |
373 | ||
374 | SDL_LockMutex(q->mutex); | |
375 | ||
376 | for(;;) { | |
377 | if (q->abort_request) { | |
378 | ret = -1; | |
379 | break; | |
380 | } | |
115329f1 | 381 | |
01310af2 FB |
382 | pkt1 = q->first_pkt; |
383 | if (pkt1) { | |
384 | q->first_pkt = pkt1->next; | |
385 | if (!q->first_pkt) | |
386 | q->last_pkt = NULL; | |
387 | q->nb_packets--; | |
7b776589 | 388 | q->size -= pkt1->pkt.size + sizeof(*pkt1); |
01310af2 FB |
389 | *pkt = pkt1->pkt; |
390 | av_free(pkt1); | |
391 | ret = 1; | |
392 | break; | |
393 | } else if (!block) { | |
394 | ret = 0; | |
395 | break; | |
396 | } else { | |
397 | SDL_CondWait(q->cond, q->mutex); | |
398 | } | |
399 | } | |
400 | SDL_UnlockMutex(q->mutex); | |
401 | return ret; | |
402 | } | |
403 | ||
115329f1 | 404 | static inline void fill_rectangle(SDL_Surface *screen, |
01310af2 FB |
405 | int x, int y, int w, int h, int color) |
406 | { | |
407 | SDL_Rect rect; | |
408 | rect.x = x; | |
409 | rect.y = y; | |
410 | rect.w = w; | |
411 | rect.h = h; | |
412 | SDL_FillRect(screen, &rect, color); | |
413 | } | |
414 | ||
415 | #if 0 | |
416 | /* draw only the border of a rectangle */ | |
417 | void fill_border(VideoState *s, int x, int y, int w, int h, int color) | |
418 | { | |
419 | int w1, w2, h1, h2; | |
420 | ||
421 | /* fill the background */ | |
422 | w1 = x; | |
423 | if (w1 < 0) | |
424 | w1 = 0; | |
425 | w2 = s->width - (x + w); | |
426 | if (w2 < 0) | |
427 | w2 = 0; | |
428 | h1 = y; | |
429 | if (h1 < 0) | |
430 | h1 = 0; | |
431 | h2 = s->height - (y + h); | |
432 | if (h2 < 0) | |
433 | h2 = 0; | |
115329f1 DB |
434 | fill_rectangle(screen, |
435 | s->xleft, s->ytop, | |
436 | w1, s->height, | |
01310af2 | 437 | color); |
115329f1 DB |
438 | fill_rectangle(screen, |
439 | s->xleft + s->width - w2, s->ytop, | |
440 | w2, s->height, | |
01310af2 | 441 | color); |
115329f1 DB |
442 | fill_rectangle(screen, |
443 | s->xleft + w1, s->ytop, | |
444 | s->width - w1 - w2, h1, | |
01310af2 | 445 | color); |
115329f1 | 446 | fill_rectangle(screen, |
01310af2 FB |
447 | s->xleft + w1, s->ytop + s->height - h2, |
448 | s->width - w1 - w2, h2, | |
449 | color); | |
450 | } | |
451 | #endif | |
452 | ||
72ce053b IC |
453 | #define ALPHA_BLEND(a, oldp, newp, s)\ |
454 | ((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s)) | |
455 | ||
456 | #define RGBA_IN(r, g, b, a, s)\ | |
457 | {\ | |
458 | unsigned int v = ((const uint32_t *)(s))[0];\ | |
459 | a = (v >> 24) & 0xff;\ | |
460 | r = (v >> 16) & 0xff;\ | |
461 | g = (v >> 8) & 0xff;\ | |
462 | b = v & 0xff;\ | |
463 | } | |
464 | ||
465 | #define YUVA_IN(y, u, v, a, s, pal)\ | |
466 | {\ | |
57cf99f2 | 467 | unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\ |
72ce053b IC |
468 | a = (val >> 24) & 0xff;\ |
469 | y = (val >> 16) & 0xff;\ | |
470 | u = (val >> 8) & 0xff;\ | |
471 | v = val & 0xff;\ | |
472 | } | |
473 | ||
474 | #define YUVA_OUT(d, y, u, v, a)\ | |
475 | {\ | |
476 | ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\ | |
477 | } | |
478 | ||
479 | ||
480 | #define BPP 1 | |
481 | ||
0a8cd696 | 482 | static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh) |
72ce053b IC |
483 | { |
484 | int wrap, wrap3, width2, skip2; | |
485 | int y, u, v, a, u1, v1, a1, w, h; | |
486 | uint8_t *lum, *cb, *cr; | |
487 | const uint8_t *p; | |
488 | const uint32_t *pal; | |
9cb5a11e RD |
489 | int dstx, dsty, dstw, dsth; |
490 | ||
7cf9c6ae MN |
491 | dstw = av_clip(rect->w, 0, imgw); |
492 | dsth = av_clip(rect->h, 0, imgh); | |
493 | dstx = av_clip(rect->x, 0, imgw - dstw); | |
494 | dsty = av_clip(rect->y, 0, imgh - dsth); | |
9cb5a11e RD |
495 | lum = dst->data[0] + dsty * dst->linesize[0]; |
496 | cb = dst->data[1] + (dsty >> 1) * dst->linesize[1]; | |
497 | cr = dst->data[2] + (dsty >> 1) * dst->linesize[2]; | |
498 | ||
f54b31b9 | 499 | width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1); |
9cb5a11e | 500 | skip2 = dstx >> 1; |
72ce053b | 501 | wrap = dst->linesize[0]; |
25b4c651 MN |
502 | wrap3 = rect->pict.linesize[0]; |
503 | p = rect->pict.data[0]; | |
504 | pal = (const uint32_t *)rect->pict.data[1]; /* Now in YCrCb! */ | |
115329f1 | 505 | |
9cb5a11e RD |
506 | if (dsty & 1) { |
507 | lum += dstx; | |
72ce053b IC |
508 | cb += skip2; |
509 | cr += skip2; | |
115329f1 | 510 | |
9cb5a11e | 511 | if (dstx & 1) { |
72ce053b IC |
512 | YUVA_IN(y, u, v, a, p, pal); |
513 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
514 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
515 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
516 | cb++; | |
517 | cr++; | |
518 | lum++; | |
519 | p += BPP; | |
520 | } | |
9cb5a11e | 521 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
522 | YUVA_IN(y, u, v, a, p, pal); |
523 | u1 = u; | |
524 | v1 = v; | |
525 | a1 = a; | |
526 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
527 | ||
528 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
529 | u1 += u; | |
530 | v1 += v; | |
531 | a1 += a; | |
532 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
533 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
534 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
535 | cb++; | |
536 | cr++; | |
537 | p += 2 * BPP; | |
538 | lum += 2; | |
539 | } | |
540 | if (w) { | |
541 | YUVA_IN(y, u, v, a, p, pal); | |
542 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
543 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
544 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
676ef505 BA |
545 | p++; |
546 | lum++; | |
72ce053b | 547 | } |
4606a059 BA |
548 | p += wrap3 - dstw * BPP; |
549 | lum += wrap - dstw - dstx; | |
72ce053b IC |
550 | cb += dst->linesize[1] - width2 - skip2; |
551 | cr += dst->linesize[2] - width2 - skip2; | |
552 | } | |
9cb5a11e RD |
553 | for(h = dsth - (dsty & 1); h >= 2; h -= 2) { |
554 | lum += dstx; | |
72ce053b IC |
555 | cb += skip2; |
556 | cr += skip2; | |
115329f1 | 557 | |
9cb5a11e | 558 | if (dstx & 1) { |
72ce053b IC |
559 | YUVA_IN(y, u, v, a, p, pal); |
560 | u1 = u; | |
561 | v1 = v; | |
562 | a1 = a; | |
563 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
564 | p += wrap3; | |
565 | lum += wrap; | |
566 | YUVA_IN(y, u, v, a, p, pal); | |
567 | u1 += u; | |
568 | v1 += v; | |
569 | a1 += a; | |
570 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
571 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
572 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
573 | cb++; | |
574 | cr++; | |
575 | p += -wrap3 + BPP; | |
576 | lum += -wrap + 1; | |
577 | } | |
9cb5a11e | 578 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
579 | YUVA_IN(y, u, v, a, p, pal); |
580 | u1 = u; | |
581 | v1 = v; | |
582 | a1 = a; | |
583 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
584 | ||
f8ca63e8 | 585 | YUVA_IN(y, u, v, a, p + BPP, pal); |
72ce053b IC |
586 | u1 += u; |
587 | v1 += v; | |
588 | a1 += a; | |
589 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
590 | p += wrap3; | |
591 | lum += wrap; | |
592 | ||
593 | YUVA_IN(y, u, v, a, p, pal); | |
594 | u1 += u; | |
595 | v1 += v; | |
596 | a1 += a; | |
597 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
598 | ||
f8ca63e8 | 599 | YUVA_IN(y, u, v, a, p + BPP, pal); |
72ce053b IC |
600 | u1 += u; |
601 | v1 += v; | |
602 | a1 += a; | |
603 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
604 | ||
605 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2); | |
606 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2); | |
607 | ||
608 | cb++; | |
609 | cr++; | |
610 | p += -wrap3 + 2 * BPP; | |
611 | lum += -wrap + 2; | |
612 | } | |
613 | if (w) { | |
614 | YUVA_IN(y, u, v, a, p, pal); | |
615 | u1 = u; | |
616 | v1 = v; | |
617 | a1 = a; | |
618 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
619 | p += wrap3; | |
620 | lum += wrap; | |
621 | YUVA_IN(y, u, v, a, p, pal); | |
622 | u1 += u; | |
623 | v1 += v; | |
624 | a1 += a; | |
625 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
626 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
627 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
628 | cb++; | |
629 | cr++; | |
630 | p += -wrap3 + BPP; | |
631 | lum += -wrap + 1; | |
632 | } | |
9cb5a11e RD |
633 | p += wrap3 + (wrap3 - dstw * BPP); |
634 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
635 | cb += dst->linesize[1] - width2 - skip2; |
636 | cr += dst->linesize[2] - width2 - skip2; | |
637 | } | |
638 | /* handle odd height */ | |
639 | if (h) { | |
9cb5a11e | 640 | lum += dstx; |
72ce053b IC |
641 | cb += skip2; |
642 | cr += skip2; | |
115329f1 | 643 | |
9cb5a11e | 644 | if (dstx & 1) { |
72ce053b IC |
645 | YUVA_IN(y, u, v, a, p, pal); |
646 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
647 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
648 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
649 | cb++; | |
650 | cr++; | |
651 | lum++; | |
652 | p += BPP; | |
653 | } | |
9cb5a11e | 654 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
655 | YUVA_IN(y, u, v, a, p, pal); |
656 | u1 = u; | |
657 | v1 = v; | |
658 | a1 = a; | |
659 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
660 | ||
661 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
662 | u1 += u; | |
663 | v1 += v; | |
664 | a1 += a; | |
665 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
666 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1); | |
667 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1); | |
668 | cb++; | |
669 | cr++; | |
670 | p += 2 * BPP; | |
671 | lum += 2; | |
672 | } | |
673 | if (w) { | |
674 | YUVA_IN(y, u, v, a, p, pal); | |
675 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
676 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
677 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
678 | } | |
679 | } | |
680 | } | |
681 | ||
682 | static void free_subpicture(SubPicture *sp) | |
683 | { | |
e1d7c883 | 684 | avsubtitle_free(&sp->sub); |
72ce053b IC |
685 | } |
686 | ||
01310af2 FB |
687 | static void video_image_display(VideoState *is) |
688 | { | |
689 | VideoPicture *vp; | |
72ce053b IC |
690 | SubPicture *sp; |
691 | AVPicture pict; | |
01310af2 FB |
692 | float aspect_ratio; |
693 | int width, height, x, y; | |
694 | SDL_Rect rect; | |
72ce053b | 695 | int i; |
01310af2 FB |
696 | |
697 | vp = &is->pictq[is->pictq_rindex]; | |
698 | if (vp->bmp) { | |
917d2bb3 | 699 | #if CONFIG_AVFILTER |
cc80caff | 700 | if (vp->picref->video->pixel_aspect.num == 0) |
917d2bb3 MN |
701 | aspect_ratio = 0; |
702 | else | |
cc80caff | 703 | aspect_ratio = av_q2d(vp->picref->video->pixel_aspect); |
917d2bb3 MN |
704 | #else |
705 | ||
01310af2 | 706 | /* XXX: use variable in the frame */ |
c30a4489 AJ |
707 | if (is->video_st->sample_aspect_ratio.num) |
708 | aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio); | |
709 | else if (is->video_st->codec->sample_aspect_ratio.num) | |
710 | aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio); | |
72ea344b | 711 | else |
c30a4489 | 712 | aspect_ratio = 0; |
917d2bb3 | 713 | #endif |
01310af2 | 714 | if (aspect_ratio <= 0.0) |
c30a4489 | 715 | aspect_ratio = 1.0; |
917d2bb3 | 716 | aspect_ratio *= (float)vp->width / (float)vp->height; |
01310af2 FB |
717 | /* if an active format is indicated, then it overrides the |
718 | mpeg format */ | |
719 | #if 0 | |
01f4895c MN |
720 | if (is->video_st->codec->dtg_active_format != is->dtg_active_format) { |
721 | is->dtg_active_format = is->video_st->codec->dtg_active_format; | |
01310af2 FB |
722 | printf("dtg_active_format=%d\n", is->dtg_active_format); |
723 | } | |
724 | #endif | |
725 | #if 0 | |
01f4895c | 726 | switch(is->video_st->codec->dtg_active_format) { |
01310af2 FB |
727 | case FF_DTG_AFD_SAME: |
728 | default: | |
729 | /* nothing to do */ | |
730 | break; | |
731 | case FF_DTG_AFD_4_3: | |
732 | aspect_ratio = 4.0 / 3.0; | |
733 | break; | |
734 | case FF_DTG_AFD_16_9: | |
735 | aspect_ratio = 16.0 / 9.0; | |
736 | break; | |
737 | case FF_DTG_AFD_14_9: | |
738 | aspect_ratio = 14.0 / 9.0; | |
739 | break; | |
740 | case FF_DTG_AFD_4_3_SP_14_9: | |
741 | aspect_ratio = 14.0 / 9.0; | |
742 | break; | |
743 | case FF_DTG_AFD_16_9_SP_14_9: | |
744 | aspect_ratio = 14.0 / 9.0; | |
745 | break; | |
746 | case FF_DTG_AFD_SP_4_3: | |
747 | aspect_ratio = 4.0 / 3.0; | |
748 | break; | |
749 | } | |
750 | #endif | |
751 | ||
72ce053b IC |
752 | if (is->subtitle_st) |
753 | { | |
754 | if (is->subpq_size > 0) | |
755 | { | |
756 | sp = &is->subpq[is->subpq_rindex]; | |
757 | ||
758 | if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) | |
759 | { | |
760 | SDL_LockYUVOverlay (vp->bmp); | |
761 | ||
762 | pict.data[0] = vp->bmp->pixels[0]; | |
763 | pict.data[1] = vp->bmp->pixels[2]; | |
764 | pict.data[2] = vp->bmp->pixels[1]; | |
765 | ||
766 | pict.linesize[0] = vp->bmp->pitches[0]; | |
767 | pict.linesize[1] = vp->bmp->pitches[2]; | |
768 | pict.linesize[2] = vp->bmp->pitches[1]; | |
769 | ||
770 | for (i = 0; i < sp->sub.num_rects; i++) | |
db4fac64 | 771 | blend_subrect(&pict, sp->sub.rects[i], |
0a8cd696 | 772 | vp->bmp->w, vp->bmp->h); |
72ce053b IC |
773 | |
774 | SDL_UnlockYUVOverlay (vp->bmp); | |
775 | } | |
776 | } | |
777 | } | |
778 | ||
779 | ||
01310af2 FB |
780 | /* XXX: we suppose the screen has a 1.0 pixel ratio */ |
781 | height = is->height; | |
bb6c34e5 | 782 | width = ((int)rint(height * aspect_ratio)) & ~1; |
01310af2 FB |
783 | if (width > is->width) { |
784 | width = is->width; | |
bb6c34e5 | 785 | height = ((int)rint(width / aspect_ratio)) & ~1; |
01310af2 FB |
786 | } |
787 | x = (is->width - width) / 2; | |
788 | y = (is->height - height) / 2; | |
789 | if (!is->no_background) { | |
790 | /* fill the background */ | |
791 | // fill_border(is, x, y, width, height, QERGB(0x00, 0x00, 0x00)); | |
792 | } else { | |
793 | is->no_background = 0; | |
794 | } | |
795 | rect.x = is->xleft + x; | |
2f6547fb | 796 | rect.y = is->ytop + y; |
01310af2 FB |
797 | rect.w = width; |
798 | rect.h = height; | |
799 | SDL_DisplayYUVOverlay(vp->bmp, &rect); | |
800 | } else { | |
801 | #if 0 | |
115329f1 DB |
802 | fill_rectangle(screen, |
803 | is->xleft, is->ytop, is->width, is->height, | |
01310af2 FB |
804 | QERGB(0x00, 0x00, 0x00)); |
805 | #endif | |
806 | } | |
807 | } | |
808 | ||
809 | static inline int compute_mod(int a, int b) | |
810 | { | |
811 | a = a % b; | |
115329f1 | 812 | if (a >= 0) |
01310af2 FB |
813 | return a; |
814 | else | |
815 | return a + b; | |
816 | } | |
817 | ||
818 | static void video_audio_display(VideoState *s) | |
819 | { | |
820 | int i, i_start, x, y1, y, ys, delay, n, nb_display_channels; | |
821 | int ch, channels, h, h2, bgcolor, fgcolor; | |
822 | int16_t time_diff; | |
4c7c7645 MN |
823 | int rdft_bits, nb_freq; |
824 | ||
825 | for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++) | |
826 | ; | |
827 | nb_freq= 1<<(rdft_bits-1); | |
115329f1 | 828 | |
01310af2 | 829 | /* compute display index : center on currently output samples */ |
01f4895c | 830 | channels = s->audio_st->codec->channels; |
01310af2 | 831 | nb_display_channels = channels; |
5e0257e3 | 832 | if (!s->paused) { |
4c7c7645 | 833 | int data_used= s->show_audio==1 ? s->width : (2*nb_freq); |
5e0257e3 FB |
834 | n = 2 * channels; |
835 | delay = audio_write_get_buf_size(s); | |
836 | delay /= n; | |
115329f1 | 837 | |
5e0257e3 FB |
838 | /* to be more precise, we take into account the time spent since |
839 | the last buffer computation */ | |
840 | if (audio_callback_time) { | |
841 | time_diff = av_gettime() - audio_callback_time; | |
122dcdcb | 842 | delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000; |
5e0257e3 | 843 | } |
115329f1 | 844 | |
122dcdcb | 845 | delay += 2*data_used; |
4c7c7645 MN |
846 | if (delay < data_used) |
847 | delay = data_used; | |
ac50bcc8 MN |
848 | |
849 | i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE); | |
12eeda34 | 850 | if(s->show_audio==1){ |
6c7165c7 JM |
851 | h= INT_MIN; |
852 | for(i=0; i<1000; i+=channels){ | |
853 | int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE; | |
854 | int a= s->sample_array[idx]; | |
855 | int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE]; | |
856 | int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE]; | |
857 | int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE]; | |
858 | int score= a-d; | |
859 | if(h<score && (b^c)<0){ | |
860 | h= score; | |
861 | i_start= idx; | |
862 | } | |
ac50bcc8 MN |
863 | } |
864 | } | |
865 | ||
5e0257e3 FB |
866 | s->last_i_start = i_start; |
867 | } else { | |
868 | i_start = s->last_i_start; | |
01310af2 FB |
869 | } |
870 | ||
01310af2 | 871 | bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
12eeda34 | 872 | if(s->show_audio==1){ |
6c7165c7 JM |
873 | fill_rectangle(screen, |
874 | s->xleft, s->ytop, s->width, s->height, | |
875 | bgcolor); | |
876 | ||
877 | fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff); | |
878 | ||
879 | /* total height for one channel */ | |
880 | h = s->height / nb_display_channels; | |
881 | /* graph height / 2 */ | |
882 | h2 = (h * 9) / 20; | |
883 | for(ch = 0;ch < nb_display_channels; ch++) { | |
884 | i = i_start + ch; | |
885 | y1 = s->ytop + ch * h + (h / 2); /* position of center line */ | |
886 | for(x = 0; x < s->width; x++) { | |
887 | y = (s->sample_array[i] * h2) >> 15; | |
888 | if (y < 0) { | |
889 | y = -y; | |
890 | ys = y1 - y; | |
891 | } else { | |
892 | ys = y1; | |
893 | } | |
894 | fill_rectangle(screen, | |
895 | s->xleft + x, ys, 1, y, | |
896 | fgcolor); | |
897 | i += channels; | |
898 | if (i >= SAMPLE_ARRAY_SIZE) | |
899 | i -= SAMPLE_ARRAY_SIZE; | |
01310af2 | 900 | } |
01310af2 | 901 | } |
01310af2 | 902 | |
6c7165c7 | 903 | fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff); |
01310af2 | 904 | |
6c7165c7 JM |
905 | for(ch = 1;ch < nb_display_channels; ch++) { |
906 | y = s->ytop + ch * h; | |
907 | fill_rectangle(screen, | |
908 | s->xleft, y, s->width, 1, | |
909 | fgcolor); | |
910 | } | |
911 | SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height); | |
12eeda34 | 912 | }else{ |
12eeda34 | 913 | nb_display_channels= FFMIN(nb_display_channels, 2); |
12eeda34 | 914 | if(rdft_bits != s->rdft_bits){ |
166621ab | 915 | av_rdft_end(s->rdft); |
7dbbf6a1 | 916 | av_free(s->rdft_data); |
166621ab | 917 | s->rdft = av_rdft_init(rdft_bits, DFT_R2C); |
12eeda34 | 918 | s->rdft_bits= rdft_bits; |
7dbbf6a1 | 919 | s->rdft_data= av_malloc(4*nb_freq*sizeof(*s->rdft_data)); |
12eeda34 | 920 | } |
12eeda34 | 921 | { |
7dbbf6a1 | 922 | FFTSample *data[2]; |
12eeda34 | 923 | for(ch = 0;ch < nb_display_channels; ch++) { |
7dbbf6a1 | 924 | data[ch] = s->rdft_data + 2*nb_freq*ch; |
12eeda34 MN |
925 | i = i_start + ch; |
926 | for(x = 0; x < 2*nb_freq; x++) { | |
927 | double w= (x-nb_freq)*(1.0/nb_freq); | |
928 | data[ch][x]= s->sample_array[i]*(1.0-w*w); | |
929 | i += channels; | |
930 | if (i >= SAMPLE_ARRAY_SIZE) | |
931 | i -= SAMPLE_ARRAY_SIZE; | |
932 | } | |
166621ab | 933 | av_rdft_calc(s->rdft, data[ch]); |
12eeda34 MN |
934 | } |
935 | //least efficient way to do this, we should of course directly access it but its more than fast enough | |
092421cf | 936 | for(y=0; y<s->height; y++){ |
12eeda34 MN |
937 | double w= 1/sqrt(nb_freq); |
938 | int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1])); | |
00f72577 JM |
939 | int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] |
940 | + data[1][2*y+1]*data[1][2*y+1])) : a; | |
12eeda34 MN |
941 | a= FFMIN(a,255); |
942 | b= FFMIN(b,255); | |
943 | fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2); | |
944 | ||
945 | fill_rectangle(screen, | |
946 | s->xpos, s->height-y, 1, 1, | |
947 | fgcolor); | |
948 | } | |
949 | } | |
950 | SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height); | |
951 | s->xpos++; | |
952 | if(s->xpos >= s->width) | |
953 | s->xpos= s->xleft; | |
954 | } | |
01310af2 FB |
955 | } |
956 | ||
990c8438 MN |
957 | static int video_open(VideoState *is){ |
958 | int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; | |
959 | int w,h; | |
960 | ||
fb84155b MN |
961 | if(is_full_screen) flags |= SDL_FULLSCREEN; |
962 | else flags |= SDL_RESIZABLE; | |
963 | ||
990c8438 MN |
964 | if (is_full_screen && fs_screen_width) { |
965 | w = fs_screen_width; | |
966 | h = fs_screen_height; | |
fb84155b MN |
967 | } else if(!is_full_screen && screen_width){ |
968 | w = screen_width; | |
969 | h = screen_height; | |
917d2bb3 MN |
970 | #if CONFIG_AVFILTER |
971 | }else if (is->out_video_filter && is->out_video_filter->inputs[0]){ | |
972 | w = is->out_video_filter->inputs[0]->w; | |
973 | h = is->out_video_filter->inputs[0]->h; | |
974 | #else | |
fb84155b MN |
975 | }else if (is->video_st && is->video_st->codec->width){ |
976 | w = is->video_st->codec->width; | |
977 | h = is->video_st->codec->height; | |
917d2bb3 | 978 | #endif |
990c8438 | 979 | } else { |
fb84155b MN |
980 | w = 640; |
981 | h = 480; | |
990c8438 | 982 | } |
d3d7b12e MN |
983 | if(screen && is->width == screen->w && screen->w == w |
984 | && is->height== screen->h && screen->h == h) | |
985 | return 0; | |
986 | ||
c97f5402 | 987 | #ifndef __APPLE__ |
990c8438 MN |
988 | screen = SDL_SetVideoMode(w, h, 0, flags); |
989 | #else | |
990 | /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */ | |
991 | screen = SDL_SetVideoMode(w, h, 24, flags); | |
992 | #endif | |
993 | if (!screen) { | |
994 | fprintf(stderr, "SDL: could not set video mode - exiting\n"); | |
995 | return -1; | |
996 | } | |
076db5ed RK |
997 | if (!window_title) |
998 | window_title = input_filename; | |
999 | SDL_WM_SetCaption(window_title, window_title); | |
990c8438 MN |
1000 | |
1001 | is->width = screen->w; | |
1002 | is->height = screen->h; | |
1003 | ||
1004 | return 0; | |
1005 | } | |
8c982c5d | 1006 | |
01310af2 FB |
1007 | /* display the current picture, if any */ |
1008 | static void video_display(VideoState *is) | |
1009 | { | |
8c982c5d MN |
1010 | if(!screen) |
1011 | video_open(cur_stream); | |
115329f1 | 1012 | if (is->audio_st && is->show_audio) |
01310af2 FB |
1013 | video_audio_display(is); |
1014 | else if (is->video_st) | |
1015 | video_image_display(is); | |
1016 | } | |
1017 | ||
d38c9e7a | 1018 | static int refresh_thread(void *opaque) |
01310af2 | 1019 | { |
d38c9e7a MN |
1020 | VideoState *is= opaque; |
1021 | while(!is->abort_request){ | |
01310af2 FB |
1022 | SDL_Event event; |
1023 | event.type = FF_REFRESH_EVENT; | |
1024 | event.user.data1 = opaque; | |
d38c9e7a MN |
1025 | if(!is->refresh){ |
1026 | is->refresh=1; | |
01310af2 | 1027 | SDL_PushEvent(&event); |
d38c9e7a | 1028 | } |
2b3da32f | 1029 | usleep(is->audio_st && is->show_audio ? rdftspeed*1000 : 5000); //FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly |
d38c9e7a MN |
1030 | } |
1031 | return 0; | |
01310af2 FB |
1032 | } |
1033 | ||
638c9d91 FB |
1034 | /* get the current audio clock value */ |
1035 | static double get_audio_clock(VideoState *is) | |
1036 | { | |
1037 | double pts; | |
1038 | int hw_buf_size, bytes_per_sec; | |
1039 | pts = is->audio_clock; | |
1040 | hw_buf_size = audio_write_get_buf_size(is); | |
1041 | bytes_per_sec = 0; | |
1042 | if (is->audio_st) { | |
115329f1 | 1043 | bytes_per_sec = is->audio_st->codec->sample_rate * |
01f4895c | 1044 | 2 * is->audio_st->codec->channels; |
638c9d91 FB |
1045 | } |
1046 | if (bytes_per_sec) | |
1047 | pts -= (double)hw_buf_size / bytes_per_sec; | |
1048 | return pts; | |
1049 | } | |
1050 | ||
1051 | /* get the current video clock value */ | |
1052 | static double get_video_clock(VideoState *is) | |
1053 | { | |
04108619 | 1054 | if (is->paused) { |
41a4cd0c | 1055 | return is->video_current_pts; |
72ea344b | 1056 | } else { |
68aefbe8 | 1057 | return is->video_current_pts_drift + av_gettime() / 1000000.0; |
72ea344b | 1058 | } |
638c9d91 FB |
1059 | } |
1060 | ||
1061 | /* get the current external clock value */ | |
1062 | static double get_external_clock(VideoState *is) | |
1063 | { | |
1064 | int64_t ti; | |
1065 | ti = av_gettime(); | |
1066 | return is->external_clock + ((ti - is->external_clock_time) * 1e-6); | |
1067 | } | |
1068 | ||
1069 | /* get the current master clock value */ | |
1070 | static double get_master_clock(VideoState *is) | |
1071 | { | |
1072 | double val; | |
1073 | ||
72ea344b FB |
1074 | if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) { |
1075 | if (is->video_st) | |
1076 | val = get_video_clock(is); | |
1077 | else | |
1078 | val = get_audio_clock(is); | |
1079 | } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) { | |
1080 | if (is->audio_st) | |
1081 | val = get_audio_clock(is); | |
1082 | else | |
1083 | val = get_video_clock(is); | |
1084 | } else { | |
638c9d91 | 1085 | val = get_external_clock(is); |
72ea344b | 1086 | } |
638c9d91 FB |
1087 | return val; |
1088 | } | |
1089 | ||
72ea344b | 1090 | /* seek in the stream */ |
2ef46053 | 1091 | static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes) |
72ea344b | 1092 | { |
687fae2b IW |
1093 | if (!is->seek_req) { |
1094 | is->seek_pos = pos; | |
4ed29207 | 1095 | is->seek_rel = rel; |
3890dd3a | 1096 | is->seek_flags &= ~AVSEEK_FLAG_BYTE; |
94b594c6 SH |
1097 | if (seek_by_bytes) |
1098 | is->seek_flags |= AVSEEK_FLAG_BYTE; | |
687fae2b IW |
1099 | is->seek_req = 1; |
1100 | } | |
72ea344b FB |
1101 | } |
1102 | ||
1103 | /* pause or resume the video */ | |
1104 | static void stream_pause(VideoState *is) | |
1105 | { | |
68aefbe8 MN |
1106 | if (is->paused) { |
1107 | is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts; | |
f5668147 | 1108 | if(is->read_pause_return != AVERROR(ENOSYS)){ |
68aefbe8 | 1109 | is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0; |
f5668147 | 1110 | } |
68aefbe8 | 1111 | is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0; |
72ea344b | 1112 | } |
68aefbe8 | 1113 | is->paused = !is->paused; |
72ea344b FB |
1114 | } |
1115 | ||
d38c9e7a | 1116 | static double compute_target_time(double frame_current_pts, VideoState *is) |
49410784 | 1117 | { |
d38c9e7a | 1118 | double delay, sync_threshold, diff; |
49410784 TB |
1119 | |
1120 | /* compute nominal delay */ | |
1121 | delay = frame_current_pts - is->frame_last_pts; | |
1122 | if (delay <= 0 || delay >= 10.0) { | |
1123 | /* if incorrect delay, use previous one */ | |
1124 | delay = is->frame_last_delay; | |
443658fd | 1125 | } else { |
712de377 | 1126 | is->frame_last_delay = delay; |
443658fd | 1127 | } |
49410784 TB |
1128 | is->frame_last_pts = frame_current_pts; |
1129 | ||
1130 | /* update delay to follow master synchronisation source */ | |
1131 | if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) || | |
1132 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { | |
1133 | /* if video is slave, we try to correct big delays by | |
1134 | duplicating or deleting a frame */ | |
f04c6e35 | 1135 | diff = get_video_clock(is) - get_master_clock(is); |
49410784 TB |
1136 | |
1137 | /* skip or repeat frame. We take into account the | |
1138 | delay to compute the threshold. I still don't know | |
1139 | if it is the best guess */ | |
1140 | sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay); | |
1141 | if (fabs(diff) < AV_NOSYNC_THRESHOLD) { | |
1142 | if (diff <= -sync_threshold) | |
1143 | delay = 0; | |
1144 | else if (diff >= sync_threshold) | |
1145 | delay = 2 * delay; | |
1146 | } | |
1147 | } | |
49410784 | 1148 | is->frame_timer += delay; |
eecc17a7 TB |
1149 | #if defined(DEBUG_SYNC) |
1150 | printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n", | |
1151 | delay, actual_delay, frame_current_pts, -diff); | |
1152 | #endif | |
1153 | ||
d38c9e7a | 1154 | return is->frame_timer; |
49410784 TB |
1155 | } |
1156 | ||
01310af2 FB |
1157 | /* called to display each frame */ |
1158 | static void video_refresh_timer(void *opaque) | |
1159 | { | |
1160 | VideoState *is = opaque; | |
1161 | VideoPicture *vp; | |
638c9d91 | 1162 | |
72ce053b | 1163 | SubPicture *sp, *sp2; |
01310af2 FB |
1164 | |
1165 | if (is->video_st) { | |
d38c9e7a | 1166 | retry: |
01310af2 | 1167 | if (is->pictq_size == 0) { |
d38c9e7a | 1168 | //nothing to do, no picture to display in the que |
01310af2 | 1169 | } else { |
d38c9e7a MN |
1170 | double time= av_gettime()/1000000.0; |
1171 | double next_target; | |
638c9d91 | 1172 | /* dequeue the picture */ |
01310af2 | 1173 | vp = &is->pictq[is->pictq_rindex]; |
638c9d91 | 1174 | |
d38c9e7a MN |
1175 | if(time < vp->target_clock) |
1176 | return; | |
638c9d91 FB |
1177 | /* update current video pts */ |
1178 | is->video_current_pts = vp->pts; | |
d38c9e7a | 1179 | is->video_current_pts_drift = is->video_current_pts - time; |
a3cc2160 | 1180 | is->video_current_pos = vp->pos; |
d38c9e7a MN |
1181 | if(is->pictq_size > 1){ |
1182 | VideoPicture *nextvp= &is->pictq[(is->pictq_rindex+1)%VIDEO_PICTURE_QUEUE_SIZE]; | |
1183 | assert(nextvp->target_clock >= vp->target_clock); | |
1184 | next_target= nextvp->target_clock; | |
1185 | }else{ | |
1186 | next_target= vp->target_clock + is->video_clock - vp->pts; //FIXME pass durations cleanly | |
1187 | } | |
1188 | if(framedrop && time > next_target){ | |
1189 | is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR; | |
1190 | if(is->pictq_size > 1 || time > next_target + 0.5){ | |
1191 | /* update queue size and signal for next picture */ | |
1192 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1193 | is->pictq_rindex = 0; | |
1194 | ||
1195 | SDL_LockMutex(is->pictq_mutex); | |
1196 | is->pictq_size--; | |
1197 | SDL_CondSignal(is->pictq_cond); | |
1198 | SDL_UnlockMutex(is->pictq_mutex); | |
1199 | goto retry; | |
1200 | } | |
1201 | } | |
638c9d91 | 1202 | |
72ce053b IC |
1203 | if(is->subtitle_st) { |
1204 | if (is->subtitle_stream_changed) { | |
1205 | SDL_LockMutex(is->subpq_mutex); | |
115329f1 | 1206 | |
72ce053b IC |
1207 | while (is->subpq_size) { |
1208 | free_subpicture(&is->subpq[is->subpq_rindex]); | |
115329f1 | 1209 | |
72ce053b IC |
1210 | /* update queue size and signal for next picture */ |
1211 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1212 | is->subpq_rindex = 0; | |
115329f1 | 1213 | |
72ce053b IC |
1214 | is->subpq_size--; |
1215 | } | |
1216 | is->subtitle_stream_changed = 0; | |
1217 | ||
1218 | SDL_CondSignal(is->subpq_cond); | |
1219 | SDL_UnlockMutex(is->subpq_mutex); | |
1220 | } else { | |
1221 | if (is->subpq_size > 0) { | |
1222 | sp = &is->subpq[is->subpq_rindex]; | |
1223 | ||
1224 | if (is->subpq_size > 1) | |
1225 | sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE]; | |
1226 | else | |
1227 | sp2 = NULL; | |
1228 | ||
1229 | if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) | |
1230 | || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) | |
1231 | { | |
1232 | free_subpicture(sp); | |
1233 | ||
1234 | /* update queue size and signal for next picture */ | |
1235 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1236 | is->subpq_rindex = 0; | |
1237 | ||
1238 | SDL_LockMutex(is->subpq_mutex); | |
1239 | is->subpq_size--; | |
1240 | SDL_CondSignal(is->subpq_cond); | |
1241 | SDL_UnlockMutex(is->subpq_mutex); | |
1242 | } | |
1243 | } | |
1244 | } | |
1245 | } | |
1246 | ||
01310af2 FB |
1247 | /* display picture */ |
1248 | video_display(is); | |
115329f1 | 1249 | |
01310af2 FB |
1250 | /* update queue size and signal for next picture */ |
1251 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1252 | is->pictq_rindex = 0; | |
115329f1 | 1253 | |
01310af2 FB |
1254 | SDL_LockMutex(is->pictq_mutex); |
1255 | is->pictq_size--; | |
1256 | SDL_CondSignal(is->pictq_cond); | |
1257 | SDL_UnlockMutex(is->pictq_mutex); | |
1258 | } | |
1259 | } else if (is->audio_st) { | |
1260 | /* draw the next audio frame */ | |
1261 | ||
01310af2 FB |
1262 | /* if only audio stream, then display the audio bars (better |
1263 | than nothing, just to test the implementation */ | |
115329f1 | 1264 | |
01310af2 FB |
1265 | /* display picture */ |
1266 | video_display(is); | |
01310af2 FB |
1267 | } |
1268 | if (show_status) { | |
1269 | static int64_t last_time; | |
1270 | int64_t cur_time; | |
72ce053b | 1271 | int aqsize, vqsize, sqsize; |
638c9d91 | 1272 | double av_diff; |
115329f1 | 1273 | |
01310af2 | 1274 | cur_time = av_gettime(); |
1e1a0b18 | 1275 | if (!last_time || (cur_time - last_time) >= 30000) { |
01310af2 FB |
1276 | aqsize = 0; |
1277 | vqsize = 0; | |
72ce053b | 1278 | sqsize = 0; |
01310af2 FB |
1279 | if (is->audio_st) |
1280 | aqsize = is->audioq.size; | |
1281 | if (is->video_st) | |
1282 | vqsize = is->videoq.size; | |
72ce053b IC |
1283 | if (is->subtitle_st) |
1284 | sqsize = is->subtitleq.size; | |
638c9d91 FB |
1285 | av_diff = 0; |
1286 | if (is->audio_st && is->video_st) | |
1287 | av_diff = get_audio_clock(is) - get_video_clock(is); | |
382f3a5b MN |
1288 | printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r", |
1289 | get_master_clock(is), av_diff, FFMAX(is->skip_frames-1, 0), aqsize / 1024, vqsize / 1024, sqsize, is->faulty_dts, is->faulty_pts); | |
01310af2 FB |
1290 | fflush(stdout); |
1291 | last_time = cur_time; | |
1292 | } | |
1293 | } | |
1294 | } | |
1295 | ||
f7b8c814 MS |
1296 | static void stream_close(VideoState *is) |
1297 | { | |
1298 | VideoPicture *vp; | |
1299 | int i; | |
1300 | /* XXX: use a special url_shutdown call to abort parse cleanly */ | |
1301 | is->abort_request = 1; | |
1302 | SDL_WaitThread(is->parse_tid, NULL); | |
1303 | SDL_WaitThread(is->refresh_tid, NULL); | |
1304 | ||
1305 | /* free all pictures */ | |
1306 | for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) { | |
1307 | vp = &is->pictq[i]; | |
1308 | #if CONFIG_AVFILTER | |
1309 | if (vp->picref) { | |
1310 | avfilter_unref_buffer(vp->picref); | |
1311 | vp->picref = NULL; | |
1312 | } | |
1313 | #endif | |
1314 | if (vp->bmp) { | |
1315 | SDL_FreeYUVOverlay(vp->bmp); | |
1316 | vp->bmp = NULL; | |
1317 | } | |
1318 | } | |
1319 | SDL_DestroyMutex(is->pictq_mutex); | |
1320 | SDL_DestroyCond(is->pictq_cond); | |
1321 | SDL_DestroyMutex(is->subpq_mutex); | |
1322 | SDL_DestroyCond(is->subpq_cond); | |
1323 | #if !CONFIG_AVFILTER | |
1324 | if (is->img_convert_ctx) | |
1325 | sws_freeContext(is->img_convert_ctx); | |
1326 | #endif | |
1327 | av_free(is); | |
1328 | } | |
1329 | ||
1330 | static void do_exit(void) | |
1331 | { | |
1332 | int i; | |
1333 | if (cur_stream) { | |
1334 | stream_close(cur_stream); | |
1335 | cur_stream = NULL; | |
1336 | } | |
1337 | for (i = 0; i < AVMEDIA_TYPE_NB; i++) | |
1338 | av_free(avcodec_opts[i]); | |
1339 | av_free(avformat_opts); | |
1340 | av_free(sws_opts); | |
1341 | #if CONFIG_AVFILTER | |
1342 | avfilter_uninit(); | |
1343 | #endif | |
1344 | if (show_status) | |
1345 | printf("\n"); | |
1346 | SDL_Quit(); | |
6b6bca64 | 1347 | av_log(NULL, AV_LOG_QUIET, ""); |
f7b8c814 MS |
1348 | exit(0); |
1349 | } | |
1350 | ||
01310af2 FB |
1351 | /* allocate a picture (needs to do that in main thread to avoid |
1352 | potential locking problems */ | |
1353 | static void alloc_picture(void *opaque) | |
1354 | { | |
1355 | VideoState *is = opaque; | |
1356 | VideoPicture *vp; | |
01310af2 FB |
1357 | |
1358 | vp = &is->pictq[is->pictq_windex]; | |
1359 | ||
1360 | if (vp->bmp) | |
1361 | SDL_FreeYUVOverlay(vp->bmp); | |
1362 | ||
917d2bb3 MN |
1363 | #if CONFIG_AVFILTER |
1364 | if (vp->picref) | |
7fce481a | 1365 | avfilter_unref_buffer(vp->picref); |
917d2bb3 MN |
1366 | vp->picref = NULL; |
1367 | ||
1368 | vp->width = is->out_video_filter->inputs[0]->w; | |
1369 | vp->height = is->out_video_filter->inputs[0]->h; | |
1370 | vp->pix_fmt = is->out_video_filter->inputs[0]->format; | |
1371 | #else | |
1372 | vp->width = is->video_st->codec->width; | |
1373 | vp->height = is->video_st->codec->height; | |
1374 | vp->pix_fmt = is->video_st->codec->pix_fmt; | |
1375 | #endif | |
1376 | ||
1377 | vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height, | |
115329f1 | 1378 | SDL_YV12_OVERLAY, |
61890b02 | 1379 | screen); |
cb036f90 MS |
1380 | if (!vp->bmp || vp->bmp->pitches[0] < vp->width) { |
1381 | /* SDL allocates a buffer smaller than requested if the video | |
1382 | * overlay hardware is unable to support the requested size. */ | |
1383 | fprintf(stderr, "Error: the video system does not support an image\n" | |
aa78a6d6 | 1384 | "size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n" |
cb036f90 MS |
1385 | "to reduce the image size.\n", vp->width, vp->height ); |
1386 | do_exit(); | |
1387 | } | |
01310af2 FB |
1388 | |
1389 | SDL_LockMutex(is->pictq_mutex); | |
1390 | vp->allocated = 1; | |
1391 | SDL_CondSignal(is->pictq_cond); | |
1392 | SDL_UnlockMutex(is->pictq_mutex); | |
1393 | } | |
1394 | ||
267e9dfa MN |
1395 | /** |
1396 | * | |
1397 | * @param pts the dts of the pkt / pts of the frame and guessed if not known | |
1398 | */ | |
1a620dd7 | 1399 | static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos) |
01310af2 FB |
1400 | { |
1401 | VideoPicture *vp; | |
1402 | int dst_pix_fmt; | |
917d2bb3 MN |
1403 | #if CONFIG_AVFILTER |
1404 | AVPicture pict_src; | |
1405 | #endif | |
01310af2 FB |
1406 | /* wait until we have space to put a new picture */ |
1407 | SDL_LockMutex(is->pictq_mutex); | |
d38c9e7a MN |
1408 | |
1409 | if(is->pictq_size>=VIDEO_PICTURE_QUEUE_SIZE && !is->refresh) | |
1410 | is->skip_frames= FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0-FRAME_SKIP_FACTOR)); | |
1411 | ||
01310af2 FB |
1412 | while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && |
1413 | !is->videoq.abort_request) { | |
1414 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1415 | } | |
1416 | SDL_UnlockMutex(is->pictq_mutex); | |
115329f1 | 1417 | |
01310af2 FB |
1418 | if (is->videoq.abort_request) |
1419 | return -1; | |
1420 | ||
1421 | vp = &is->pictq[is->pictq_windex]; | |
1422 | ||
1423 | /* alloc or resize hardware picture buffer */ | |
115329f1 | 1424 | if (!vp->bmp || |
917d2bb3 MN |
1425 | #if CONFIG_AVFILTER |
1426 | vp->width != is->out_video_filter->inputs[0]->w || | |
1427 | vp->height != is->out_video_filter->inputs[0]->h) { | |
1428 | #else | |
01f4895c MN |
1429 | vp->width != is->video_st->codec->width || |
1430 | vp->height != is->video_st->codec->height) { | |
917d2bb3 | 1431 | #endif |
01310af2 FB |
1432 | SDL_Event event; |
1433 | ||
1434 | vp->allocated = 0; | |
1435 | ||
1436 | /* the allocation must be done in the main thread to avoid | |
1437 | locking problems */ | |
1438 | event.type = FF_ALLOC_EVENT; | |
1439 | event.user.data1 = is; | |
1440 | SDL_PushEvent(&event); | |
115329f1 | 1441 | |
01310af2 FB |
1442 | /* wait until the picture is allocated */ |
1443 | SDL_LockMutex(is->pictq_mutex); | |
1444 | while (!vp->allocated && !is->videoq.abort_request) { | |
1445 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1446 | } | |
1447 | SDL_UnlockMutex(is->pictq_mutex); | |
1448 | ||
1449 | if (is->videoq.abort_request) | |
1450 | return -1; | |
1451 | } | |
1452 | ||
638c9d91 | 1453 | /* if the frame is not skipped, then display it */ |
01310af2 | 1454 | if (vp->bmp) { |
fbf1b885 | 1455 | AVPicture pict; |
917d2bb3 MN |
1456 | #if CONFIG_AVFILTER |
1457 | if(vp->picref) | |
7fce481a | 1458 | avfilter_unref_buffer(vp->picref); |
917d2bb3 MN |
1459 | vp->picref = src_frame->opaque; |
1460 | #endif | |
fbf1b885 | 1461 | |
01310af2 FB |
1462 | /* get a pointer on the bitmap */ |
1463 | SDL_LockYUVOverlay (vp->bmp); | |
1464 | ||
1465 | dst_pix_fmt = PIX_FMT_YUV420P; | |
fbf1b885 | 1466 | memset(&pict,0,sizeof(AVPicture)); |
01310af2 FB |
1467 | pict.data[0] = vp->bmp->pixels[0]; |
1468 | pict.data[1] = vp->bmp->pixels[2]; | |
1469 | pict.data[2] = vp->bmp->pixels[1]; | |
1470 | ||
1471 | pict.linesize[0] = vp->bmp->pitches[0]; | |
1472 | pict.linesize[1] = vp->bmp->pitches[2]; | |
1473 | pict.linesize[2] = vp->bmp->pitches[1]; | |
917d2bb3 MN |
1474 | |
1475 | #if CONFIG_AVFILTER | |
1476 | pict_src.data[0] = src_frame->data[0]; | |
1477 | pict_src.data[1] = src_frame->data[1]; | |
1478 | pict_src.data[2] = src_frame->data[2]; | |
1479 | ||
1480 | pict_src.linesize[0] = src_frame->linesize[0]; | |
1481 | pict_src.linesize[1] = src_frame->linesize[1]; | |
1482 | pict_src.linesize[2] = src_frame->linesize[2]; | |
1483 | ||
1484 | //FIXME use direct rendering | |
1485 | av_picture_copy(&pict, &pict_src, | |
1486 | vp->pix_fmt, vp->width, vp->height); | |
1487 | #else | |
e43d7a18 | 1488 | sws_flags = av_get_int(sws_opts, "sws_flags", NULL); |
3ac56e28 | 1489 | is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx, |
917d2bb3 | 1490 | vp->width, vp->height, vp->pix_fmt, vp->width, vp->height, |
feb7bc67 | 1491 | dst_pix_fmt, sws_flags, NULL, NULL, NULL); |
3ac56e28 | 1492 | if (is->img_convert_ctx == NULL) { |
26ba8235 AB |
1493 | fprintf(stderr, "Cannot initialize the conversion context\n"); |
1494 | exit(1); | |
1495 | } | |
3ac56e28 | 1496 | sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize, |
917d2bb3 MN |
1497 | 0, vp->height, pict.data, pict.linesize); |
1498 | #endif | |
01310af2 FB |
1499 | /* update the bitmap content */ |
1500 | SDL_UnlockYUVOverlay(vp->bmp); | |
1501 | ||
638c9d91 | 1502 | vp->pts = pts; |
1a620dd7 | 1503 | vp->pos = pos; |
01310af2 FB |
1504 | |
1505 | /* now we can update the picture count */ | |
1506 | if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE) | |
1507 | is->pictq_windex = 0; | |
1508 | SDL_LockMutex(is->pictq_mutex); | |
d38c9e7a MN |
1509 | vp->target_clock= compute_target_time(vp->pts, is); |
1510 | ||
01310af2 FB |
1511 | is->pictq_size++; |
1512 | SDL_UnlockMutex(is->pictq_mutex); | |
1513 | } | |
638c9d91 FB |
1514 | return 0; |
1515 | } | |
1516 | ||
115329f1 DB |
1517 | /** |
1518 | * compute the exact PTS for the picture if it is omitted in the stream | |
267e9dfa MN |
1519 | * @param pts1 the dts of the pkt / pts of the frame |
1520 | */ | |
1a620dd7 | 1521 | static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos) |
638c9d91 FB |
1522 | { |
1523 | double frame_delay, pts; | |
115329f1 | 1524 | |
638c9d91 FB |
1525 | pts = pts1; |
1526 | ||
01310af2 | 1527 | if (pts != 0) { |
638c9d91 | 1528 | /* update video clock with pts, if present */ |
01310af2 FB |
1529 | is->video_clock = pts; |
1530 | } else { | |
72ea344b FB |
1531 | pts = is->video_clock; |
1532 | } | |
1533 | /* update video clock for next frame */ | |
01f4895c | 1534 | frame_delay = av_q2d(is->video_st->codec->time_base); |
72ea344b FB |
1535 | /* for MPEG2, the frame can be repeated, so we update the |
1536 | clock accordingly */ | |
267e9dfa | 1537 | frame_delay += src_frame->repeat_pict * (frame_delay * 0.5); |
72ea344b | 1538 | is->video_clock += frame_delay; |
638c9d91 FB |
1539 | |
1540 | #if defined(DEBUG_SYNC) && 0 | |
ff358eca SS |
1541 | printf("frame_type=%c clock=%0.3f pts=%0.3f\n", |
1542 | av_get_pict_type_char(src_frame->pict_type), pts, pts1); | |
638c9d91 | 1543 | #endif |
1a620dd7 | 1544 | return queue_picture(is, src_frame, pts, pos); |
01310af2 FB |
1545 | } |
1546 | ||
3966a574 | 1547 | static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt) |
01310af2 | 1548 | { |
6c7d3ead | 1549 | int len1, got_picture, i; |
01310af2 | 1550 | |
01310af2 | 1551 | if (packet_queue_get(&is->videoq, pkt, 1) < 0) |
917d2bb3 | 1552 | return -1; |
39c6a118 MN |
1553 | |
1554 | if(pkt->data == flush_pkt.data){ | |
1555 | avcodec_flush_buffers(is->video_st->codec); | |
6c7d3ead MN |
1556 | |
1557 | SDL_LockMutex(is->pictq_mutex); | |
1558 | //Make sure there are no long delay timers (ideally we should just flush the que but thats harder) | |
1559 | for(i=0; i<VIDEO_PICTURE_QUEUE_SIZE; i++){ | |
d38c9e7a | 1560 | is->pictq[i].target_clock= 0; |
6c7d3ead MN |
1561 | } |
1562 | while (is->pictq_size && !is->videoq.abort_request) { | |
1563 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1564 | } | |
1a620dd7 | 1565 | is->video_current_pos= -1; |
6c7d3ead MN |
1566 | SDL_UnlockMutex(is->pictq_mutex); |
1567 | ||
41db429d MN |
1568 | is->last_dts_for_fault_detection= |
1569 | is->last_pts_for_fault_detection= INT64_MIN; | |
967030eb | 1570 | is->frame_last_pts= AV_NOPTS_VALUE; |
f7119e42 | 1571 | is->frame_last_delay = 0; |
b25453bd | 1572 | is->frame_timer = (double)av_gettime() / 1000000.0; |
d38c9e7a MN |
1573 | is->skip_frames= 1; |
1574 | is->skip_frames_index= 0; | |
917d2bb3 | 1575 | return 0; |
39c6a118 MN |
1576 | } |
1577 | ||
638c9d91 FB |
1578 | /* NOTE: ipts is the PTS of the _first_ picture beginning in |
1579 | this packet, if any */ | |
7fb262b5 | 1580 | is->video_st->codec->reordered_opaque= pkt->pts; |
bea18375 | 1581 | len1 = avcodec_decode_video2(is->video_st->codec, |
620e8baf | 1582 | frame, &got_picture, |
bea18375 | 1583 | pkt); |
620e8baf | 1584 | |
99e0b12b | 1585 | if (got_picture) { |
df7d6e48 SS |
1586 | if(pkt->dts != AV_NOPTS_VALUE){ |
1587 | is->faulty_dts += pkt->dts <= is->last_dts_for_fault_detection; | |
1588 | is->last_dts_for_fault_detection= pkt->dts; | |
1589 | } | |
1590 | if(frame->reordered_opaque != AV_NOPTS_VALUE){ | |
1591 | is->faulty_pts += frame->reordered_opaque <= is->last_pts_for_fault_detection; | |
1592 | is->last_pts_for_fault_detection= frame->reordered_opaque; | |
1593 | } | |
99e0b12b | 1594 | } |
41db429d MN |
1595 | |
1596 | if( ( decoder_reorder_pts==1 | |
ecbed31c | 1597 | || (decoder_reorder_pts && is->faulty_pts<is->faulty_dts) |
41db429d | 1598 | || pkt->dts == AV_NOPTS_VALUE) |
7fb262b5 | 1599 | && frame->reordered_opaque != AV_NOPTS_VALUE) |
917d2bb3 | 1600 | *pts= frame->reordered_opaque; |
620e8baf | 1601 | else if(pkt->dts != AV_NOPTS_VALUE) |
917d2bb3 | 1602 | *pts= pkt->dts; |
620e8baf | 1603 | else |
917d2bb3 MN |
1604 | *pts= 0; |
1605 | ||
fb966f99 MN |
1606 | // if (len1 < 0) |
1607 | // break; | |
d38c9e7a MN |
1608 | if (got_picture){ |
1609 | is->skip_frames_index += 1; | |
1610 | if(is->skip_frames_index >= is->skip_frames){ | |
1611 | is->skip_frames_index -= FFMAX(is->skip_frames, 1.0); | |
1612 | return 1; | |
1613 | } | |
1614 | ||
1615 | } | |
917d2bb3 MN |
1616 | return 0; |
1617 | } | |
1618 | ||
1619 | #if CONFIG_AVFILTER | |
1620 | typedef struct { | |
1621 | VideoState *is; | |
1622 | AVFrame *frame; | |
dd0c789b | 1623 | int use_dr1; |
917d2bb3 MN |
1624 | } FilterPriv; |
1625 | ||
dd0c789b BB |
1626 | static int input_get_buffer(AVCodecContext *codec, AVFrame *pic) |
1627 | { | |
1628 | AVFilterContext *ctx = codec->opaque; | |
ecc8dada | 1629 | AVFilterBufferRef *ref; |
dd0c789b | 1630 | int perms = AV_PERM_WRITE; |
65929418 | 1631 | int i, w, h, stride[4]; |
dd0c789b BB |
1632 | unsigned edge; |
1633 | ||
1634 | if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) { | |
1635 | if(pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ; | |
1636 | if(pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE; | |
1637 | if(pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2; | |
1638 | } | |
1639 | if(pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE; | |
1640 | ||
1641 | w = codec->width; | |
1642 | h = codec->height; | |
1643 | avcodec_align_dimensions2(codec, &w, &h, stride); | |
1644 | edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width(); | |
1645 | w += edge << 1; | |
1646 | h += edge << 1; | |
1647 | ||
1648 | if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h))) | |
1649 | return -1; | |
1650 | ||
cc80caff HM |
1651 | ref->video->w = codec->width; |
1652 | ref->video->h = codec->height; | |
cfb7e6e6 | 1653 | for(i = 0; i < 4; i ++) { |
d54e0948 HM |
1654 | unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0; |
1655 | unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0; | |
dd0c789b | 1656 | |
3635c07b | 1657 | if (ref->data[i]) { |
e53ca636 | 1658 | ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift); |
3635c07b | 1659 | } |
dd0c789b BB |
1660 | pic->data[i] = ref->data[i]; |
1661 | pic->linesize[i] = ref->linesize[i]; | |
1662 | } | |
1663 | pic->opaque = ref; | |
1664 | pic->age = INT_MAX; | |
1665 | pic->type = FF_BUFFER_TYPE_USER; | |
867ab7fb | 1666 | pic->reordered_opaque = codec->reordered_opaque; |
dd0c789b BB |
1667 | return 0; |
1668 | } | |
1669 | ||
1670 | static void input_release_buffer(AVCodecContext *codec, AVFrame *pic) | |
1671 | { | |
1672 | memset(pic->data, 0, sizeof(pic->data)); | |
7fce481a | 1673 | avfilter_unref_buffer(pic->opaque); |
dd0c789b BB |
1674 | } |
1675 | ||
12bd3c1f JM |
1676 | static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic) |
1677 | { | |
ecc8dada | 1678 | AVFilterBufferRef *ref = pic->opaque; |
12bd3c1f JM |
1679 | |
1680 | if (pic->data[0] == NULL) { | |
1681 | pic->buffer_hints |= FF_BUFFER_HINTS_READABLE; | |
1682 | return codec->get_buffer(codec, pic); | |
1683 | } | |
1684 | ||
cc80caff | 1685 | if ((codec->width != ref->video->w) || (codec->height != ref->video->h) || |
d54e0948 | 1686 | (codec->pix_fmt != ref->format)) { |
12bd3c1f JM |
1687 | av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n"); |
1688 | return -1; | |
1689 | } | |
1690 | ||
1691 | pic->reordered_opaque = codec->reordered_opaque; | |
1692 | return 0; | |
1693 | } | |
1694 | ||
917d2bb3 MN |
1695 | static int input_init(AVFilterContext *ctx, const char *args, void *opaque) |
1696 | { | |
1697 | FilterPriv *priv = ctx->priv; | |
dd0c789b | 1698 | AVCodecContext *codec; |
917d2bb3 MN |
1699 | if(!opaque) return -1; |
1700 | ||
1701 | priv->is = opaque; | |
dd0c789b BB |
1702 | codec = priv->is->video_st->codec; |
1703 | codec->opaque = ctx; | |
1704 | if(codec->codec->capabilities & CODEC_CAP_DR1) { | |
1705 | priv->use_dr1 = 1; | |
1706 | codec->get_buffer = input_get_buffer; | |
1707 | codec->release_buffer = input_release_buffer; | |
12bd3c1f | 1708 | codec->reget_buffer = input_reget_buffer; |
dd0c789b BB |
1709 | } |
1710 | ||
917d2bb3 MN |
1711 | priv->frame = avcodec_alloc_frame(); |
1712 | ||
1713 | return 0; | |
1714 | } | |
1715 | ||
1716 | static void input_uninit(AVFilterContext *ctx) | |
1717 | { | |
1718 | FilterPriv *priv = ctx->priv; | |
1719 | av_free(priv->frame); | |
1720 | } | |
1721 | ||
1722 | static int input_request_frame(AVFilterLink *link) | |
1723 | { | |
1724 | FilterPriv *priv = link->src->priv; | |
ecc8dada | 1725 | AVFilterBufferRef *picref; |
3966a574 | 1726 | int64_t pts = 0; |
917d2bb3 MN |
1727 | AVPacket pkt; |
1728 | int ret; | |
1729 | ||
1730 | while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt))) | |
1731 | av_free_packet(&pkt); | |
1732 | if (ret < 0) | |
1733 | return -1; | |
1734 | ||
dd0c789b | 1735 | if(priv->use_dr1) { |
7fce481a | 1736 | picref = avfilter_ref_buffer(priv->frame->opaque, ~0); |
dd0c789b | 1737 | } else { |
cf097cbc | 1738 | picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h); |
34017fd9 | 1739 | av_image_copy(picref->data, picref->linesize, |
4afbcf46 SS |
1740 | priv->frame->data, priv->frame->linesize, |
1741 | picref->format, link->w, link->h); | |
dd0c789b | 1742 | } |
917d2bb3 MN |
1743 | av_free_packet(&pkt); |
1744 | ||
1745 | picref->pts = pts; | |
bb409513 | 1746 | picref->pos = pkt.pos; |
cc80caff | 1747 | picref->video->pixel_aspect = priv->is->video_st->codec->sample_aspect_ratio; |
c41c5b02 | 1748 | avfilter_start_frame(link, picref); |
917d2bb3 MN |
1749 | avfilter_draw_slice(link, 0, link->h, 1); |
1750 | avfilter_end_frame(link); | |
917d2bb3 MN |
1751 | |
1752 | return 0; | |
1753 | } | |
1754 | ||
1755 | static int input_query_formats(AVFilterContext *ctx) | |
1756 | { | |
1757 | FilterPriv *priv = ctx->priv; | |
1758 | enum PixelFormat pix_fmts[] = { | |
1759 | priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE | |
1760 | }; | |
1761 | ||
1762 | avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts)); | |
1763 | return 0; | |
1764 | } | |
1765 | ||
1766 | static int input_config_props(AVFilterLink *link) | |
1767 | { | |
1768 | FilterPriv *priv = link->src->priv; | |
1769 | AVCodecContext *c = priv->is->video_st->codec; | |
1770 | ||
1771 | link->w = c->width; | |
1772 | link->h = c->height; | |
1773 | ||
1774 | return 0; | |
1775 | } | |
1776 | ||
1777 | static AVFilter input_filter = | |
1778 | { | |
1779 | .name = "ffplay_input", | |
1780 | ||
1781 | .priv_size = sizeof(FilterPriv), | |
1782 | ||
1783 | .init = input_init, | |
1784 | .uninit = input_uninit, | |
1785 | ||
1786 | .query_formats = input_query_formats, | |
1787 | ||
1788 | .inputs = (AVFilterPad[]) {{ .name = NULL }}, | |
1789 | .outputs = (AVFilterPad[]) {{ .name = "default", | |
72415b2a | 1790 | .type = AVMEDIA_TYPE_VIDEO, |
917d2bb3 MN |
1791 | .request_frame = input_request_frame, |
1792 | .config_props = input_config_props, }, | |
1793 | { .name = NULL }}, | |
1794 | }; | |
1795 | ||
1796 | static void output_end_frame(AVFilterLink *link) | |
1797 | { | |
1798 | } | |
1799 | ||
1800 | static int output_query_formats(AVFilterContext *ctx) | |
1801 | { | |
1802 | enum PixelFormat pix_fmts[] = { PIX_FMT_YUV420P, PIX_FMT_NONE }; | |
1803 | ||
1804 | avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts)); | |
1805 | return 0; | |
1806 | } | |
1807 | ||
1808 | static int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame, | |
bb409513 | 1809 | int64_t *pts, int64_t *pos) |
917d2bb3 | 1810 | { |
ecc8dada | 1811 | AVFilterBufferRef *pic; |
917d2bb3 MN |
1812 | |
1813 | if(avfilter_request_frame(ctx->inputs[0])) | |
1814 | return -1; | |
5d4890d7 | 1815 | if(!(pic = ctx->inputs[0]->cur_buf)) |
917d2bb3 | 1816 | return -1; |
5d4890d7 | 1817 | ctx->inputs[0]->cur_buf = NULL; |
917d2bb3 MN |
1818 | |
1819 | frame->opaque = pic; | |
1820 | *pts = pic->pts; | |
bb409513 | 1821 | *pos = pic->pos; |
917d2bb3 MN |
1822 | |
1823 | memcpy(frame->data, pic->data, sizeof(frame->data)); | |
1824 | memcpy(frame->linesize, pic->linesize, sizeof(frame->linesize)); | |
1825 | ||
1826 | return 1; | |
1827 | } | |
1828 | ||
1829 | static AVFilter output_filter = | |
1830 | { | |
1831 | .name = "ffplay_output", | |
1832 | ||
1833 | .query_formats = output_query_formats, | |
1834 | ||
1835 | .inputs = (AVFilterPad[]) {{ .name = "default", | |
72415b2a | 1836 | .type = AVMEDIA_TYPE_VIDEO, |
917d2bb3 MN |
1837 | .end_frame = output_end_frame, |
1838 | .min_perms = AV_PERM_READ, }, | |
1839 | { .name = NULL }}, | |
1840 | .outputs = (AVFilterPad[]) {{ .name = NULL }}, | |
1841 | }; | |
1842 | #endif /* CONFIG_AVFILTER */ | |
1843 | ||
1844 | static int video_thread(void *arg) | |
1845 | { | |
1846 | VideoState *is = arg; | |
1847 | AVFrame *frame= avcodec_alloc_frame(); | |
4903b5ca | 1848 | int64_t pts_int; |
917d2bb3 MN |
1849 | double pts; |
1850 | int ret; | |
1851 | ||
1852 | #if CONFIG_AVFILTER | |
4903b5ca | 1853 | int64_t pos; |
3f073fa2 | 1854 | char sws_flags_str[128]; |
917d2bb3 MN |
1855 | AVFilterContext *filt_src = NULL, *filt_out = NULL; |
1856 | AVFilterGraph *graph = av_mallocz(sizeof(AVFilterGraph)); | |
3f073fa2 SS |
1857 | snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags); |
1858 | graph->scale_sws_opts = av_strdup(sws_flags_str); | |
917d2bb3 | 1859 | |
84c03869 SS |
1860 | if (avfilter_open(&filt_src, &input_filter, "src") < 0) goto the_end; |
1861 | if (avfilter_open(&filt_out, &output_filter, "out") < 0) goto the_end; | |
917d2bb3 MN |
1862 | |
1863 | if(avfilter_init_filter(filt_src, NULL, is)) goto the_end; | |
1864 | if(avfilter_init_filter(filt_out, NULL, frame)) goto the_end; | |
1865 | ||
1866 | ||
1867 | if(vfilters) { | |
1868 | AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut)); | |
1869 | AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut)); | |
1870 | ||
1871 | outputs->name = av_strdup("in"); | |
1872 | outputs->filter = filt_src; | |
1873 | outputs->pad_idx = 0; | |
1874 | outputs->next = NULL; | |
1875 | ||
1876 | inputs->name = av_strdup("out"); | |
1877 | inputs->filter = filt_out; | |
1878 | inputs->pad_idx = 0; | |
1879 | inputs->next = NULL; | |
1880 | ||
1881 | if (avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL) < 0) | |
1882 | goto the_end; | |
1883 | av_freep(&vfilters); | |
1884 | } else { | |
1885 | if(avfilter_link(filt_src, 0, filt_out, 0) < 0) goto the_end; | |
1886 | } | |
1887 | avfilter_graph_add_filter(graph, filt_src); | |
1888 | avfilter_graph_add_filter(graph, filt_out); | |
1889 | ||
1890 | if(avfilter_graph_check_validity(graph, NULL)) goto the_end; | |
1891 | if(avfilter_graph_config_formats(graph, NULL)) goto the_end; | |
1892 | if(avfilter_graph_config_links(graph, NULL)) goto the_end; | |
1893 | ||
1894 | is->out_video_filter = filt_out; | |
1895 | #endif | |
1896 | ||
1897 | for(;;) { | |
1898 | #if !CONFIG_AVFILTER | |
1899 | AVPacket pkt; | |
1900 | #endif | |
1901 | while (is->paused && !is->videoq.abort_request) | |
1902 | SDL_Delay(10); | |
1903 | #if CONFIG_AVFILTER | |
bb409513 | 1904 | ret = get_filtered_video_frame(filt_out, frame, &pts_int, &pos); |
917d2bb3 MN |
1905 | #else |
1906 | ret = get_video_frame(is, frame, &pts_int, &pkt); | |
1907 | #endif | |
1908 | ||
1909 | if (ret < 0) goto the_end; | |
1910 | ||
1911 | if (!ret) | |
1912 | continue; | |
1913 | ||
3966a574 | 1914 | pts = pts_int*av_q2d(is->video_st->time_base); |
917d2bb3 MN |
1915 | |
1916 | #if CONFIG_AVFILTER | |
bb409513 | 1917 | ret = output_picture2(is, frame, pts, pos); |
917d2bb3 | 1918 | #else |
fca62599 | 1919 | ret = output_picture2(is, frame, pts, pkt.pos); |
917d2bb3 MN |
1920 | av_free_packet(&pkt); |
1921 | #endif | |
1922 | if (ret < 0) | |
1923 | goto the_end; | |
1924 | ||
115329f1 | 1925 | if (step) |
bba04f1e WH |
1926 | if (cur_stream) |
1927 | stream_pause(cur_stream); | |
01310af2 FB |
1928 | } |
1929 | the_end: | |
917d2bb3 MN |
1930 | #if CONFIG_AVFILTER |
1931 | avfilter_graph_destroy(graph); | |
1932 | av_freep(&graph); | |
1933 | #endif | |
c6b1edc9 | 1934 | av_free(frame); |
01310af2 FB |
1935 | return 0; |
1936 | } | |
1937 | ||
72ce053b IC |
1938 | static int subtitle_thread(void *arg) |
1939 | { | |
1940 | VideoState *is = arg; | |
1941 | SubPicture *sp; | |
1942 | AVPacket pkt1, *pkt = &pkt1; | |
1943 | int len1, got_subtitle; | |
1944 | double pts; | |
1945 | int i, j; | |
1946 | int r, g, b, y, u, v, a; | |
1947 | ||
1948 | for(;;) { | |
1949 | while (is->paused && !is->subtitleq.abort_request) { | |
1950 | SDL_Delay(10); | |
1951 | } | |
1952 | if (packet_queue_get(&is->subtitleq, pkt, 1) < 0) | |
1953 | break; | |
115329f1 | 1954 | |
39c6a118 MN |
1955 | if(pkt->data == flush_pkt.data){ |
1956 | avcodec_flush_buffers(is->subtitle_st->codec); | |
1957 | continue; | |
1958 | } | |
72ce053b IC |
1959 | SDL_LockMutex(is->subpq_mutex); |
1960 | while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE && | |
1961 | !is->subtitleq.abort_request) { | |
1962 | SDL_CondWait(is->subpq_cond, is->subpq_mutex); | |
1963 | } | |
1964 | SDL_UnlockMutex(is->subpq_mutex); | |
115329f1 | 1965 | |
72ce053b IC |
1966 | if (is->subtitleq.abort_request) |
1967 | goto the_end; | |
115329f1 | 1968 | |
72ce053b IC |
1969 | sp = &is->subpq[is->subpq_windex]; |
1970 | ||
1971 | /* NOTE: ipts is the PTS of the _first_ picture beginning in | |
1972 | this packet, if any */ | |
1973 | pts = 0; | |
1974 | if (pkt->pts != AV_NOPTS_VALUE) | |
1975 | pts = av_q2d(is->subtitle_st->time_base)*pkt->pts; | |
1976 | ||
bea18375 | 1977 | len1 = avcodec_decode_subtitle2(is->subtitle_st->codec, |
115329f1 | 1978 | &sp->sub, &got_subtitle, |
bea18375 | 1979 | pkt); |
72ce053b IC |
1980 | // if (len1 < 0) |
1981 | // break; | |
1982 | if (got_subtitle && sp->sub.format == 0) { | |
1983 | sp->pts = pts; | |
115329f1 | 1984 | |
72ce053b IC |
1985 | for (i = 0; i < sp->sub.num_rects; i++) |
1986 | { | |
db4fac64 | 1987 | for (j = 0; j < sp->sub.rects[i]->nb_colors; j++) |
72ce053b | 1988 | { |
25b4c651 | 1989 | RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j); |
72ce053b IC |
1990 | y = RGB_TO_Y_CCIR(r, g, b); |
1991 | u = RGB_TO_U_CCIR(r, g, b, 0); | |
1992 | v = RGB_TO_V_CCIR(r, g, b, 0); | |
25b4c651 | 1993 | YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a); |
72ce053b IC |
1994 | } |
1995 | } | |
1996 | ||
1997 | /* now we can update the picture count */ | |
1998 | if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE) | |
1999 | is->subpq_windex = 0; | |
2000 | SDL_LockMutex(is->subpq_mutex); | |
2001 | is->subpq_size++; | |
2002 | SDL_UnlockMutex(is->subpq_mutex); | |
2003 | } | |
2004 | av_free_packet(pkt); | |
115329f1 | 2005 | // if (step) |
72ce053b IC |
2006 | // if (cur_stream) |
2007 | // stream_pause(cur_stream); | |
2008 | } | |
2009 | the_end: | |
2010 | return 0; | |
2011 | } | |
2012 | ||
01310af2 FB |
2013 | /* copy samples for viewing in editor window */ |
2014 | static void update_sample_display(VideoState *is, short *samples, int samples_size) | |
2015 | { | |
2016 | int size, len, channels; | |
2017 | ||
01f4895c | 2018 | channels = is->audio_st->codec->channels; |
01310af2 FB |
2019 | |
2020 | size = samples_size / sizeof(short); | |
2021 | while (size > 0) { | |
2022 | len = SAMPLE_ARRAY_SIZE - is->sample_array_index; | |
2023 | if (len > size) | |
2024 | len = size; | |
2025 | memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short)); | |
2026 | samples += len; | |
2027 | is->sample_array_index += len; | |
2028 | if (is->sample_array_index >= SAMPLE_ARRAY_SIZE) | |
2029 | is->sample_array_index = 0; | |
2030 | size -= len; | |
2031 | } | |
2032 | } | |
2033 | ||
01310af2 FB |
2034 | /* return the new audio buffer size (samples can be added or deleted |
2035 | to get better sync if video or external master clock) */ | |
115329f1 | 2036 | static int synchronize_audio(VideoState *is, short *samples, |
638c9d91 | 2037 | int samples_size1, double pts) |
01310af2 | 2038 | { |
638c9d91 | 2039 | int n, samples_size; |
01310af2 | 2040 | double ref_clock; |
115329f1 | 2041 | |
01f4895c | 2042 | n = 2 * is->audio_st->codec->channels; |
638c9d91 | 2043 | samples_size = samples_size1; |
01310af2 | 2044 | |
01310af2 | 2045 | /* if not master, then we try to remove or add samples to correct the clock */ |
01310af2 | 2046 | if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) || |
638c9d91 FB |
2047 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { |
2048 | double diff, avg_diff; | |
01310af2 | 2049 | int wanted_size, min_size, max_size, nb_samples; |
115329f1 | 2050 | |
638c9d91 FB |
2051 | ref_clock = get_master_clock(is); |
2052 | diff = get_audio_clock(is) - ref_clock; | |
115329f1 | 2053 | |
638c9d91 FB |
2054 | if (diff < AV_NOSYNC_THRESHOLD) { |
2055 | is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum; | |
2056 | if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) { | |
2057 | /* not enough measures to have a correct estimate */ | |
2058 | is->audio_diff_avg_count++; | |
2059 | } else { | |
2060 | /* estimate the A-V difference */ | |
2061 | avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef); | |
2062 | ||
2063 | if (fabs(avg_diff) >= is->audio_diff_threshold) { | |
01f4895c | 2064 | wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n); |
638c9d91 | 2065 | nb_samples = samples_size / n; |
115329f1 | 2066 | |
638c9d91 FB |
2067 | min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; |
2068 | max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; | |
2069 | if (wanted_size < min_size) | |
2070 | wanted_size = min_size; | |
2071 | else if (wanted_size > max_size) | |
2072 | wanted_size = max_size; | |
115329f1 | 2073 | |
638c9d91 FB |
2074 | /* add or remove samples to correction the synchro */ |
2075 | if (wanted_size < samples_size) { | |
2076 | /* remove samples */ | |
2077 | samples_size = wanted_size; | |
2078 | } else if (wanted_size > samples_size) { | |
2079 | uint8_t *samples_end, *q; | |
2080 | int nb; | |
115329f1 | 2081 | |
638c9d91 FB |
2082 | /* add samples */ |
2083 | nb = (samples_size - wanted_size); | |
2084 | samples_end = (uint8_t *)samples + samples_size - n; | |
2085 | q = samples_end + n; | |
2086 | while (nb > 0) { | |
2087 | memcpy(q, samples_end, n); | |
2088 | q += n; | |
2089 | nb -= n; | |
2090 | } | |
2091 | samples_size = wanted_size; | |
2092 | } | |
2093 | } | |
2094 | #if 0 | |
115329f1 DB |
2095 | printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n", |
2096 | diff, avg_diff, samples_size - samples_size1, | |
638c9d91 FB |
2097 | is->audio_clock, is->video_clock, is->audio_diff_threshold); |
2098 | #endif | |
01310af2 | 2099 | } |
638c9d91 FB |
2100 | } else { |
2101 | /* too big difference : may be initial PTS errors, so | |
2102 | reset A-V filter */ | |
2103 | is->audio_diff_avg_count = 0; | |
2104 | is->audio_diff_cum = 0; | |
01310af2 FB |
2105 | } |
2106 | } | |
2107 | ||
01310af2 FB |
2108 | return samples_size; |
2109 | } | |
2110 | ||
2111 | /* decode one audio frame and returns its uncompressed size */ | |
5a4476e2 | 2112 | static int audio_decode_frame(VideoState *is, double *pts_ptr) |
01310af2 | 2113 | { |
bea18375 | 2114 | AVPacket *pkt_temp = &is->audio_pkt_temp; |
01310af2 | 2115 | AVPacket *pkt = &is->audio_pkt; |
abdff646 | 2116 | AVCodecContext *dec= is->audio_st->codec; |
72ea344b | 2117 | int n, len1, data_size; |
01310af2 FB |
2118 | double pts; |
2119 | ||
2120 | for(;;) { | |
72ea344b | 2121 | /* NOTE: the audio packet can contain several frames */ |
bea18375 | 2122 | while (pkt_temp->size > 0) { |
5a4476e2 | 2123 | data_size = sizeof(is->audio_buf1); |
bea18375 | 2124 | len1 = avcodec_decode_audio3(dec, |
5a4476e2 | 2125 | (int16_t *)is->audio_buf1, &data_size, |
bea18375 | 2126 | pkt_temp); |
72ea344b FB |
2127 | if (len1 < 0) { |
2128 | /* if error, we skip the frame */ | |
bea18375 | 2129 | pkt_temp->size = 0; |
01310af2 | 2130 | break; |
72ea344b | 2131 | } |
115329f1 | 2132 | |
bea18375 TB |
2133 | pkt_temp->data += len1; |
2134 | pkt_temp->size -= len1; | |
72ea344b FB |
2135 | if (data_size <= 0) |
2136 | continue; | |
5a4476e2 PR |
2137 | |
2138 | if (dec->sample_fmt != is->audio_src_fmt) { | |
2139 | if (is->reformat_ctx) | |
2140 | av_audio_convert_free(is->reformat_ctx); | |
2141 | is->reformat_ctx= av_audio_convert_alloc(SAMPLE_FMT_S16, 1, | |
2142 | dec->sample_fmt, 1, NULL, 0); | |
2143 | if (!is->reformat_ctx) { | |
2144 | fprintf(stderr, "Cannot convert %s sample format to %s sample format\n", | |
2145 | avcodec_get_sample_fmt_name(dec->sample_fmt), | |
2146 | avcodec_get_sample_fmt_name(SAMPLE_FMT_S16)); | |
2147 | break; | |
2148 | } | |
2149 | is->audio_src_fmt= dec->sample_fmt; | |
2150 | } | |
2151 | ||
2152 | if (is->reformat_ctx) { | |
2153 | const void *ibuf[6]= {is->audio_buf1}; | |
2154 | void *obuf[6]= {is->audio_buf2}; | |
2155 | int istride[6]= {av_get_bits_per_sample_format(dec->sample_fmt)/8}; | |
2156 | int ostride[6]= {2}; | |
2157 | int len= data_size/istride[0]; | |
2158 | if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { | |
2159 | printf("av_audio_convert() failed\n"); | |
2160 | break; | |
2161 | } | |
2162 | is->audio_buf= is->audio_buf2; | |
2163 | /* FIXME: existing code assume that data_size equals framesize*channels*2 | |
2164 | remove this legacy cruft */ | |
2165 | data_size= len*2; | |
2166 | }else{ | |
2167 | is->audio_buf= is->audio_buf1; | |
2168 | } | |
2169 | ||
72ea344b FB |
2170 | /* if no pts, then compute it */ |
2171 | pts = is->audio_clock; | |
2172 | *pts_ptr = pts; | |
abdff646 | 2173 | n = 2 * dec->channels; |
115329f1 | 2174 | is->audio_clock += (double)data_size / |
abdff646 | 2175 | (double)(n * dec->sample_rate); |
638c9d91 | 2176 | #if defined(DEBUG_SYNC) |
72ea344b FB |
2177 | { |
2178 | static double last_clock; | |
2179 | printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n", | |
2180 | is->audio_clock - last_clock, | |
2181 | is->audio_clock, pts); | |
2182 | last_clock = is->audio_clock; | |
01310af2 | 2183 | } |
72ea344b FB |
2184 | #endif |
2185 | return data_size; | |
01310af2 FB |
2186 | } |
2187 | ||
72ea344b FB |
2188 | /* free the current packet */ |
2189 | if (pkt->data) | |
01310af2 | 2190 | av_free_packet(pkt); |
115329f1 | 2191 | |
72ea344b FB |
2192 | if (is->paused || is->audioq.abort_request) { |
2193 | return -1; | |
2194 | } | |
115329f1 | 2195 | |
01310af2 FB |
2196 | /* read next packet */ |
2197 | if (packet_queue_get(&is->audioq, pkt, 1) < 0) | |
2198 | return -1; | |
39c6a118 | 2199 | if(pkt->data == flush_pkt.data){ |
abdff646 | 2200 | avcodec_flush_buffers(dec); |
39c6a118 MN |
2201 | continue; |
2202 | } | |
2203 | ||
bea18375 TB |
2204 | pkt_temp->data = pkt->data; |
2205 | pkt_temp->size = pkt->size; | |
115329f1 | 2206 | |
72ea344b FB |
2207 | /* if update the audio clock with the pts */ |
2208 | if (pkt->pts != AV_NOPTS_VALUE) { | |
c0df9d75 | 2209 | is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts; |
72ea344b | 2210 | } |
01310af2 FB |
2211 | } |
2212 | } | |
2213 | ||
638c9d91 FB |
2214 | /* get the current audio output buffer size, in samples. With SDL, we |
2215 | cannot have a precise information */ | |
2216 | static int audio_write_get_buf_size(VideoState *is) | |
01310af2 | 2217 | { |
b09b580b | 2218 | return is->audio_buf_size - is->audio_buf_index; |
01310af2 FB |
2219 | } |
2220 | ||
2221 | ||
2222 | /* prepare a new audio buffer */ | |
358061f6 | 2223 | static void sdl_audio_callback(void *opaque, Uint8 *stream, int len) |
01310af2 FB |
2224 | { |
2225 | VideoState *is = opaque; | |
2226 | int audio_size, len1; | |
2227 | double pts; | |
2228 | ||
2229 | audio_callback_time = av_gettime(); | |
115329f1 | 2230 | |
01310af2 FB |
2231 | while (len > 0) { |
2232 | if (is->audio_buf_index >= is->audio_buf_size) { | |
5a4476e2 | 2233 | audio_size = audio_decode_frame(is, &pts); |
01310af2 FB |
2234 | if (audio_size < 0) { |
2235 | /* if error, just output silence */ | |
1a1078fa | 2236 | is->audio_buf = is->audio_buf1; |
01310af2 FB |
2237 | is->audio_buf_size = 1024; |
2238 | memset(is->audio_buf, 0, is->audio_buf_size); | |
2239 | } else { | |
2240 | if (is->show_audio) | |
2241 | update_sample_display(is, (int16_t *)is->audio_buf, audio_size); | |
115329f1 | 2242 | audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size, |
01310af2 FB |
2243 | pts); |
2244 | is->audio_buf_size = audio_size; | |
2245 | } | |
2246 | is->audio_buf_index = 0; | |
2247 | } | |
2248 | len1 = is->audio_buf_size - is->audio_buf_index; | |
2249 | if (len1 > len) | |
2250 | len1 = len; | |
2251 | memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1); | |
2252 | len -= len1; | |
2253 | stream += len1; | |
2254 | is->audio_buf_index += len1; | |
2255 | } | |
2256 | } | |
2257 | ||
01310af2 FB |
2258 | /* open a given stream. Return 0 if OK */ |
2259 | static int stream_component_open(VideoState *is, int stream_index) | |
2260 | { | |
2261 | AVFormatContext *ic = is->ic; | |
fe74099a | 2262 | AVCodecContext *avctx; |
01310af2 FB |
2263 | AVCodec *codec; |
2264 | SDL_AudioSpec wanted_spec, spec; | |
2265 | ||
2266 | if (stream_index < 0 || stream_index >= ic->nb_streams) | |
2267 | return -1; | |
fe74099a | 2268 | avctx = ic->streams[stream_index]->codec; |
115329f1 | 2269 | |
01310af2 | 2270 | /* prepare audio output */ |
72415b2a | 2271 | if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) { |
fe74099a SS |
2272 | if (avctx->channels > 0) { |
2273 | avctx->request_channels = FFMIN(2, avctx->channels); | |
94eadc8b | 2274 | } else { |
fe74099a | 2275 | avctx->request_channels = 2; |
638c9d91 | 2276 | } |
01310af2 FB |
2277 | } |
2278 | ||
fe74099a SS |
2279 | codec = avcodec_find_decoder(avctx->codec_id); |
2280 | avctx->debug_mv = debug_mv; | |
2281 | avctx->debug = debug; | |
2282 | avctx->workaround_bugs = workaround_bugs; | |
2283 | avctx->lowres = lowres; | |
2284 | if(lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE; | |
2285 | avctx->idct_algo= idct; | |
2286 | if(fast) avctx->flags2 |= CODEC_FLAG2_FAST; | |
2287 | avctx->skip_frame= skip_frame; | |
2288 | avctx->skip_idct= skip_idct; | |
2289 | avctx->skip_loop_filter= skip_loop_filter; | |
2290 | avctx->error_recognition= error_recognition; | |
2291 | avctx->error_concealment= error_concealment; | |
2292 | avcodec_thread_init(avctx, thread_count); | |
2293 | ||
2294 | set_context_opts(avctx, avcodec_opts[avctx->codec_type], 0); | |
e43d7a18 | 2295 | |
01310af2 | 2296 | if (!codec || |
fe74099a | 2297 | avcodec_open(avctx, codec) < 0) |
01310af2 | 2298 | return -1; |
51b73087 JR |
2299 | |
2300 | /* prepare audio output */ | |
72415b2a | 2301 | if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) { |
fe74099a | 2302 | wanted_spec.freq = avctx->sample_rate; |
51b73087 | 2303 | wanted_spec.format = AUDIO_S16SYS; |
fe74099a | 2304 | wanted_spec.channels = avctx->channels; |
51b73087 JR |
2305 | wanted_spec.silence = 0; |
2306 | wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE; | |
2307 | wanted_spec.callback = sdl_audio_callback; | |
2308 | wanted_spec.userdata = is; | |
2309 | if (SDL_OpenAudio(&wanted_spec, &spec) < 0) { | |
2310 | fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError()); | |
2311 | return -1; | |
2312 | } | |
2313 | is->audio_hw_buf_size = spec.size; | |
5a4476e2 | 2314 | is->audio_src_fmt= SAMPLE_FMT_S16; |
51b73087 JR |
2315 | } |
2316 | ||
3f3fe38d | 2317 | ic->streams[stream_index]->discard = AVDISCARD_DEFAULT; |
fe74099a | 2318 | switch(avctx->codec_type) { |
72415b2a | 2319 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2320 | is->audio_stream = stream_index; |
2321 | is->audio_st = ic->streams[stream_index]; | |
2322 | is->audio_buf_size = 0; | |
2323 | is->audio_buf_index = 0; | |
638c9d91 FB |
2324 | |
2325 | /* init averaging filter */ | |
2326 | is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB); | |
2327 | is->audio_diff_avg_count = 0; | |
2328 | /* since we do not have a precise anough audio fifo fullness, | |
2329 | we correct audio sync only if larger than this threshold */ | |
fe74099a | 2330 | is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate; |
638c9d91 | 2331 | |
01310af2 FB |
2332 | memset(&is->audio_pkt, 0, sizeof(is->audio_pkt)); |
2333 | packet_queue_init(&is->audioq); | |
bb270c08 | 2334 | SDL_PauseAudio(0); |
01310af2 | 2335 | break; |
72415b2a | 2336 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2337 | is->video_stream = stream_index; |
2338 | is->video_st = ic->streams[stream_index]; | |
2339 | ||
68aefbe8 | 2340 | // is->video_current_pts_time = av_gettime(); |
638c9d91 | 2341 | |
01310af2 FB |
2342 | packet_queue_init(&is->videoq); |
2343 | is->video_tid = SDL_CreateThread(video_thread, is); | |
2344 | break; | |
72415b2a | 2345 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b IC |
2346 | is->subtitle_stream = stream_index; |
2347 | is->subtitle_st = ic->streams[stream_index]; | |
2348 | packet_queue_init(&is->subtitleq); | |
115329f1 | 2349 | |
72ce053b IC |
2350 | is->subtitle_tid = SDL_CreateThread(subtitle_thread, is); |
2351 | break; | |
01310af2 FB |
2352 | default: |
2353 | break; | |
2354 | } | |
2355 | return 0; | |
2356 | } | |
2357 | ||
2358 | static void stream_component_close(VideoState *is, int stream_index) | |
2359 | { | |
2360 | AVFormatContext *ic = is->ic; | |
fe74099a | 2361 | AVCodecContext *avctx; |
115329f1 | 2362 | |
72ce053b IC |
2363 | if (stream_index < 0 || stream_index >= ic->nb_streams) |
2364 | return; | |
fe74099a | 2365 | avctx = ic->streams[stream_index]->codec; |
01310af2 | 2366 | |
fe74099a | 2367 | switch(avctx->codec_type) { |
72415b2a | 2368 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2369 | packet_queue_abort(&is->audioq); |
2370 | ||
2371 | SDL_CloseAudio(); | |
2372 | ||
2373 | packet_queue_end(&is->audioq); | |
5a4476e2 PR |
2374 | if (is->reformat_ctx) |
2375 | av_audio_convert_free(is->reformat_ctx); | |
bc77fce6 | 2376 | is->reformat_ctx = NULL; |
01310af2 | 2377 | break; |
72415b2a | 2378 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2379 | packet_queue_abort(&is->videoq); |
2380 | ||
2381 | /* note: we also signal this mutex to make sure we deblock the | |
2382 | video thread in all cases */ | |
2383 | SDL_LockMutex(is->pictq_mutex); | |
2384 | SDL_CondSignal(is->pictq_cond); | |
2385 | SDL_UnlockMutex(is->pictq_mutex); | |
2386 | ||
2387 | SDL_WaitThread(is->video_tid, NULL); | |
2388 | ||
2389 | packet_queue_end(&is->videoq); | |
2390 | break; | |
72415b2a | 2391 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b | 2392 | packet_queue_abort(&is->subtitleq); |
115329f1 | 2393 | |
72ce053b IC |
2394 | /* note: we also signal this mutex to make sure we deblock the |
2395 | video thread in all cases */ | |
2396 | SDL_LockMutex(is->subpq_mutex); | |
2397 | is->subtitle_stream_changed = 1; | |
115329f1 | 2398 | |
72ce053b IC |
2399 | SDL_CondSignal(is->subpq_cond); |
2400 | SDL_UnlockMutex(is->subpq_mutex); | |
2401 | ||
2402 | SDL_WaitThread(is->subtitle_tid, NULL); | |
2403 | ||
2404 | packet_queue_end(&is->subtitleq); | |
2405 | break; | |
01310af2 FB |
2406 | default: |
2407 | break; | |
2408 | } | |
2409 | ||
3f3fe38d | 2410 | ic->streams[stream_index]->discard = AVDISCARD_ALL; |
fe74099a SS |
2411 | avcodec_close(avctx); |
2412 | switch(avctx->codec_type) { | |
72415b2a | 2413 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2414 | is->audio_st = NULL; |
2415 | is->audio_stream = -1; | |
2416 | break; | |
72415b2a | 2417 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2418 | is->video_st = NULL; |
2419 | is->video_stream = -1; | |
2420 | break; | |
72415b2a | 2421 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b IC |
2422 | is->subtitle_st = NULL; |
2423 | is->subtitle_stream = -1; | |
2424 | break; | |
01310af2 FB |
2425 | default: |
2426 | break; | |
2427 | } | |
2428 | } | |
2429 | ||
416e3508 FB |
2430 | /* since we have only one decoding thread, we can use a global |
2431 | variable instead of a thread local variable */ | |
2432 | static VideoState *global_video_state; | |
2433 | ||
2434 | static int decode_interrupt_cb(void) | |
2435 | { | |
2436 | return (global_video_state && global_video_state->abort_request); | |
2437 | } | |
01310af2 FB |
2438 | |
2439 | /* this thread gets the stream from the disk or the network */ | |
2440 | static int decode_thread(void *arg) | |
2441 | { | |
2442 | VideoState *is = arg; | |
2443 | AVFormatContext *ic; | |
6625a3de | 2444 | int err, i, ret; |
72415b2a SS |
2445 | int st_index[AVMEDIA_TYPE_NB]; |
2446 | int st_count[AVMEDIA_TYPE_NB]={0}; | |
2447 | int st_best_packet_count[AVMEDIA_TYPE_NB]; | |
01310af2 | 2448 | AVPacket pkt1, *pkt = &pkt1; |
61890b02 | 2449 | AVFormatParameters params, *ap = ¶ms; |
75bb7b0a | 2450 | int eof=0; |
d834d63b | 2451 | int pkt_in_play_range = 0; |
01310af2 | 2452 | |
6299a229 MN |
2453 | ic = avformat_alloc_context(); |
2454 | ||
6625a3de | 2455 | memset(st_index, -1, sizeof(st_index)); |
9f7490a0 | 2456 | memset(st_best_packet_count, -1, sizeof(st_best_packet_count)); |
01310af2 FB |
2457 | is->video_stream = -1; |
2458 | is->audio_stream = -1; | |
72ce053b | 2459 | is->subtitle_stream = -1; |
01310af2 | 2460 | |
416e3508 FB |
2461 | global_video_state = is; |
2462 | url_set_interrupt_cb(decode_interrupt_cb); | |
2463 | ||
61890b02 | 2464 | memset(ap, 0, sizeof(*ap)); |
115329f1 | 2465 | |
6299a229 | 2466 | ap->prealloced_context = 1; |
e4b89522 LW |
2467 | ap->width = frame_width; |
2468 | ap->height= frame_height; | |
7e042912 | 2469 | ap->time_base= (AVRational){1, 25}; |
e4b89522 | 2470 | ap->pix_fmt = frame_pix_fmt; |
7e042912 | 2471 | |
6299a229 MN |
2472 | set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM); |
2473 | ||
61890b02 | 2474 | err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap); |
638c9d91 FB |
2475 | if (err < 0) { |
2476 | print_error(is->filename, err); | |
2477 | ret = -1; | |
2478 | goto fail; | |
2479 | } | |
01310af2 | 2480 | is->ic = ic; |
30bc6613 MN |
2481 | |
2482 | if(genpts) | |
2483 | ic->flags |= AVFMT_FLAG_GENPTS; | |
2484 | ||
24c07998 LA |
2485 | err = av_find_stream_info(ic); |
2486 | if (err < 0) { | |
2487 | fprintf(stderr, "%s: could not find codec parameters\n", is->filename); | |
2488 | ret = -1; | |
2489 | goto fail; | |
2490 | } | |
899681cd BA |
2491 | if(ic->pb) |
2492 | ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end | |
72ea344b | 2493 | |
70a4764d MN |
2494 | if(seek_by_bytes<0) |
2495 | seek_by_bytes= !!(ic->iformat->flags & AVFMT_TS_DISCONT); | |
2496 | ||
72ea344b FB |
2497 | /* if seeking requested, we execute it */ |
2498 | if (start_time != AV_NOPTS_VALUE) { | |
2499 | int64_t timestamp; | |
2500 | ||
2501 | timestamp = start_time; | |
2502 | /* add the stream start time */ | |
2503 | if (ic->start_time != AV_NOPTS_VALUE) | |
2504 | timestamp += ic->start_time; | |
4ed29207 | 2505 | ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0); |
72ea344b | 2506 | if (ret < 0) { |
115329f1 | 2507 | fprintf(stderr, "%s: could not seek to position %0.3f\n", |
72ea344b FB |
2508 | is->filename, (double)timestamp / AV_TIME_BASE); |
2509 | } | |
2510 | } | |
72ea344b | 2511 | |
01310af2 | 2512 | for(i = 0; i < ic->nb_streams; i++) { |
9f7490a0 MN |
2513 | AVStream *st= ic->streams[i]; |
2514 | AVCodecContext *avctx = st->codec; | |
3f3fe38d | 2515 | ic->streams[i]->discard = AVDISCARD_ALL; |
72415b2a | 2516 | if(avctx->codec_type >= (unsigned)AVMEDIA_TYPE_NB) |
8ef94840 | 2517 | continue; |
256ab3ed MN |
2518 | if(st_count[avctx->codec_type]++ != wanted_stream[avctx->codec_type] && wanted_stream[avctx->codec_type] >= 0) |
2519 | continue; | |
2520 | ||
9f7490a0 MN |
2521 | if(st_best_packet_count[avctx->codec_type] >= st->codec_info_nb_frames) |
2522 | continue; | |
2523 | st_best_packet_count[avctx->codec_type]= st->codec_info_nb_frames; | |
2524 | ||
fe74099a | 2525 | switch(avctx->codec_type) { |
72415b2a | 2526 | case AVMEDIA_TYPE_AUDIO: |
256ab3ed | 2527 | if (!audio_disable) |
72415b2a | 2528 | st_index[AVMEDIA_TYPE_AUDIO] = i; |
01310af2 | 2529 | break; |
72415b2a SS |
2530 | case AVMEDIA_TYPE_VIDEO: |
2531 | case AVMEDIA_TYPE_SUBTITLE: | |
256ab3ed MN |
2532 | if (!video_disable) |
2533 | st_index[avctx->codec_type] = i; | |
16a59a7b | 2534 | break; |
01310af2 FB |
2535 | default: |
2536 | break; | |
2537 | } | |
2538 | } | |
2539 | if (show_status) { | |
2540 | dump_format(ic, 0, is->filename, 0); | |
2541 | } | |
2542 | ||
2543 | /* open the streams */ | |
72415b2a SS |
2544 | if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) { |
2545 | stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]); | |
01310af2 FB |
2546 | } |
2547 | ||
077a8d61 | 2548 | ret=-1; |
72415b2a SS |
2549 | if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) { |
2550 | ret= stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]); | |
077a8d61 | 2551 | } |
d38c9e7a | 2552 | is->refresh_tid = SDL_CreateThread(refresh_thread, is); |
077a8d61 | 2553 | if(ret<0) { |
01310af2 | 2554 | if (!display_disable) |
bf8ae197 | 2555 | is->show_audio = 2; |
01310af2 FB |
2556 | } |
2557 | ||
72415b2a SS |
2558 | if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) { |
2559 | stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]); | |
16a59a7b BA |
2560 | } |
2561 | ||
01310af2 | 2562 | if (is->video_stream < 0 && is->audio_stream < 0) { |
638c9d91 FB |
2563 | fprintf(stderr, "%s: could not open codecs\n", is->filename); |
2564 | ret = -1; | |
01310af2 FB |
2565 | goto fail; |
2566 | } | |
2567 | ||
2568 | for(;;) { | |
2569 | if (is->abort_request) | |
2570 | break; | |
416e3508 FB |
2571 | if (is->paused != is->last_paused) { |
2572 | is->last_paused = is->paused; | |
72ea344b | 2573 | if (is->paused) |
f5668147 | 2574 | is->read_pause_return= av_read_pause(ic); |
72ea344b FB |
2575 | else |
2576 | av_read_play(ic); | |
416e3508 | 2577 | } |
2f642393 AJ |
2578 | #if CONFIG_RTSP_DEMUXER |
2579 | if (is->paused && !strcmp(ic->iformat->name, "rtsp")) { | |
416e3508 FB |
2580 | /* wait 10 ms to avoid trying to get another packet */ |
2581 | /* XXX: horrible */ | |
2582 | SDL_Delay(10); | |
2583 | continue; | |
2584 | } | |
400738b1 | 2585 | #endif |
72ea344b | 2586 | if (is->seek_req) { |
8e606cc8 | 2587 | int64_t seek_target= is->seek_pos; |
4ed29207 MN |
2588 | int64_t seek_min= is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN; |
2589 | int64_t seek_max= is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX; | |
2590 | //FIXME the +-2 is due to rounding being not done in the correct direction in generation | |
2591 | // of the seek_pos/seek_rel variables | |
8e606cc8 | 2592 | |
4ed29207 | 2593 | ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags); |
72ea344b FB |
2594 | if (ret < 0) { |
2595 | fprintf(stderr, "%s: error while seeking\n", is->ic->filename); | |
e6c0297f MN |
2596 | }else{ |
2597 | if (is->audio_stream >= 0) { | |
2598 | packet_queue_flush(&is->audioq); | |
39c6a118 | 2599 | packet_queue_put(&is->audioq, &flush_pkt); |
e6c0297f | 2600 | } |
72ce053b IC |
2601 | if (is->subtitle_stream >= 0) { |
2602 | packet_queue_flush(&is->subtitleq); | |
39c6a118 | 2603 | packet_queue_put(&is->subtitleq, &flush_pkt); |
72ce053b | 2604 | } |
e6c0297f MN |
2605 | if (is->video_stream >= 0) { |
2606 | packet_queue_flush(&is->videoq); | |
39c6a118 | 2607 | packet_queue_put(&is->videoq, &flush_pkt); |
e6c0297f | 2608 | } |
72ea344b FB |
2609 | } |
2610 | is->seek_req = 0; | |
e45aeb38 | 2611 | eof= 0; |
72ea344b | 2612 | } |
416e3508 | 2613 | |
01310af2 | 2614 | /* if the queue are full, no need to read more */ |
79ee4683 MN |
2615 | if ( is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE |
2616 | || ( (is->audioq .size > MIN_AUDIOQ_SIZE || is->audio_stream<0) | |
2617 | && (is->videoq .nb_packets > MIN_FRAMES || is->video_stream<0) | |
2618 | && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream<0))) { | |
01310af2 FB |
2619 | /* wait 10 ms */ |
2620 | SDL_Delay(10); | |
2621 | continue; | |
2622 | } | |
75bb7b0a | 2623 | if(url_feof(ic->pb) || eof) { |
9dc41767 | 2624 | if(is->video_stream >= 0){ |
26534fe8 MN |
2625 | av_init_packet(pkt); |
2626 | pkt->data=NULL; | |
2627 | pkt->size=0; | |
2628 | pkt->stream_index= is->video_stream; | |
2629 | packet_queue_put(&is->videoq, pkt); | |
9dc41767 | 2630 | } |
b4083171 | 2631 | SDL_Delay(10); |
1922c0a7 RK |
2632 | if(is->audioq.size + is->videoq.size + is->subtitleq.size ==0){ |
2633 | if(loop!=1 && (!loop || --loop)){ | |
2634 | stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0); | |
2635 | }else if(autoexit){ | |
2636 | ret=AVERROR_EOF; | |
2637 | goto fail; | |
2638 | } | |
2d1653b0 | 2639 | } |
600a331c MN |
2640 | continue; |
2641 | } | |
72ea344b | 2642 | ret = av_read_frame(ic, pkt); |
01310af2 | 2643 | if (ret < 0) { |
75bb7b0a MN |
2644 | if (ret == AVERROR_EOF) |
2645 | eof=1; | |
2646 | if (url_ferror(ic->pb)) | |
bb270c08 | 2647 | break; |
75bb7b0a MN |
2648 | SDL_Delay(100); /* wait for user event */ |
2649 | continue; | |
01310af2 | 2650 | } |
d834d63b RK |
2651 | /* check if packet is in play range specified by user, then queue, otherwise discard */ |
2652 | pkt_in_play_range = duration == AV_NOPTS_VALUE || | |
2653 | (pkt->pts - ic->streams[pkt->stream_index]->start_time) * | |
2654 | av_q2d(ic->streams[pkt->stream_index]->time_base) - | |
2655 | (double)(start_time != AV_NOPTS_VALUE ? start_time : 0)/1000000 | |
2656 | <= ((double)duration/1000000); | |
2657 | if (pkt->stream_index == is->audio_stream && pkt_in_play_range) { | |
01310af2 | 2658 | packet_queue_put(&is->audioq, pkt); |
d834d63b | 2659 | } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) { |
01310af2 | 2660 | packet_queue_put(&is->videoq, pkt); |
d834d63b | 2661 | } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) { |
72ce053b | 2662 | packet_queue_put(&is->subtitleq, pkt); |
01310af2 FB |
2663 | } else { |
2664 | av_free_packet(pkt); | |
2665 | } | |
2666 | } | |
2667 | /* wait until the end */ | |
2668 | while (!is->abort_request) { | |
2669 | SDL_Delay(100); | |
2670 | } | |
2671 | ||
638c9d91 | 2672 | ret = 0; |
01310af2 | 2673 | fail: |
416e3508 FB |
2674 | /* disable interrupting */ |
2675 | global_video_state = NULL; | |
2676 | ||
01310af2 FB |
2677 | /* close each stream */ |
2678 | if (is->audio_stream >= 0) | |
2679 | stream_component_close(is, is->audio_stream); | |
2680 | if (is->video_stream >= 0) | |
2681 | stream_component_close(is, is->video_stream); | |
72ce053b IC |
2682 | if (is->subtitle_stream >= 0) |
2683 | stream_component_close(is, is->subtitle_stream); | |
638c9d91 FB |
2684 | if (is->ic) { |
2685 | av_close_input_file(is->ic); | |
2686 | is->ic = NULL; /* safety */ | |
2687 | } | |
416e3508 FB |
2688 | url_set_interrupt_cb(NULL); |
2689 | ||
638c9d91 FB |
2690 | if (ret != 0) { |
2691 | SDL_Event event; | |
115329f1 | 2692 | |
638c9d91 FB |
2693 | event.type = FF_QUIT_EVENT; |
2694 | event.user.data1 = is; | |
2695 | SDL_PushEvent(&event); | |
2696 | } | |
01310af2 FB |
2697 | return 0; |
2698 | } | |
2699 | ||
638c9d91 | 2700 | static VideoState *stream_open(const char *filename, AVInputFormat *iformat) |
01310af2 FB |
2701 | { |
2702 | VideoState *is; | |
2703 | ||
2704 | is = av_mallocz(sizeof(VideoState)); | |
2705 | if (!is) | |
2706 | return NULL; | |
f7d78f36 | 2707 | av_strlcpy(is->filename, filename, sizeof(is->filename)); |
638c9d91 | 2708 | is->iformat = iformat; |
01310af2 FB |
2709 | is->ytop = 0; |
2710 | is->xleft = 0; | |
2711 | ||
2712 | /* start video display */ | |
2713 | is->pictq_mutex = SDL_CreateMutex(); | |
2714 | is->pictq_cond = SDL_CreateCond(); | |
115329f1 | 2715 | |
72ce053b IC |
2716 | is->subpq_mutex = SDL_CreateMutex(); |
2717 | is->subpq_cond = SDL_CreateCond(); | |
115329f1 | 2718 | |
638c9d91 | 2719 | is->av_sync_type = av_sync_type; |
01310af2 FB |
2720 | is->parse_tid = SDL_CreateThread(decode_thread, is); |
2721 | if (!is->parse_tid) { | |
2722 | av_free(is); | |
2723 | return NULL; | |
2724 | } | |
2725 | return is; | |
2726 | } | |
2727 | ||
7b49ce2e | 2728 | static void stream_cycle_channel(VideoState *is, int codec_type) |
638c9d91 FB |
2729 | { |
2730 | AVFormatContext *ic = is->ic; | |
2731 | int start_index, stream_index; | |
2732 | AVStream *st; | |
2733 | ||
72415b2a | 2734 | if (codec_type == AVMEDIA_TYPE_VIDEO) |
638c9d91 | 2735 | start_index = is->video_stream; |
72415b2a | 2736 | else if (codec_type == AVMEDIA_TYPE_AUDIO) |
638c9d91 | 2737 | start_index = is->audio_stream; |
72ce053b IC |
2738 | else |
2739 | start_index = is->subtitle_stream; | |
72415b2a | 2740 | if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0)) |
638c9d91 FB |
2741 | return; |
2742 | stream_index = start_index; | |
2743 | for(;;) { | |
2744 | if (++stream_index >= is->ic->nb_streams) | |
72ce053b | 2745 | { |
72415b2a | 2746 | if (codec_type == AVMEDIA_TYPE_SUBTITLE) |
72ce053b IC |
2747 | { |
2748 | stream_index = -1; | |
2749 | goto the_end; | |
2750 | } else | |
2751 | stream_index = 0; | |
2752 | } | |
638c9d91 FB |
2753 | if (stream_index == start_index) |
2754 | return; | |
2755 | st = ic->streams[stream_index]; | |
01f4895c | 2756 | if (st->codec->codec_type == codec_type) { |
638c9d91 FB |
2757 | /* check that parameters are OK */ |
2758 | switch(codec_type) { | |
72415b2a | 2759 | case AVMEDIA_TYPE_AUDIO: |
01f4895c MN |
2760 | if (st->codec->sample_rate != 0 && |
2761 | st->codec->channels != 0) | |
638c9d91 FB |
2762 | goto the_end; |
2763 | break; | |
72415b2a SS |
2764 | case AVMEDIA_TYPE_VIDEO: |
2765 | case AVMEDIA_TYPE_SUBTITLE: | |
638c9d91 FB |
2766 | goto the_end; |
2767 | default: | |
2768 | break; | |
2769 | } | |
2770 | } | |
2771 | } | |
2772 | the_end: | |
2773 | stream_component_close(is, start_index); | |
2774 | stream_component_open(is, stream_index); | |
2775 | } | |
2776 | ||
2777 | ||
7b49ce2e | 2778 | static void toggle_full_screen(void) |
01310af2 | 2779 | { |
01310af2 | 2780 | is_full_screen = !is_full_screen; |
29f3b38a MR |
2781 | if (!fs_screen_width) { |
2782 | /* use default SDL method */ | |
fb84155b | 2783 | // SDL_WM_ToggleFullScreen(screen); |
01310af2 | 2784 | } |
fb84155b | 2785 | video_open(cur_stream); |
01310af2 FB |
2786 | } |
2787 | ||
7b49ce2e | 2788 | static void toggle_pause(void) |
01310af2 FB |
2789 | { |
2790 | if (cur_stream) | |
2791 | stream_pause(cur_stream); | |
bba04f1e WH |
2792 | step = 0; |
2793 | } | |
2794 | ||
7b49ce2e | 2795 | static void step_to_next_frame(void) |
bba04f1e WH |
2796 | { |
2797 | if (cur_stream) { | |
19cc524a | 2798 | /* if the stream is paused unpause it, then step */ |
bba04f1e | 2799 | if (cur_stream->paused) |
19cc524a | 2800 | stream_pause(cur_stream); |
bba04f1e WH |
2801 | } |
2802 | step = 1; | |
01310af2 FB |
2803 | } |
2804 | ||
7b49ce2e | 2805 | static void toggle_audio_display(void) |
01310af2 FB |
2806 | { |
2807 | if (cur_stream) { | |
f5968788 | 2808 | int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
12eeda34 | 2809 | cur_stream->show_audio = (cur_stream->show_audio + 1) % 3; |
f5968788 MN |
2810 | fill_rectangle(screen, |
2811 | cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height, | |
2812 | bgcolor); | |
2813 | SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height); | |
01310af2 FB |
2814 | } |
2815 | } | |
2816 | ||
2817 | /* handle an event sent by the GUI */ | |
7b49ce2e | 2818 | static void event_loop(void) |
01310af2 FB |
2819 | { |
2820 | SDL_Event event; | |
a11d11aa | 2821 | double incr, pos, frac; |
01310af2 FB |
2822 | |
2823 | for(;;) { | |
d52ec002 | 2824 | double x; |
01310af2 FB |
2825 | SDL_WaitEvent(&event); |
2826 | switch(event.type) { | |
2827 | case SDL_KEYDOWN: | |
066ce8c9 AS |
2828 | if (exit_on_keydown) { |
2829 | do_exit(); | |
2830 | break; | |
2831 | } | |
01310af2 FB |
2832 | switch(event.key.keysym.sym) { |
2833 | case SDLK_ESCAPE: | |
2834 | case SDLK_q: | |
2835 | do_exit(); | |
2836 | break; | |
2837 | case SDLK_f: | |
2838 | toggle_full_screen(); | |
2839 | break; | |
2840 | case SDLK_p: | |
2841 | case SDLK_SPACE: | |
2842 | toggle_pause(); | |
2843 | break; | |
bba04f1e WH |
2844 | case SDLK_s: //S: Step to next frame |
2845 | step_to_next_frame(); | |
2846 | break; | |
01310af2 | 2847 | case SDLK_a: |
115329f1 | 2848 | if (cur_stream) |
72415b2a | 2849 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO); |
638c9d91 FB |
2850 | break; |
2851 | case SDLK_v: | |
115329f1 | 2852 | if (cur_stream) |
72415b2a | 2853 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO); |
638c9d91 | 2854 | break; |
72ce053b | 2855 | case SDLK_t: |
115329f1 | 2856 | if (cur_stream) |
72415b2a | 2857 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE); |
72ce053b | 2858 | break; |
638c9d91 | 2859 | case SDLK_w: |
01310af2 FB |
2860 | toggle_audio_display(); |
2861 | break; | |
72ea344b FB |
2862 | case SDLK_LEFT: |
2863 | incr = -10.0; | |
2864 | goto do_seek; | |
2865 | case SDLK_RIGHT: | |
2866 | incr = 10.0; | |
2867 | goto do_seek; | |
2868 | case SDLK_UP: | |
2869 | incr = 60.0; | |
2870 | goto do_seek; | |
2871 | case SDLK_DOWN: | |
2872 | incr = -60.0; | |
2873 | do_seek: | |
2874 | if (cur_stream) { | |
94b594c6 | 2875 | if (seek_by_bytes) { |
1a620dd7 MN |
2876 | if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos>=0){ |
2877 | pos= cur_stream->video_current_pos; | |
2878 | }else if(cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos>=0){ | |
2879 | pos= cur_stream->audio_pkt.pos; | |
2880 | }else | |
2881 | pos = url_ftell(cur_stream->ic->pb); | |
94b594c6 | 2882 | if (cur_stream->ic->bit_rate) |
566cd2cb | 2883 | incr *= cur_stream->ic->bit_rate / 8.0; |
94b594c6 SH |
2884 | else |
2885 | incr *= 180000.0; | |
2886 | pos += incr; | |
2ef46053 | 2887 | stream_seek(cur_stream, pos, incr, 1); |
94b594c6 SH |
2888 | } else { |
2889 | pos = get_master_clock(cur_stream); | |
2890 | pos += incr; | |
2ef46053 | 2891 | stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0); |
94b594c6 | 2892 | } |
72ea344b FB |
2893 | } |
2894 | break; | |
01310af2 FB |
2895 | default: |
2896 | break; | |
2897 | } | |
2898 | break; | |
a11d11aa | 2899 | case SDL_MOUSEBUTTONDOWN: |
066ce8c9 AS |
2900 | if (exit_on_mousedown) { |
2901 | do_exit(); | |
2902 | break; | |
2903 | } | |
d52ec002 MN |
2904 | case SDL_MOUSEMOTION: |
2905 | if(event.type ==SDL_MOUSEBUTTONDOWN){ | |
2906 | x= event.button.x; | |
2907 | }else{ | |
2908 | if(event.motion.state != SDL_PRESSED) | |
2909 | break; | |
2910 | x= event.motion.x; | |
2911 | } | |
bb270c08 | 2912 | if (cur_stream) { |
2ef46053 MN |
2913 | if(seek_by_bytes || cur_stream->ic->duration<=0){ |
2914 | uint64_t size= url_fsize(cur_stream->ic->pb); | |
d52ec002 | 2915 | stream_seek(cur_stream, size*x/cur_stream->width, 0, 1); |
2ef46053 | 2916 | }else{ |
6371c81a MN |
2917 | int64_t ts; |
2918 | int ns, hh, mm, ss; | |
2919 | int tns, thh, tmm, tss; | |
2920 | tns = cur_stream->ic->duration/1000000LL; | |
2921 | thh = tns/3600; | |
2922 | tmm = (tns%3600)/60; | |
2923 | tss = (tns%60); | |
d52ec002 | 2924 | frac = x/cur_stream->width; |
6371c81a MN |
2925 | ns = frac*tns; |
2926 | hh = ns/3600; | |
2927 | mm = (ns%3600)/60; | |
2928 | ss = (ns%60); | |
2929 | fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100, | |
2930 | hh, mm, ss, thh, tmm, tss); | |
2931 | ts = frac*cur_stream->ic->duration; | |
2932 | if (cur_stream->ic->start_time != AV_NOPTS_VALUE) | |
2933 | ts += cur_stream->ic->start_time; | |
2934 | stream_seek(cur_stream, ts, 0, 0); | |
2ef46053 | 2935 | } |
bb270c08 DB |
2936 | } |
2937 | break; | |
01310af2 FB |
2938 | case SDL_VIDEORESIZE: |
2939 | if (cur_stream) { | |
115329f1 | 2940 | screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0, |
01310af2 | 2941 | SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL); |
c57d3469 MN |
2942 | screen_width = cur_stream->width = event.resize.w; |
2943 | screen_height= cur_stream->height= event.resize.h; | |
01310af2 FB |
2944 | } |
2945 | break; | |
2946 | case SDL_QUIT: | |
638c9d91 | 2947 | case FF_QUIT_EVENT: |
01310af2 FB |
2948 | do_exit(); |
2949 | break; | |
2950 | case FF_ALLOC_EVENT: | |
fccb19e3 | 2951 | video_open(event.user.data1); |
01310af2 FB |
2952 | alloc_picture(event.user.data1); |
2953 | break; | |
2954 | case FF_REFRESH_EVENT: | |
2955 | video_refresh_timer(event.user.data1); | |
d38c9e7a | 2956 | cur_stream->refresh=0; |
01310af2 FB |
2957 | break; |
2958 | default: | |
2959 | break; | |
2960 | } | |
2961 | } | |
2962 | } | |
2963 | ||
e4b89522 LW |
2964 | static void opt_frame_size(const char *arg) |
2965 | { | |
126b638e | 2966 | if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) { |
e4b89522 LW |
2967 | fprintf(stderr, "Incorrect frame size\n"); |
2968 | exit(1); | |
2969 | } | |
2970 | if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { | |
2971 | fprintf(stderr, "Frame size must be a multiple of 2\n"); | |
2972 | exit(1); | |
2973 | } | |
2974 | } | |
2975 | ||
a5b3b5f6 | 2976 | static int opt_width(const char *opt, const char *arg) |
01310af2 | 2977 | { |
a5b3b5f6 SS |
2978 | screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2979 | return 0; | |
01310af2 FB |
2980 | } |
2981 | ||
a5b3b5f6 | 2982 | static int opt_height(const char *opt, const char *arg) |
01310af2 | 2983 | { |
a5b3b5f6 SS |
2984 | screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2985 | return 0; | |
01310af2 FB |
2986 | } |
2987 | ||
2988 | static void opt_format(const char *arg) | |
2989 | { | |
2990 | file_iformat = av_find_input_format(arg); | |
2991 | if (!file_iformat) { | |
2992 | fprintf(stderr, "Unknown input format: %s\n", arg); | |
2993 | exit(1); | |
2994 | } | |
2995 | } | |
61890b02 | 2996 | |
e4b89522 LW |
2997 | static void opt_frame_pix_fmt(const char *arg) |
2998 | { | |
718c7b18 | 2999 | frame_pix_fmt = av_get_pix_fmt(arg); |
e4b89522 LW |
3000 | } |
3001 | ||
b81d6235 | 3002 | static int opt_sync(const char *opt, const char *arg) |
638c9d91 FB |
3003 | { |
3004 | if (!strcmp(arg, "audio")) | |
3005 | av_sync_type = AV_SYNC_AUDIO_MASTER; | |
3006 | else if (!strcmp(arg, "video")) | |
3007 | av_sync_type = AV_SYNC_VIDEO_MASTER; | |
3008 | else if (!strcmp(arg, "ext")) | |
3009 | av_sync_type = AV_SYNC_EXTERNAL_CLOCK; | |
aab1b7e5 | 3010 | else { |
b81d6235 | 3011 | fprintf(stderr, "Unknown value for %s: %s\n", opt, arg); |
aab1b7e5 SS |
3012 | exit(1); |
3013 | } | |
b81d6235 | 3014 | return 0; |
638c9d91 FB |
3015 | } |
3016 | ||
e11bc2c6 | 3017 | static int opt_seek(const char *opt, const char *arg) |
72ea344b | 3018 | { |
e11bc2c6 SS |
3019 | start_time = parse_time_or_die(opt, arg, 1); |
3020 | return 0; | |
72ea344b FB |
3021 | } |
3022 | ||
d834d63b RK |
3023 | static int opt_duration(const char *opt, const char *arg) |
3024 | { | |
3025 | duration = parse_time_or_die(opt, arg, 1); | |
3026 | return 0; | |
3027 | } | |
3028 | ||
a5b3b5f6 | 3029 | static int opt_debug(const char *opt, const char *arg) |
e26a8335 | 3030 | { |
a309073b | 3031 | av_log_set_level(99); |
a5b3b5f6 SS |
3032 | debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
3033 | return 0; | |
e26a8335 | 3034 | } |
115329f1 | 3035 | |
a5b3b5f6 | 3036 | static int opt_vismv(const char *opt, const char *arg) |
0c9bbaec | 3037 | { |
a5b3b5f6 SS |
3038 | debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); |
3039 | return 0; | |
0c9bbaec | 3040 | } |
c62c07d3 | 3041 | |
a5b3b5f6 | 3042 | static int opt_thread_count(const char *opt, const char *arg) |
c62c07d3 | 3043 | { |
a5b3b5f6 | 3044 | thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
b250f9c6 | 3045 | #if !HAVE_THREADS |
c62c07d3 MN |
3046 | fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); |
3047 | #endif | |
a5b3b5f6 | 3048 | return 0; |
c62c07d3 | 3049 | } |
115329f1 | 3050 | |
358061f6 | 3051 | static const OptionDef options[] = { |
992f8eae | 3052 | #include "cmdutils_common_opts.h" |
a5b3b5f6 SS |
3053 | { "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" }, |
3054 | { "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" }, | |
e4b89522 | 3055 | { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, |
638c9d91 | 3056 | { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" }, |
01310af2 FB |
3057 | { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" }, |
3058 | { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" }, | |
72415b2a SS |
3059 | { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_AUDIO]}, "select desired audio stream", "stream_number" }, |
3060 | { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_VIDEO]}, "select desired video stream", "stream_number" }, | |
3061 | { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_SUBTITLE]}, "select desired subtitle stream", "stream_number" }, | |
e11bc2c6 | 3062 | { "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" }, |
d834d63b | 3063 | { "t", HAS_ARG | OPT_FUNC2, {(void*)&opt_duration}, "play \"duration\" seconds of audio/video", "duration" }, |
674fe163 | 3064 | { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" }, |
01310af2 FB |
3065 | { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" }, |
3066 | { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, | |
e4b89522 | 3067 | { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" }, |
98ae6acf | 3068 | { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" }, |
a5b3b5f6 | 3069 | { "debug", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" }, |
6387c3e6 | 3070 | { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" }, |
a5b3b5f6 | 3071 | { "vismv", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" }, |
6fc5b059 | 3072 | { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" }, |
30bc6613 | 3073 | { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" }, |
59055363 | 3074 | { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts 0=off 1=on -1=auto", ""}, |
178fcca8 | 3075 | { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" }, |
8c3eba7c MN |
3076 | { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" }, |
3077 | { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" }, | |
3078 | { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" }, | |
178fcca8 | 3079 | { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" }, |
047599a4 | 3080 | { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)", "threshold" }, |
1b51e051 | 3081 | { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" }, |
b81d6235 | 3082 | { "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" }, |
a5b3b5f6 | 3083 | { "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, |
2d1653b0 | 3084 | { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" }, |
066ce8c9 AS |
3085 | { "exitonkeydown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_keydown}, "exit on key down", "" }, |
3086 | { "exitonmousedown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_mousedown}, "exit on mouse down", "" }, | |
1922c0a7 | 3087 | { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" }, |
d38c9e7a | 3088 | { "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" }, |
076db5ed | 3089 | { "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" }, |
917d2bb3 | 3090 | #if CONFIG_AVFILTER |
09ed11e5 | 3091 | { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" }, |
917d2bb3 | 3092 | #endif |
2b3da32f | 3093 | { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" }, |
e43d7a18 | 3094 | { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, |
01310af2 FB |
3095 | { NULL, }, |
3096 | }; | |
3097 | ||
0c2a18cb | 3098 | static void show_usage(void) |
01310af2 | 3099 | { |
27daa420 RP |
3100 | printf("Simple media player\n"); |
3101 | printf("usage: ffplay [options] input_file\n"); | |
01310af2 | 3102 | printf("\n"); |
0c2a18cb RP |
3103 | } |
3104 | ||
3105 | static void show_help(void) | |
3106 | { | |
f66eb58e | 3107 | av_log_set_callback(log_callback_help); |
0c2a18cb | 3108 | show_usage(); |
02d504a7 FB |
3109 | show_help_options(options, "Main options:\n", |
3110 | OPT_EXPERT, 0); | |
3111 | show_help_options(options, "\nAdvanced options:\n", | |
3112 | OPT_EXPERT, OPT_EXPERT); | |
f66eb58e SS |
3113 | printf("\n"); |
3114 | av_opt_show2(avcodec_opts[0], NULL, | |
3115 | AV_OPT_FLAG_DECODING_PARAM, 0); | |
3116 | printf("\n"); | |
3117 | av_opt_show2(avformat_opts, NULL, | |
3118 | AV_OPT_FLAG_DECODING_PARAM, 0); | |
3119 | #if !CONFIG_AVFILTER | |
3120 | printf("\n"); | |
3121 | av_opt_show2(sws_opts, NULL, | |
3122 | AV_OPT_FLAG_ENCODING_PARAM, 0); | |
3123 | #endif | |
01310af2 FB |
3124 | printf("\nWhile playing:\n" |
3125 | "q, ESC quit\n" | |
3126 | "f toggle full screen\n" | |
3127 | "p, SPC pause\n" | |
638c9d91 FB |
3128 | "a cycle audio channel\n" |
3129 | "v cycle video channel\n" | |
72ce053b | 3130 | "t cycle subtitle channel\n" |
638c9d91 | 3131 | "w show audio waves\n" |
79f8b328 | 3132 | "s activate frame-step mode\n" |
72ea344b FB |
3133 | "left/right seek backward/forward 10 seconds\n" |
3134 | "down/up seek backward/forward 1 minute\n" | |
a11d11aa | 3135 | "mouse click seek to percentage in file corresponding to fraction of width\n" |
01310af2 | 3136 | ); |
01310af2 FB |
3137 | } |
3138 | ||
358061f6 | 3139 | static void opt_input_file(const char *filename) |
01310af2 | 3140 | { |
07a70b38 SS |
3141 | if (input_filename) { |
3142 | fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n", | |
3143 | filename, input_filename); | |
3144 | exit(1); | |
3145 | } | |
e8d83e1c | 3146 | if (!strcmp(filename, "-")) |
9fcfc0b7 | 3147 | filename = "pipe:"; |
01310af2 FB |
3148 | input_filename = filename; |
3149 | } | |
3150 | ||
3151 | /* Called from the main */ | |
3152 | int main(int argc, char **argv) | |
3153 | { | |
e43d7a18 | 3154 | int flags, i; |
115329f1 | 3155 | |
6b6bca64 MN |
3156 | av_log_set_flags(AV_LOG_SKIP_REPEATED); |
3157 | ||
01310af2 | 3158 | /* register all codecs, demux and protocols */ |
c721d803 | 3159 | avcodec_register_all(); |
9b157b0c | 3160 | #if CONFIG_AVDEVICE |
c721d803 | 3161 | avdevice_register_all(); |
9b157b0c | 3162 | #endif |
917d2bb3 MN |
3163 | #if CONFIG_AVFILTER |
3164 | avfilter_register_all(); | |
3165 | #endif | |
01310af2 FB |
3166 | av_register_all(); |
3167 | ||
72415b2a | 3168 | for(i=0; i<AVMEDIA_TYPE_NB; i++){ |
636f1c4c | 3169 | avcodec_opts[i]= avcodec_alloc_context2(i); |
e43d7a18 | 3170 | } |
8e2fd8e1 | 3171 | avformat_opts = avformat_alloc_context(); |
917d2bb3 | 3172 | #if !CONFIG_AVFILTER |
e43d7a18 | 3173 | sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL); |
917d2bb3 | 3174 | #endif |
e43d7a18 | 3175 | |
ea9c581f | 3176 | show_banner(); |
4cfac5bc | 3177 | |
f5da5c93 | 3178 | parse_options(argc, argv, options, opt_input_file); |
01310af2 | 3179 | |
aab1b7e5 | 3180 | if (!input_filename) { |
7f11e745 | 3181 | show_usage(); |
7a7da6b4 | 3182 | fprintf(stderr, "An input file must be specified\n"); |
7f11e745 | 3183 | fprintf(stderr, "Use -h to get full help or, even better, run 'man ffplay'\n"); |
aab1b7e5 SS |
3184 | exit(1); |
3185 | } | |
01310af2 FB |
3186 | |
3187 | if (display_disable) { | |
3188 | video_disable = 1; | |
3189 | } | |
31319a8c | 3190 | flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER; |
c97f5402 DB |
3191 | #if !defined(__MINGW32__) && !defined(__APPLE__) |
3192 | flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */ | |
31319a8c | 3193 | #endif |
01310af2 | 3194 | if (SDL_Init (flags)) { |
05ab0b76 | 3195 | fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError()); |
01310af2 FB |
3196 | exit(1); |
3197 | } | |
3198 | ||
3199 | if (!display_disable) { | |
b250f9c6 | 3200 | #if HAVE_SDL_VIDEO_SIZE |
3ef17d62 MR |
3201 | const SDL_VideoInfo *vi = SDL_GetVideoInfo(); |
3202 | fs_screen_width = vi->current_w; | |
3203 | fs_screen_height = vi->current_h; | |
29f3b38a | 3204 | #endif |
01310af2 FB |
3205 | } |
3206 | ||
3207 | SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE); | |
01310af2 FB |
3208 | SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE); |
3209 | SDL_EventState(SDL_USEREVENT, SDL_IGNORE); | |
3210 | ||
39c6a118 MN |
3211 | av_init_packet(&flush_pkt); |
3212 | flush_pkt.data= "FLUSH"; | |
3213 | ||
638c9d91 | 3214 | cur_stream = stream_open(input_filename, file_iformat); |
01310af2 FB |
3215 | |
3216 | event_loop(); | |
3217 | ||
3218 | /* never returns */ | |
3219 | ||
3220 | return 0; | |
3221 | } |