Commit | Line | Data |
---|---|---|
01310af2 | 1 | /* |
89b503b5 | 2 | * ffplay : Simple Media Player based on the Libav libraries |
01310af2 FB |
3 | * Copyright (c) 2003 Fabrice Bellard |
4 | * | |
2912e87a | 5 | * This file is part of Libav. |
b78e7197 | 6 | * |
2912e87a | 7 | * Libav 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 | * |
2912e87a | 12 | * Libav 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 | |
2912e87a | 18 | * License along with Libav; 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 | |
ba11257e | 22 | #include "config.h" |
8a3ceaf4 | 23 | #include <inttypes.h> |
0f4e8165 RB |
24 | #include <math.h> |
25 | #include <limits.h> | |
245976da | 26 | #include "libavutil/avstring.h" |
2b4abbd6 | 27 | #include "libavutil/colorspace.h" |
718c7b18 | 28 | #include "libavutil/pixdesc.h" |
737eb597 RT |
29 | #include "libavutil/imgutils.h" |
30 | #include "libavutil/parseutils.h" | |
31 | #include "libavutil/samplefmt.h" | |
245976da | 32 | #include "libavformat/avformat.h" |
245976da DB |
33 | #include "libavdevice/avdevice.h" |
34 | #include "libswscale/swscale.h" | |
5a4476e2 | 35 | #include "libavcodec/audioconvert.h" |
41d0eb1c | 36 | #include "libavutil/opt.h" |
166621ab | 37 | #include "libavcodec/avfft.h" |
01310af2 | 38 | |
917d2bb3 MN |
39 | #if CONFIG_AVFILTER |
40 | # include "libavfilter/avfilter.h" | |
41 | # include "libavfilter/avfiltergraph.h" | |
917d2bb3 MN |
42 | #endif |
43 | ||
01310af2 FB |
44 | #include "cmdutils.h" |
45 | ||
46 | #include <SDL.h> | |
47 | #include <SDL_thread.h> | |
48 | ||
2f30a81d | 49 | #ifdef __MINGW32__ |
31319a8c FB |
50 | #undef main /* We don't want SDL to override our main() */ |
51 | #endif | |
52 | ||
d38c9e7a MN |
53 | #include <unistd.h> |
54 | #include <assert.h> | |
55 | ||
89b503b5 | 56 | const char program_name[] = "ffplay"; |
ea9c581f | 57 | const int program_birth_year = 2003; |
4cfac5bc | 58 | |
13156f40 | 59 | //#define DEBUG |
638c9d91 FB |
60 | //#define DEBUG_SYNC |
61 | ||
79ee4683 MN |
62 | #define MAX_QUEUE_SIZE (15 * 1024 * 1024) |
63 | #define MIN_AUDIOQ_SIZE (20 * 16 * 1024) | |
64 | #define MIN_FRAMES 5 | |
01310af2 | 65 | |
638c9d91 FB |
66 | /* SDL audio buffer size, in samples. Should be small to have precise |
67 | A/V sync as SDL does not have hardware buffer fullness info. */ | |
68 | #define SDL_AUDIO_BUFFER_SIZE 1024 | |
69 | ||
70 | /* no AV sync correction is done if below the AV sync threshold */ | |
7e0140cb | 71 | #define AV_SYNC_THRESHOLD 0.01 |
638c9d91 FB |
72 | /* no AV correction is done if too big error */ |
73 | #define AV_NOSYNC_THRESHOLD 10.0 | |
74 | ||
d38c9e7a MN |
75 | #define FRAME_SKIP_FACTOR 0.05 |
76 | ||
638c9d91 FB |
77 | /* maximum audio speed change to get correct sync */ |
78 | #define SAMPLE_CORRECTION_PERCENT_MAX 10 | |
79 | ||
80 | /* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */ | |
81 | #define AUDIO_DIFF_AVG_NB 20 | |
82 | ||
01310af2 FB |
83 | /* NOTE: the size must be big enough to compensate the hardware audio buffersize size */ |
84 | #define SAMPLE_ARRAY_SIZE (2*65536) | |
85 | ||
03ae87a3 LA |
86 | static int sws_flags = SWS_BICUBIC; |
87 | ||
01310af2 FB |
88 | typedef struct PacketQueue { |
89 | AVPacketList *first_pkt, *last_pkt; | |
90 | int nb_packets; | |
91 | int size; | |
92 | int abort_request; | |
93 | SDL_mutex *mutex; | |
94 | SDL_cond *cond; | |
95 | } PacketQueue; | |
96 | ||
562f382c | 97 | #define VIDEO_PICTURE_QUEUE_SIZE 2 |
72ce053b | 98 | #define SUBPICTURE_QUEUE_SIZE 4 |
01310af2 FB |
99 | |
100 | typedef struct VideoPicture { | |
267e9dfa | 101 | double pts; ///<presentation time stamp for this picture |
d38c9e7a | 102 | double target_clock; ///<av_gettime() time at which this should be displayed ideally |
1a620dd7 | 103 | int64_t pos; ///<byte position in file |
01310af2 FB |
104 | SDL_Overlay *bmp; |
105 | int width, height; /* source height & width */ | |
106 | int allocated; | |
917d2bb3 MN |
107 | enum PixelFormat pix_fmt; |
108 | ||
109 | #if CONFIG_AVFILTER | |
ecc8dada | 110 | AVFilterBufferRef *picref; |
917d2bb3 | 111 | #endif |
01310af2 FB |
112 | } VideoPicture; |
113 | ||
72ce053b IC |
114 | typedef struct SubPicture { |
115 | double pts; /* presentation time stamp for this picture */ | |
116 | AVSubtitle sub; | |
117 | } SubPicture; | |
118 | ||
01310af2 FB |
119 | enum { |
120 | AV_SYNC_AUDIO_MASTER, /* default choice */ | |
121 | AV_SYNC_VIDEO_MASTER, | |
638c9d91 | 122 | AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */ |
01310af2 FB |
123 | }; |
124 | ||
125 | typedef struct VideoState { | |
126 | SDL_Thread *parse_tid; | |
127 | SDL_Thread *video_tid; | |
d38c9e7a | 128 | SDL_Thread *refresh_tid; |
638c9d91 | 129 | AVInputFormat *iformat; |
01310af2 FB |
130 | int no_background; |
131 | int abort_request; | |
132 | int paused; | |
416e3508 | 133 | int last_paused; |
72ea344b | 134 | int seek_req; |
3ba1438d | 135 | int seek_flags; |
72ea344b | 136 | int64_t seek_pos; |
4ed29207 | 137 | int64_t seek_rel; |
f5668147 | 138 | int read_pause_return; |
01310af2 FB |
139 | AVFormatContext *ic; |
140 | int dtg_active_format; | |
141 | ||
142 | int audio_stream; | |
115329f1 | 143 | |
01310af2 | 144 | int av_sync_type; |
638c9d91 FB |
145 | double external_clock; /* external clock base */ |
146 | int64_t external_clock_time; | |
115329f1 | 147 | |
638c9d91 FB |
148 | double audio_clock; |
149 | double audio_diff_cum; /* used for AV difference average computation */ | |
150 | double audio_diff_avg_coef; | |
151 | double audio_diff_threshold; | |
152 | int audio_diff_avg_count; | |
01310af2 FB |
153 | AVStream *audio_st; |
154 | PacketQueue audioq; | |
155 | int audio_hw_buf_size; | |
156 | /* samples output by the codec. we reserve more space for avsync | |
157 | compensation */ | |
c6727809 MR |
158 | DECLARE_ALIGNED(16,uint8_t,audio_buf1)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]; |
159 | DECLARE_ALIGNED(16,uint8_t,audio_buf2)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]; | |
5a4476e2 | 160 | uint8_t *audio_buf; |
7fea94ce | 161 | unsigned int audio_buf_size; /* in bytes */ |
01310af2 | 162 | int audio_buf_index; /* in bytes */ |
bea18375 | 163 | AVPacket audio_pkt_temp; |
01310af2 | 164 | AVPacket audio_pkt; |
5d6e4c16 | 165 | enum AVSampleFormat audio_src_fmt; |
5a4476e2 | 166 | AVAudioConvert *reformat_ctx; |
115329f1 | 167 | |
01310af2 FB |
168 | int show_audio; /* if true, display audio samples */ |
169 | int16_t sample_array[SAMPLE_ARRAY_SIZE]; | |
170 | int sample_array_index; | |
5e0257e3 | 171 | int last_i_start; |
166621ab | 172 | RDFTContext *rdft; |
12eeda34 | 173 | int rdft_bits; |
7dbbf6a1 | 174 | FFTSample *rdft_data; |
12eeda34 | 175 | int xpos; |
115329f1 | 176 | |
72ce053b IC |
177 | SDL_Thread *subtitle_tid; |
178 | int subtitle_stream; | |
179 | int subtitle_stream_changed; | |
180 | AVStream *subtitle_st; | |
181 | PacketQueue subtitleq; | |
182 | SubPicture subpq[SUBPICTURE_QUEUE_SIZE]; | |
183 | int subpq_size, subpq_rindex, subpq_windex; | |
184 | SDL_mutex *subpq_mutex; | |
185 | SDL_cond *subpq_cond; | |
115329f1 | 186 | |
638c9d91 FB |
187 | double frame_timer; |
188 | double frame_last_pts; | |
189 | double frame_last_delay; | |
115329f1 | 190 | double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame |
01310af2 FB |
191 | int video_stream; |
192 | AVStream *video_st; | |
193 | PacketQueue videoq; | |
267e9dfa | 194 | double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used) |
68aefbe8 | 195 | 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 | 196 | int64_t video_current_pos; ///<current displayed file pos |
01310af2 FB |
197 | VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE]; |
198 | int pictq_size, pictq_rindex, pictq_windex; | |
199 | SDL_mutex *pictq_mutex; | |
200 | SDL_cond *pictq_cond; | |
917d2bb3 | 201 | #if !CONFIG_AVFILTER |
3ac56e28 | 202 | struct SwsContext *img_convert_ctx; |
917d2bb3 | 203 | #endif |
115329f1 | 204 | |
01310af2 FB |
205 | // QETimer *video_timer; |
206 | char filename[1024]; | |
207 | int width, height, xleft, ytop; | |
41db429d | 208 | |
7a8bfa5d | 209 | PtsCorrectionContext pts_ctx; |
41db429d | 210 | |
917d2bb3 MN |
211 | #if CONFIG_AVFILTER |
212 | AVFilterContext *out_video_filter; ///<the last filter in the video chain | |
213 | #endif | |
d38c9e7a MN |
214 | |
215 | float skip_frames; | |
216 | float skip_frames_index; | |
217 | int refresh; | |
01310af2 FB |
218 | } VideoState; |
219 | ||
358061f6 | 220 | static void show_help(void); |
01310af2 FB |
221 | |
222 | /* options specified by the user */ | |
223 | static AVInputFormat *file_iformat; | |
224 | static const char *input_filename; | |
076db5ed | 225 | static const char *window_title; |
01310af2 FB |
226 | static int fs_screen_width; |
227 | static int fs_screen_height; | |
fccb19e3 MN |
228 | static int screen_width = 0; |
229 | static int screen_height = 0; | |
e4b89522 LW |
230 | static int frame_width = 0; |
231 | static int frame_height = 0; | |
232 | static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; | |
01310af2 FB |
233 | static int audio_disable; |
234 | static int video_disable; | |
72415b2a SS |
235 | static int wanted_stream[AVMEDIA_TYPE_NB]={ |
236 | [AVMEDIA_TYPE_AUDIO]=-1, | |
237 | [AVMEDIA_TYPE_VIDEO]=-1, | |
238 | [AVMEDIA_TYPE_SUBTITLE]=-1, | |
5b369983 | 239 | }; |
70a4764d | 240 | static int seek_by_bytes=-1; |
01310af2 | 241 | static int display_disable; |
1e1a0b18 | 242 | static int show_status = 1; |
638c9d91 | 243 | static int av_sync_type = AV_SYNC_AUDIO_MASTER; |
72ea344b | 244 | static int64_t start_time = AV_NOPTS_VALUE; |
d834d63b | 245 | static int64_t duration = AV_NOPTS_VALUE; |
e26a8335 | 246 | static int debug = 0; |
0c9bbaec | 247 | static int debug_mv = 0; |
bba04f1e | 248 | static int step = 0; |
c62c07d3 | 249 | static int thread_count = 1; |
6387c3e6 | 250 | static int workaround_bugs = 1; |
6fc5b059 | 251 | static int fast = 0; |
30bc6613 | 252 | static int genpts = 0; |
178fcca8 MN |
253 | static int lowres = 0; |
254 | static int idct = FF_IDCT_AUTO; | |
8c3eba7c MN |
255 | static enum AVDiscard skip_frame= AVDISCARD_DEFAULT; |
256 | static enum AVDiscard skip_idct= AVDISCARD_DEFAULT; | |
257 | static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT; | |
047599a4 | 258 | static int error_recognition = FF_ER_CAREFUL; |
1b51e051 | 259 | static int error_concealment = 3; |
41db429d | 260 | static int decoder_reorder_pts= -1; |
2d1653b0 | 261 | static int autoexit; |
066ce8c9 AS |
262 | static int exit_on_keydown; |
263 | static int exit_on_mousedown; | |
1922c0a7 | 264 | static int loop=1; |
d38c9e7a | 265 | static int framedrop=1; |
2b3da32f MN |
266 | |
267 | static int rdftspeed=20; | |
917d2bb3 MN |
268 | #if CONFIG_AVFILTER |
269 | static char *vfilters = NULL; | |
270 | #endif | |
01310af2 FB |
271 | |
272 | /* current context */ | |
273 | static int is_full_screen; | |
274 | static VideoState *cur_stream; | |
5e0257e3 | 275 | static int64_t audio_callback_time; |
01310af2 | 276 | |
2c676c33 | 277 | static AVPacket flush_pkt; |
39c6a118 | 278 | |
01310af2 FB |
279 | #define FF_ALLOC_EVENT (SDL_USEREVENT) |
280 | #define FF_REFRESH_EVENT (SDL_USEREVENT + 1) | |
638c9d91 | 281 | #define FF_QUIT_EVENT (SDL_USEREVENT + 2) |
01310af2 | 282 | |
2c676c33 | 283 | static SDL_Surface *screen; |
01310af2 | 284 | |
515bd00e MN |
285 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt); |
286 | ||
01310af2 FB |
287 | /* packet queue handling */ |
288 | static void packet_queue_init(PacketQueue *q) | |
289 | { | |
290 | memset(q, 0, sizeof(PacketQueue)); | |
291 | q->mutex = SDL_CreateMutex(); | |
292 | q->cond = SDL_CreateCond(); | |
515bd00e | 293 | packet_queue_put(q, &flush_pkt); |
01310af2 FB |
294 | } |
295 | ||
72ea344b | 296 | static void packet_queue_flush(PacketQueue *q) |
01310af2 FB |
297 | { |
298 | AVPacketList *pkt, *pkt1; | |
299 | ||
687fae2b | 300 | SDL_LockMutex(q->mutex); |
01310af2 FB |
301 | for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) { |
302 | pkt1 = pkt->next; | |
303 | av_free_packet(&pkt->pkt); | |
da6c4573 | 304 | av_freep(&pkt); |
01310af2 | 305 | } |
72ea344b FB |
306 | q->last_pkt = NULL; |
307 | q->first_pkt = NULL; | |
308 | q->nb_packets = 0; | |
309 | q->size = 0; | |
687fae2b | 310 | SDL_UnlockMutex(q->mutex); |
72ea344b FB |
311 | } |
312 | ||
313 | static void packet_queue_end(PacketQueue *q) | |
314 | { | |
315 | packet_queue_flush(q); | |
01310af2 FB |
316 | SDL_DestroyMutex(q->mutex); |
317 | SDL_DestroyCond(q->cond); | |
318 | } | |
319 | ||
320 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt) | |
321 | { | |
322 | AVPacketList *pkt1; | |
323 | ||
72ea344b | 324 | /* duplicate the packet */ |
39c6a118 | 325 | if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0) |
72ea344b | 326 | return -1; |
115329f1 | 327 | |
01310af2 FB |
328 | pkt1 = av_malloc(sizeof(AVPacketList)); |
329 | if (!pkt1) | |
330 | return -1; | |
331 | pkt1->pkt = *pkt; | |
332 | pkt1->next = NULL; | |
333 | ||
72ea344b | 334 | |
01310af2 FB |
335 | SDL_LockMutex(q->mutex); |
336 | ||
337 | if (!q->last_pkt) | |
338 | ||
339 | q->first_pkt = pkt1; | |
340 | else | |
341 | q->last_pkt->next = pkt1; | |
342 | q->last_pkt = pkt1; | |
343 | q->nb_packets++; | |
7b776589 | 344 | q->size += pkt1->pkt.size + sizeof(*pkt1); |
01310af2 FB |
345 | /* XXX: should duplicate packet data in DV case */ |
346 | SDL_CondSignal(q->cond); | |
347 | ||
348 | SDL_UnlockMutex(q->mutex); | |
349 | return 0; | |
350 | } | |
351 | ||
352 | static void packet_queue_abort(PacketQueue *q) | |
353 | { | |
354 | SDL_LockMutex(q->mutex); | |
355 | ||
356 | q->abort_request = 1; | |
115329f1 | 357 | |
01310af2 FB |
358 | SDL_CondSignal(q->cond); |
359 | ||
360 | SDL_UnlockMutex(q->mutex); | |
361 | } | |
362 | ||
363 | /* return < 0 if aborted, 0 if no packet and > 0 if packet. */ | |
364 | static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block) | |
365 | { | |
366 | AVPacketList *pkt1; | |
367 | int ret; | |
368 | ||
369 | SDL_LockMutex(q->mutex); | |
370 | ||
371 | for(;;) { | |
372 | if (q->abort_request) { | |
373 | ret = -1; | |
374 | break; | |
375 | } | |
115329f1 | 376 | |
01310af2 FB |
377 | pkt1 = q->first_pkt; |
378 | if (pkt1) { | |
379 | q->first_pkt = pkt1->next; | |
380 | if (!q->first_pkt) | |
381 | q->last_pkt = NULL; | |
382 | q->nb_packets--; | |
7b776589 | 383 | q->size -= pkt1->pkt.size + sizeof(*pkt1); |
01310af2 FB |
384 | *pkt = pkt1->pkt; |
385 | av_free(pkt1); | |
386 | ret = 1; | |
387 | break; | |
388 | } else if (!block) { | |
389 | ret = 0; | |
390 | break; | |
391 | } else { | |
392 | SDL_CondWait(q->cond, q->mutex); | |
393 | } | |
394 | } | |
395 | SDL_UnlockMutex(q->mutex); | |
396 | return ret; | |
397 | } | |
398 | ||
115329f1 | 399 | static inline void fill_rectangle(SDL_Surface *screen, |
01310af2 FB |
400 | int x, int y, int w, int h, int color) |
401 | { | |
402 | SDL_Rect rect; | |
403 | rect.x = x; | |
404 | rect.y = y; | |
405 | rect.w = w; | |
406 | rect.h = h; | |
407 | SDL_FillRect(screen, &rect, color); | |
408 | } | |
409 | ||
72ce053b IC |
410 | #define ALPHA_BLEND(a, oldp, newp, s)\ |
411 | ((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s)) | |
412 | ||
413 | #define RGBA_IN(r, g, b, a, s)\ | |
414 | {\ | |
415 | unsigned int v = ((const uint32_t *)(s))[0];\ | |
416 | a = (v >> 24) & 0xff;\ | |
417 | r = (v >> 16) & 0xff;\ | |
418 | g = (v >> 8) & 0xff;\ | |
419 | b = v & 0xff;\ | |
420 | } | |
421 | ||
422 | #define YUVA_IN(y, u, v, a, s, pal)\ | |
423 | {\ | |
57cf99f2 | 424 | unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\ |
72ce053b IC |
425 | a = (val >> 24) & 0xff;\ |
426 | y = (val >> 16) & 0xff;\ | |
427 | u = (val >> 8) & 0xff;\ | |
428 | v = val & 0xff;\ | |
429 | } | |
430 | ||
431 | #define YUVA_OUT(d, y, u, v, a)\ | |
432 | {\ | |
433 | ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\ | |
434 | } | |
435 | ||
436 | ||
437 | #define BPP 1 | |
438 | ||
0a8cd696 | 439 | static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh) |
72ce053b IC |
440 | { |
441 | int wrap, wrap3, width2, skip2; | |
442 | int y, u, v, a, u1, v1, a1, w, h; | |
443 | uint8_t *lum, *cb, *cr; | |
444 | const uint8_t *p; | |
445 | const uint32_t *pal; | |
9cb5a11e RD |
446 | int dstx, dsty, dstw, dsth; |
447 | ||
7cf9c6ae MN |
448 | dstw = av_clip(rect->w, 0, imgw); |
449 | dsth = av_clip(rect->h, 0, imgh); | |
450 | dstx = av_clip(rect->x, 0, imgw - dstw); | |
451 | dsty = av_clip(rect->y, 0, imgh - dsth); | |
9cb5a11e RD |
452 | lum = dst->data[0] + dsty * dst->linesize[0]; |
453 | cb = dst->data[1] + (dsty >> 1) * dst->linesize[1]; | |
454 | cr = dst->data[2] + (dsty >> 1) * dst->linesize[2]; | |
455 | ||
f54b31b9 | 456 | width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1); |
9cb5a11e | 457 | skip2 = dstx >> 1; |
72ce053b | 458 | wrap = dst->linesize[0]; |
25b4c651 MN |
459 | wrap3 = rect->pict.linesize[0]; |
460 | p = rect->pict.data[0]; | |
461 | pal = (const uint32_t *)rect->pict.data[1]; /* Now in YCrCb! */ | |
115329f1 | 462 | |
9cb5a11e RD |
463 | if (dsty & 1) { |
464 | lum += dstx; | |
72ce053b IC |
465 | cb += skip2; |
466 | cr += skip2; | |
115329f1 | 467 | |
9cb5a11e | 468 | if (dstx & 1) { |
72ce053b IC |
469 | YUVA_IN(y, u, v, a, p, pal); |
470 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
471 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
472 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
473 | cb++; | |
474 | cr++; | |
475 | lum++; | |
476 | p += BPP; | |
477 | } | |
9cb5a11e | 478 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
479 | YUVA_IN(y, u, v, a, p, pal); |
480 | u1 = u; | |
481 | v1 = v; | |
482 | a1 = a; | |
483 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
484 | ||
485 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
486 | u1 += u; | |
487 | v1 += v; | |
488 | a1 += a; | |
489 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
490 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
491 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
492 | cb++; | |
493 | cr++; | |
494 | p += 2 * BPP; | |
495 | lum += 2; | |
496 | } | |
497 | if (w) { | |
498 | YUVA_IN(y, u, v, a, p, pal); | |
499 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
500 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
501 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
676ef505 BA |
502 | p++; |
503 | lum++; | |
72ce053b | 504 | } |
4606a059 BA |
505 | p += wrap3 - dstw * BPP; |
506 | lum += wrap - dstw - dstx; | |
72ce053b IC |
507 | cb += dst->linesize[1] - width2 - skip2; |
508 | cr += dst->linesize[2] - width2 - skip2; | |
509 | } | |
9cb5a11e RD |
510 | for(h = dsth - (dsty & 1); h >= 2; h -= 2) { |
511 | lum += dstx; | |
72ce053b IC |
512 | cb += skip2; |
513 | cr += skip2; | |
115329f1 | 514 | |
9cb5a11e | 515 | if (dstx & 1) { |
72ce053b IC |
516 | YUVA_IN(y, u, v, a, p, pal); |
517 | u1 = u; | |
518 | v1 = v; | |
519 | a1 = a; | |
520 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
521 | p += wrap3; | |
522 | lum += wrap; | |
523 | YUVA_IN(y, u, v, a, p, pal); | |
524 | u1 += u; | |
525 | v1 += v; | |
526 | a1 += a; | |
527 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
528 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
529 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
530 | cb++; | |
531 | cr++; | |
532 | p += -wrap3 + BPP; | |
533 | lum += -wrap + 1; | |
534 | } | |
9cb5a11e | 535 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
536 | YUVA_IN(y, u, v, a, p, pal); |
537 | u1 = u; | |
538 | v1 = v; | |
539 | a1 = a; | |
540 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
541 | ||
f8ca63e8 | 542 | YUVA_IN(y, u, v, a, p + BPP, pal); |
72ce053b IC |
543 | u1 += u; |
544 | v1 += v; | |
545 | a1 += a; | |
546 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
547 | p += wrap3; | |
548 | lum += wrap; | |
549 | ||
550 | YUVA_IN(y, u, v, a, p, pal); | |
551 | u1 += u; | |
552 | v1 += v; | |
553 | a1 += a; | |
554 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
555 | ||
f8ca63e8 | 556 | YUVA_IN(y, u, v, a, p + BPP, pal); |
72ce053b IC |
557 | u1 += u; |
558 | v1 += v; | |
559 | a1 += a; | |
560 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
561 | ||
562 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2); | |
563 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2); | |
564 | ||
565 | cb++; | |
566 | cr++; | |
567 | p += -wrap3 + 2 * BPP; | |
568 | lum += -wrap + 2; | |
569 | } | |
570 | if (w) { | |
571 | YUVA_IN(y, u, v, a, p, pal); | |
572 | u1 = u; | |
573 | v1 = v; | |
574 | a1 = a; | |
575 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
576 | p += wrap3; | |
577 | lum += wrap; | |
578 | YUVA_IN(y, u, v, a, p, pal); | |
579 | u1 += u; | |
580 | v1 += v; | |
581 | a1 += a; | |
582 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
583 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
584 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
585 | cb++; | |
586 | cr++; | |
587 | p += -wrap3 + BPP; | |
588 | lum += -wrap + 1; | |
589 | } | |
9cb5a11e RD |
590 | p += wrap3 + (wrap3 - dstw * BPP); |
591 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
592 | cb += dst->linesize[1] - width2 - skip2; |
593 | cr += dst->linesize[2] - width2 - skip2; | |
594 | } | |
595 | /* handle odd height */ | |
596 | if (h) { | |
9cb5a11e | 597 | lum += dstx; |
72ce053b IC |
598 | cb += skip2; |
599 | cr += skip2; | |
115329f1 | 600 | |
9cb5a11e | 601 | if (dstx & 1) { |
72ce053b IC |
602 | YUVA_IN(y, u, v, a, p, pal); |
603 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
604 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
605 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
606 | cb++; | |
607 | cr++; | |
608 | lum++; | |
609 | p += BPP; | |
610 | } | |
9cb5a11e | 611 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
612 | YUVA_IN(y, u, v, a, p, pal); |
613 | u1 = u; | |
614 | v1 = v; | |
615 | a1 = a; | |
616 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
617 | ||
618 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
619 | u1 += u; | |
620 | v1 += v; | |
621 | a1 += a; | |
622 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
623 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1); | |
624 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1); | |
625 | cb++; | |
626 | cr++; | |
627 | p += 2 * BPP; | |
628 | lum += 2; | |
629 | } | |
630 | if (w) { | |
631 | YUVA_IN(y, u, v, a, p, pal); | |
632 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
633 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
634 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
635 | } | |
636 | } | |
637 | } | |
638 | ||
639 | static void free_subpicture(SubPicture *sp) | |
640 | { | |
e1d7c883 | 641 | avsubtitle_free(&sp->sub); |
72ce053b IC |
642 | } |
643 | ||
01310af2 FB |
644 | static void video_image_display(VideoState *is) |
645 | { | |
646 | VideoPicture *vp; | |
72ce053b IC |
647 | SubPicture *sp; |
648 | AVPicture pict; | |
01310af2 FB |
649 | float aspect_ratio; |
650 | int width, height, x, y; | |
651 | SDL_Rect rect; | |
72ce053b | 652 | int i; |
01310af2 FB |
653 | |
654 | vp = &is->pictq[is->pictq_rindex]; | |
655 | if (vp->bmp) { | |
917d2bb3 | 656 | #if CONFIG_AVFILTER |
cc80caff | 657 | if (vp->picref->video->pixel_aspect.num == 0) |
917d2bb3 MN |
658 | aspect_ratio = 0; |
659 | else | |
cc80caff | 660 | aspect_ratio = av_q2d(vp->picref->video->pixel_aspect); |
917d2bb3 MN |
661 | #else |
662 | ||
01310af2 | 663 | /* XXX: use variable in the frame */ |
c30a4489 AJ |
664 | if (is->video_st->sample_aspect_ratio.num) |
665 | aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio); | |
666 | else if (is->video_st->codec->sample_aspect_ratio.num) | |
667 | aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio); | |
72ea344b | 668 | else |
c30a4489 | 669 | aspect_ratio = 0; |
917d2bb3 | 670 | #endif |
01310af2 | 671 | if (aspect_ratio <= 0.0) |
c30a4489 | 672 | aspect_ratio = 1.0; |
917d2bb3 | 673 | aspect_ratio *= (float)vp->width / (float)vp->height; |
01310af2 | 674 | |
72ce053b IC |
675 | if (is->subtitle_st) |
676 | { | |
677 | if (is->subpq_size > 0) | |
678 | { | |
679 | sp = &is->subpq[is->subpq_rindex]; | |
680 | ||
681 | if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) | |
682 | { | |
683 | SDL_LockYUVOverlay (vp->bmp); | |
684 | ||
685 | pict.data[0] = vp->bmp->pixels[0]; | |
686 | pict.data[1] = vp->bmp->pixels[2]; | |
687 | pict.data[2] = vp->bmp->pixels[1]; | |
688 | ||
689 | pict.linesize[0] = vp->bmp->pitches[0]; | |
690 | pict.linesize[1] = vp->bmp->pitches[2]; | |
691 | pict.linesize[2] = vp->bmp->pitches[1]; | |
692 | ||
693 | for (i = 0; i < sp->sub.num_rects; i++) | |
db4fac64 | 694 | blend_subrect(&pict, sp->sub.rects[i], |
0a8cd696 | 695 | vp->bmp->w, vp->bmp->h); |
72ce053b IC |
696 | |
697 | SDL_UnlockYUVOverlay (vp->bmp); | |
698 | } | |
699 | } | |
700 | } | |
701 | ||
702 | ||
01310af2 FB |
703 | /* XXX: we suppose the screen has a 1.0 pixel ratio */ |
704 | height = is->height; | |
bb6c34e5 | 705 | width = ((int)rint(height * aspect_ratio)) & ~1; |
01310af2 FB |
706 | if (width > is->width) { |
707 | width = is->width; | |
bb6c34e5 | 708 | height = ((int)rint(width / aspect_ratio)) & ~1; |
01310af2 FB |
709 | } |
710 | x = (is->width - width) / 2; | |
711 | y = (is->height - height) / 2; | |
6c6c976f | 712 | is->no_background = 0; |
01310af2 | 713 | rect.x = is->xleft + x; |
2f6547fb | 714 | rect.y = is->ytop + y; |
01310af2 FB |
715 | rect.w = width; |
716 | rect.h = height; | |
717 | SDL_DisplayYUVOverlay(vp->bmp, &rect); | |
01310af2 FB |
718 | } |
719 | } | |
720 | ||
3a7c9774 SS |
721 | /* get the current audio output buffer size, in samples. With SDL, we |
722 | cannot have a precise information */ | |
723 | static int audio_write_get_buf_size(VideoState *is) | |
724 | { | |
725 | return is->audio_buf_size - is->audio_buf_index; | |
726 | } | |
727 | ||
01310af2 FB |
728 | static inline int compute_mod(int a, int b) |
729 | { | |
730 | a = a % b; | |
115329f1 | 731 | if (a >= 0) |
01310af2 FB |
732 | return a; |
733 | else | |
734 | return a + b; | |
735 | } | |
736 | ||
737 | static void video_audio_display(VideoState *s) | |
738 | { | |
739 | int i, i_start, x, y1, y, ys, delay, n, nb_display_channels; | |
740 | int ch, channels, h, h2, bgcolor, fgcolor; | |
741 | int16_t time_diff; | |
4c7c7645 MN |
742 | int rdft_bits, nb_freq; |
743 | ||
744 | for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++) | |
745 | ; | |
746 | nb_freq= 1<<(rdft_bits-1); | |
115329f1 | 747 | |
01310af2 | 748 | /* compute display index : center on currently output samples */ |
01f4895c | 749 | channels = s->audio_st->codec->channels; |
01310af2 | 750 | nb_display_channels = channels; |
5e0257e3 | 751 | if (!s->paused) { |
4c7c7645 | 752 | int data_used= s->show_audio==1 ? s->width : (2*nb_freq); |
5e0257e3 FB |
753 | n = 2 * channels; |
754 | delay = audio_write_get_buf_size(s); | |
755 | delay /= n; | |
115329f1 | 756 | |
5e0257e3 FB |
757 | /* to be more precise, we take into account the time spent since |
758 | the last buffer computation */ | |
759 | if (audio_callback_time) { | |
760 | time_diff = av_gettime() - audio_callback_time; | |
122dcdcb | 761 | delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000; |
5e0257e3 | 762 | } |
115329f1 | 763 | |
122dcdcb | 764 | delay += 2*data_used; |
4c7c7645 MN |
765 | if (delay < data_used) |
766 | delay = data_used; | |
ac50bcc8 MN |
767 | |
768 | i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE); | |
12eeda34 | 769 | if(s->show_audio==1){ |
6c7165c7 JM |
770 | h= INT_MIN; |
771 | for(i=0; i<1000; i+=channels){ | |
772 | int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE; | |
773 | int a= s->sample_array[idx]; | |
774 | int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE]; | |
775 | int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE]; | |
776 | int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE]; | |
777 | int score= a-d; | |
778 | if(h<score && (b^c)<0){ | |
779 | h= score; | |
780 | i_start= idx; | |
781 | } | |
ac50bcc8 MN |
782 | } |
783 | } | |
784 | ||
5e0257e3 FB |
785 | s->last_i_start = i_start; |
786 | } else { | |
787 | i_start = s->last_i_start; | |
01310af2 FB |
788 | } |
789 | ||
01310af2 | 790 | bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
12eeda34 | 791 | if(s->show_audio==1){ |
6c7165c7 JM |
792 | fill_rectangle(screen, |
793 | s->xleft, s->ytop, s->width, s->height, | |
794 | bgcolor); | |
795 | ||
796 | fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff); | |
797 | ||
798 | /* total height for one channel */ | |
799 | h = s->height / nb_display_channels; | |
800 | /* graph height / 2 */ | |
801 | h2 = (h * 9) / 20; | |
802 | for(ch = 0;ch < nb_display_channels; ch++) { | |
803 | i = i_start + ch; | |
804 | y1 = s->ytop + ch * h + (h / 2); /* position of center line */ | |
805 | for(x = 0; x < s->width; x++) { | |
806 | y = (s->sample_array[i] * h2) >> 15; | |
807 | if (y < 0) { | |
808 | y = -y; | |
809 | ys = y1 - y; | |
810 | } else { | |
811 | ys = y1; | |
812 | } | |
813 | fill_rectangle(screen, | |
814 | s->xleft + x, ys, 1, y, | |
815 | fgcolor); | |
816 | i += channels; | |
817 | if (i >= SAMPLE_ARRAY_SIZE) | |
818 | i -= SAMPLE_ARRAY_SIZE; | |
01310af2 | 819 | } |
01310af2 | 820 | } |
01310af2 | 821 | |
6c7165c7 | 822 | fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff); |
01310af2 | 823 | |
6c7165c7 JM |
824 | for(ch = 1;ch < nb_display_channels; ch++) { |
825 | y = s->ytop + ch * h; | |
826 | fill_rectangle(screen, | |
827 | s->xleft, y, s->width, 1, | |
828 | fgcolor); | |
829 | } | |
830 | SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height); | |
12eeda34 | 831 | }else{ |
12eeda34 | 832 | nb_display_channels= FFMIN(nb_display_channels, 2); |
12eeda34 | 833 | if(rdft_bits != s->rdft_bits){ |
166621ab | 834 | av_rdft_end(s->rdft); |
7dbbf6a1 | 835 | av_free(s->rdft_data); |
166621ab | 836 | s->rdft = av_rdft_init(rdft_bits, DFT_R2C); |
12eeda34 | 837 | s->rdft_bits= rdft_bits; |
7dbbf6a1 | 838 | s->rdft_data= av_malloc(4*nb_freq*sizeof(*s->rdft_data)); |
12eeda34 | 839 | } |
12eeda34 | 840 | { |
7dbbf6a1 | 841 | FFTSample *data[2]; |
12eeda34 | 842 | for(ch = 0;ch < nb_display_channels; ch++) { |
7dbbf6a1 | 843 | data[ch] = s->rdft_data + 2*nb_freq*ch; |
12eeda34 MN |
844 | i = i_start + ch; |
845 | for(x = 0; x < 2*nb_freq; x++) { | |
846 | double w= (x-nb_freq)*(1.0/nb_freq); | |
847 | data[ch][x]= s->sample_array[i]*(1.0-w*w); | |
848 | i += channels; | |
849 | if (i >= SAMPLE_ARRAY_SIZE) | |
850 | i -= SAMPLE_ARRAY_SIZE; | |
851 | } | |
166621ab | 852 | av_rdft_calc(s->rdft, data[ch]); |
12eeda34 MN |
853 | } |
854 | //least efficient way to do this, we should of course directly access it but its more than fast enough | |
092421cf | 855 | for(y=0; y<s->height; y++){ |
12eeda34 MN |
856 | double w= 1/sqrt(nb_freq); |
857 | 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 |
858 | int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] |
859 | + data[1][2*y+1]*data[1][2*y+1])) : a; | |
12eeda34 MN |
860 | a= FFMIN(a,255); |
861 | b= FFMIN(b,255); | |
862 | fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2); | |
863 | ||
864 | fill_rectangle(screen, | |
865 | s->xpos, s->height-y, 1, 1, | |
866 | fgcolor); | |
867 | } | |
868 | } | |
869 | SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height); | |
870 | s->xpos++; | |
871 | if(s->xpos >= s->width) | |
872 | s->xpos= s->xleft; | |
873 | } | |
01310af2 FB |
874 | } |
875 | ||
990c8438 MN |
876 | static int video_open(VideoState *is){ |
877 | int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; | |
878 | int w,h; | |
879 | ||
fb84155b MN |
880 | if(is_full_screen) flags |= SDL_FULLSCREEN; |
881 | else flags |= SDL_RESIZABLE; | |
882 | ||
990c8438 MN |
883 | if (is_full_screen && fs_screen_width) { |
884 | w = fs_screen_width; | |
885 | h = fs_screen_height; | |
fb84155b MN |
886 | } else if(!is_full_screen && screen_width){ |
887 | w = screen_width; | |
888 | h = screen_height; | |
917d2bb3 MN |
889 | #if CONFIG_AVFILTER |
890 | }else if (is->out_video_filter && is->out_video_filter->inputs[0]){ | |
891 | w = is->out_video_filter->inputs[0]->w; | |
892 | h = is->out_video_filter->inputs[0]->h; | |
893 | #else | |
fb84155b MN |
894 | }else if (is->video_st && is->video_st->codec->width){ |
895 | w = is->video_st->codec->width; | |
896 | h = is->video_st->codec->height; | |
917d2bb3 | 897 | #endif |
990c8438 | 898 | } else { |
fb84155b MN |
899 | w = 640; |
900 | h = 480; | |
990c8438 | 901 | } |
d3d7b12e MN |
902 | if(screen && is->width == screen->w && screen->w == w |
903 | && is->height== screen->h && screen->h == h) | |
904 | return 0; | |
905 | ||
c97f5402 | 906 | #ifndef __APPLE__ |
990c8438 MN |
907 | screen = SDL_SetVideoMode(w, h, 0, flags); |
908 | #else | |
909 | /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */ | |
910 | screen = SDL_SetVideoMode(w, h, 24, flags); | |
911 | #endif | |
912 | if (!screen) { | |
913 | fprintf(stderr, "SDL: could not set video mode - exiting\n"); | |
914 | return -1; | |
915 | } | |
076db5ed RK |
916 | if (!window_title) |
917 | window_title = input_filename; | |
918 | SDL_WM_SetCaption(window_title, window_title); | |
990c8438 MN |
919 | |
920 | is->width = screen->w; | |
921 | is->height = screen->h; | |
922 | ||
923 | return 0; | |
924 | } | |
8c982c5d | 925 | |
01310af2 FB |
926 | /* display the current picture, if any */ |
927 | static void video_display(VideoState *is) | |
928 | { | |
8c982c5d MN |
929 | if(!screen) |
930 | video_open(cur_stream); | |
115329f1 | 931 | if (is->audio_st && is->show_audio) |
01310af2 FB |
932 | video_audio_display(is); |
933 | else if (is->video_st) | |
934 | video_image_display(is); | |
935 | } | |
936 | ||
d38c9e7a | 937 | static int refresh_thread(void *opaque) |
01310af2 | 938 | { |
d38c9e7a MN |
939 | VideoState *is= opaque; |
940 | while(!is->abort_request){ | |
d881a0e8 SS |
941 | SDL_Event event; |
942 | event.type = FF_REFRESH_EVENT; | |
943 | event.user.data1 = opaque; | |
d38c9e7a MN |
944 | if(!is->refresh){ |
945 | is->refresh=1; | |
d881a0e8 | 946 | SDL_PushEvent(&event); |
d38c9e7a | 947 | } |
2b3da32f | 948 | 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 |
949 | } |
950 | return 0; | |
01310af2 FB |
951 | } |
952 | ||
638c9d91 FB |
953 | /* get the current audio clock value */ |
954 | static double get_audio_clock(VideoState *is) | |
955 | { | |
956 | double pts; | |
957 | int hw_buf_size, bytes_per_sec; | |
958 | pts = is->audio_clock; | |
959 | hw_buf_size = audio_write_get_buf_size(is); | |
960 | bytes_per_sec = 0; | |
961 | if (is->audio_st) { | |
115329f1 | 962 | bytes_per_sec = is->audio_st->codec->sample_rate * |
01f4895c | 963 | 2 * is->audio_st->codec->channels; |
638c9d91 FB |
964 | } |
965 | if (bytes_per_sec) | |
966 | pts -= (double)hw_buf_size / bytes_per_sec; | |
967 | return pts; | |
968 | } | |
969 | ||
970 | /* get the current video clock value */ | |
971 | static double get_video_clock(VideoState *is) | |
972 | { | |
04108619 | 973 | if (is->paused) { |
41a4cd0c | 974 | return is->video_current_pts; |
72ea344b | 975 | } else { |
68aefbe8 | 976 | return is->video_current_pts_drift + av_gettime() / 1000000.0; |
72ea344b | 977 | } |
638c9d91 FB |
978 | } |
979 | ||
980 | /* get the current external clock value */ | |
981 | static double get_external_clock(VideoState *is) | |
982 | { | |
983 | int64_t ti; | |
984 | ti = av_gettime(); | |
985 | return is->external_clock + ((ti - is->external_clock_time) * 1e-6); | |
986 | } | |
987 | ||
988 | /* get the current master clock value */ | |
989 | static double get_master_clock(VideoState *is) | |
990 | { | |
991 | double val; | |
992 | ||
72ea344b FB |
993 | if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) { |
994 | if (is->video_st) | |
995 | val = get_video_clock(is); | |
996 | else | |
997 | val = get_audio_clock(is); | |
998 | } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) { | |
999 | if (is->audio_st) | |
1000 | val = get_audio_clock(is); | |
1001 | else | |
1002 | val = get_video_clock(is); | |
1003 | } else { | |
638c9d91 | 1004 | val = get_external_clock(is); |
72ea344b | 1005 | } |
638c9d91 FB |
1006 | return val; |
1007 | } | |
1008 | ||
72ea344b | 1009 | /* seek in the stream */ |
2ef46053 | 1010 | static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes) |
72ea344b | 1011 | { |
687fae2b IW |
1012 | if (!is->seek_req) { |
1013 | is->seek_pos = pos; | |
4ed29207 | 1014 | is->seek_rel = rel; |
3890dd3a | 1015 | is->seek_flags &= ~AVSEEK_FLAG_BYTE; |
94b594c6 SH |
1016 | if (seek_by_bytes) |
1017 | is->seek_flags |= AVSEEK_FLAG_BYTE; | |
687fae2b IW |
1018 | is->seek_req = 1; |
1019 | } | |
72ea344b FB |
1020 | } |
1021 | ||
1022 | /* pause or resume the video */ | |
1023 | static void stream_pause(VideoState *is) | |
1024 | { | |
68aefbe8 MN |
1025 | if (is->paused) { |
1026 | is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts; | |
f5668147 | 1027 | if(is->read_pause_return != AVERROR(ENOSYS)){ |
68aefbe8 | 1028 | is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0; |
f5668147 | 1029 | } |
68aefbe8 | 1030 | is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0; |
72ea344b | 1031 | } |
68aefbe8 | 1032 | is->paused = !is->paused; |
72ea344b FB |
1033 | } |
1034 | ||
d38c9e7a | 1035 | static double compute_target_time(double frame_current_pts, VideoState *is) |
49410784 | 1036 | { |
d38c9e7a | 1037 | double delay, sync_threshold, diff; |
49410784 TB |
1038 | |
1039 | /* compute nominal delay */ | |
1040 | delay = frame_current_pts - is->frame_last_pts; | |
1041 | if (delay <= 0 || delay >= 10.0) { | |
1042 | /* if incorrect delay, use previous one */ | |
1043 | delay = is->frame_last_delay; | |
443658fd | 1044 | } else { |
712de377 | 1045 | is->frame_last_delay = delay; |
443658fd | 1046 | } |
49410784 TB |
1047 | is->frame_last_pts = frame_current_pts; |
1048 | ||
1049 | /* update delay to follow master synchronisation source */ | |
1050 | if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) || | |
1051 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { | |
1052 | /* if video is slave, we try to correct big delays by | |
1053 | duplicating or deleting a frame */ | |
f04c6e35 | 1054 | diff = get_video_clock(is) - get_master_clock(is); |
49410784 TB |
1055 | |
1056 | /* skip or repeat frame. We take into account the | |
1057 | delay to compute the threshold. I still don't know | |
1058 | if it is the best guess */ | |
1059 | sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay); | |
1060 | if (fabs(diff) < AV_NOSYNC_THRESHOLD) { | |
1061 | if (diff <= -sync_threshold) | |
1062 | delay = 0; | |
1063 | else if (diff >= sync_threshold) | |
1064 | delay = 2 * delay; | |
1065 | } | |
1066 | } | |
49410784 | 1067 | is->frame_timer += delay; |
eecc17a7 TB |
1068 | #if defined(DEBUG_SYNC) |
1069 | printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n", | |
1070 | delay, actual_delay, frame_current_pts, -diff); | |
1071 | #endif | |
1072 | ||
d38c9e7a | 1073 | return is->frame_timer; |
49410784 TB |
1074 | } |
1075 | ||
01310af2 FB |
1076 | /* called to display each frame */ |
1077 | static void video_refresh_timer(void *opaque) | |
1078 | { | |
1079 | VideoState *is = opaque; | |
1080 | VideoPicture *vp; | |
638c9d91 | 1081 | |
72ce053b | 1082 | SubPicture *sp, *sp2; |
01310af2 FB |
1083 | |
1084 | if (is->video_st) { | |
d38c9e7a | 1085 | retry: |
01310af2 | 1086 | if (is->pictq_size == 0) { |
d38c9e7a | 1087 | //nothing to do, no picture to display in the que |
01310af2 | 1088 | } else { |
d38c9e7a MN |
1089 | double time= av_gettime()/1000000.0; |
1090 | double next_target; | |
638c9d91 | 1091 | /* dequeue the picture */ |
01310af2 | 1092 | vp = &is->pictq[is->pictq_rindex]; |
638c9d91 | 1093 | |
d38c9e7a MN |
1094 | if(time < vp->target_clock) |
1095 | return; | |
638c9d91 FB |
1096 | /* update current video pts */ |
1097 | is->video_current_pts = vp->pts; | |
d38c9e7a | 1098 | is->video_current_pts_drift = is->video_current_pts - time; |
a3cc2160 | 1099 | is->video_current_pos = vp->pos; |
d38c9e7a MN |
1100 | if(is->pictq_size > 1){ |
1101 | VideoPicture *nextvp= &is->pictq[(is->pictq_rindex+1)%VIDEO_PICTURE_QUEUE_SIZE]; | |
1102 | assert(nextvp->target_clock >= vp->target_clock); | |
1103 | next_target= nextvp->target_clock; | |
1104 | }else{ | |
1105 | next_target= vp->target_clock + is->video_clock - vp->pts; //FIXME pass durations cleanly | |
1106 | } | |
1107 | if(framedrop && time > next_target){ | |
1108 | is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR; | |
1109 | if(is->pictq_size > 1 || time > next_target + 0.5){ | |
1110 | /* update queue size and signal for next picture */ | |
1111 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1112 | is->pictq_rindex = 0; | |
1113 | ||
1114 | SDL_LockMutex(is->pictq_mutex); | |
1115 | is->pictq_size--; | |
1116 | SDL_CondSignal(is->pictq_cond); | |
1117 | SDL_UnlockMutex(is->pictq_mutex); | |
1118 | goto retry; | |
1119 | } | |
1120 | } | |
638c9d91 | 1121 | |
72ce053b IC |
1122 | if(is->subtitle_st) { |
1123 | if (is->subtitle_stream_changed) { | |
1124 | SDL_LockMutex(is->subpq_mutex); | |
115329f1 | 1125 | |
72ce053b IC |
1126 | while (is->subpq_size) { |
1127 | free_subpicture(&is->subpq[is->subpq_rindex]); | |
115329f1 | 1128 | |
72ce053b IC |
1129 | /* update queue size and signal for next picture */ |
1130 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1131 | is->subpq_rindex = 0; | |
115329f1 | 1132 | |
72ce053b IC |
1133 | is->subpq_size--; |
1134 | } | |
1135 | is->subtitle_stream_changed = 0; | |
1136 | ||
1137 | SDL_CondSignal(is->subpq_cond); | |
1138 | SDL_UnlockMutex(is->subpq_mutex); | |
1139 | } else { | |
1140 | if (is->subpq_size > 0) { | |
1141 | sp = &is->subpq[is->subpq_rindex]; | |
1142 | ||
1143 | if (is->subpq_size > 1) | |
1144 | sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE]; | |
1145 | else | |
1146 | sp2 = NULL; | |
1147 | ||
1148 | if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) | |
1149 | || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) | |
1150 | { | |
1151 | free_subpicture(sp); | |
1152 | ||
1153 | /* update queue size and signal for next picture */ | |
1154 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1155 | is->subpq_rindex = 0; | |
1156 | ||
1157 | SDL_LockMutex(is->subpq_mutex); | |
1158 | is->subpq_size--; | |
1159 | SDL_CondSignal(is->subpq_cond); | |
1160 | SDL_UnlockMutex(is->subpq_mutex); | |
1161 | } | |
1162 | } | |
1163 | } | |
1164 | } | |
1165 | ||
01310af2 | 1166 | /* display picture */ |
112c4b87 | 1167 | if (!display_disable) |
24d13ebc | 1168 | video_display(is); |
115329f1 | 1169 | |
01310af2 FB |
1170 | /* update queue size and signal for next picture */ |
1171 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1172 | is->pictq_rindex = 0; | |
115329f1 | 1173 | |
01310af2 FB |
1174 | SDL_LockMutex(is->pictq_mutex); |
1175 | is->pictq_size--; | |
1176 | SDL_CondSignal(is->pictq_cond); | |
1177 | SDL_UnlockMutex(is->pictq_mutex); | |
1178 | } | |
1179 | } else if (is->audio_st) { | |
1180 | /* draw the next audio frame */ | |
1181 | ||
01310af2 FB |
1182 | /* if only audio stream, then display the audio bars (better |
1183 | than nothing, just to test the implementation */ | |
115329f1 | 1184 | |
01310af2 | 1185 | /* display picture */ |
112c4b87 | 1186 | if (!display_disable) |
24d13ebc | 1187 | video_display(is); |
01310af2 FB |
1188 | } |
1189 | if (show_status) { | |
1190 | static int64_t last_time; | |
1191 | int64_t cur_time; | |
72ce053b | 1192 | int aqsize, vqsize, sqsize; |
638c9d91 | 1193 | double av_diff; |
115329f1 | 1194 | |
01310af2 | 1195 | cur_time = av_gettime(); |
1e1a0b18 | 1196 | if (!last_time || (cur_time - last_time) >= 30000) { |
01310af2 FB |
1197 | aqsize = 0; |
1198 | vqsize = 0; | |
72ce053b | 1199 | sqsize = 0; |
01310af2 FB |
1200 | if (is->audio_st) |
1201 | aqsize = is->audioq.size; | |
1202 | if (is->video_st) | |
1203 | vqsize = is->videoq.size; | |
72ce053b IC |
1204 | if (is->subtitle_st) |
1205 | sqsize = is->subtitleq.size; | |
638c9d91 FB |
1206 | av_diff = 0; |
1207 | if (is->audio_st && is->video_st) | |
1208 | av_diff = get_audio_clock(is) - get_video_clock(is); | |
382f3a5b | 1209 | printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r", |
7a8bfa5d | 1210 | get_master_clock(is), av_diff, FFMAX(is->skip_frames-1, 0), aqsize / 1024, vqsize / 1024, sqsize, is->pts_ctx.num_faulty_dts, is->pts_ctx.num_faulty_pts); |
01310af2 FB |
1211 | fflush(stdout); |
1212 | last_time = cur_time; | |
1213 | } | |
1214 | } | |
1215 | } | |
1216 | ||
f7b8c814 MS |
1217 | static void stream_close(VideoState *is) |
1218 | { | |
1219 | VideoPicture *vp; | |
1220 | int i; | |
1221 | /* XXX: use a special url_shutdown call to abort parse cleanly */ | |
1222 | is->abort_request = 1; | |
1223 | SDL_WaitThread(is->parse_tid, NULL); | |
1224 | SDL_WaitThread(is->refresh_tid, NULL); | |
1225 | ||
1226 | /* free all pictures */ | |
1227 | for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) { | |
1228 | vp = &is->pictq[i]; | |
1229 | #if CONFIG_AVFILTER | |
1230 | if (vp->picref) { | |
1231 | avfilter_unref_buffer(vp->picref); | |
1232 | vp->picref = NULL; | |
1233 | } | |
1234 | #endif | |
1235 | if (vp->bmp) { | |
1236 | SDL_FreeYUVOverlay(vp->bmp); | |
1237 | vp->bmp = NULL; | |
1238 | } | |
1239 | } | |
1240 | SDL_DestroyMutex(is->pictq_mutex); | |
1241 | SDL_DestroyCond(is->pictq_cond); | |
1242 | SDL_DestroyMutex(is->subpq_mutex); | |
1243 | SDL_DestroyCond(is->subpq_cond); | |
1244 | #if !CONFIG_AVFILTER | |
1245 | if (is->img_convert_ctx) | |
1246 | sws_freeContext(is->img_convert_ctx); | |
1247 | #endif | |
1248 | av_free(is); | |
1249 | } | |
1250 | ||
1251 | static void do_exit(void) | |
1252 | { | |
f7b8c814 MS |
1253 | if (cur_stream) { |
1254 | stream_close(cur_stream); | |
1255 | cur_stream = NULL; | |
1256 | } | |
a5c33faa | 1257 | uninit_opts(); |
f7b8c814 MS |
1258 | #if CONFIG_AVFILTER |
1259 | avfilter_uninit(); | |
1260 | #endif | |
1261 | if (show_status) | |
1262 | printf("\n"); | |
1263 | SDL_Quit(); | |
6b6bca64 | 1264 | av_log(NULL, AV_LOG_QUIET, ""); |
f7b8c814 MS |
1265 | exit(0); |
1266 | } | |
1267 | ||
01310af2 FB |
1268 | /* allocate a picture (needs to do that in main thread to avoid |
1269 | potential locking problems */ | |
1270 | static void alloc_picture(void *opaque) | |
1271 | { | |
1272 | VideoState *is = opaque; | |
1273 | VideoPicture *vp; | |
01310af2 FB |
1274 | |
1275 | vp = &is->pictq[is->pictq_windex]; | |
1276 | ||
1277 | if (vp->bmp) | |
1278 | SDL_FreeYUVOverlay(vp->bmp); | |
1279 | ||
917d2bb3 MN |
1280 | #if CONFIG_AVFILTER |
1281 | if (vp->picref) | |
7fce481a | 1282 | avfilter_unref_buffer(vp->picref); |
917d2bb3 MN |
1283 | vp->picref = NULL; |
1284 | ||
1285 | vp->width = is->out_video_filter->inputs[0]->w; | |
1286 | vp->height = is->out_video_filter->inputs[0]->h; | |
1287 | vp->pix_fmt = is->out_video_filter->inputs[0]->format; | |
1288 | #else | |
1289 | vp->width = is->video_st->codec->width; | |
1290 | vp->height = is->video_st->codec->height; | |
1291 | vp->pix_fmt = is->video_st->codec->pix_fmt; | |
1292 | #endif | |
1293 | ||
1294 | vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height, | |
115329f1 | 1295 | SDL_YV12_OVERLAY, |
61890b02 | 1296 | screen); |
cb036f90 MS |
1297 | if (!vp->bmp || vp->bmp->pitches[0] < vp->width) { |
1298 | /* SDL allocates a buffer smaller than requested if the video | |
1299 | * overlay hardware is unable to support the requested size. */ | |
1300 | fprintf(stderr, "Error: the video system does not support an image\n" | |
aa78a6d6 | 1301 | "size of %dx%d pixels. Try using -lowres or -vf \"scale=w:h\"\n" |
cb036f90 MS |
1302 | "to reduce the image size.\n", vp->width, vp->height ); |
1303 | do_exit(); | |
1304 | } | |
01310af2 FB |
1305 | |
1306 | SDL_LockMutex(is->pictq_mutex); | |
1307 | vp->allocated = 1; | |
1308 | SDL_CondSignal(is->pictq_cond); | |
1309 | SDL_UnlockMutex(is->pictq_mutex); | |
1310 | } | |
1311 | ||
267e9dfa MN |
1312 | /** |
1313 | * | |
1314 | * @param pts the dts of the pkt / pts of the frame and guessed if not known | |
1315 | */ | |
1a620dd7 | 1316 | static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos) |
01310af2 FB |
1317 | { |
1318 | VideoPicture *vp; | |
1319 | int dst_pix_fmt; | |
917d2bb3 MN |
1320 | #if CONFIG_AVFILTER |
1321 | AVPicture pict_src; | |
1322 | #endif | |
01310af2 FB |
1323 | /* wait until we have space to put a new picture */ |
1324 | SDL_LockMutex(is->pictq_mutex); | |
d38c9e7a MN |
1325 | |
1326 | if(is->pictq_size>=VIDEO_PICTURE_QUEUE_SIZE && !is->refresh) | |
1327 | is->skip_frames= FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0-FRAME_SKIP_FACTOR)); | |
1328 | ||
01310af2 FB |
1329 | while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && |
1330 | !is->videoq.abort_request) { | |
1331 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1332 | } | |
1333 | SDL_UnlockMutex(is->pictq_mutex); | |
115329f1 | 1334 | |
01310af2 FB |
1335 | if (is->videoq.abort_request) |
1336 | return -1; | |
1337 | ||
1338 | vp = &is->pictq[is->pictq_windex]; | |
1339 | ||
1340 | /* alloc or resize hardware picture buffer */ | |
115329f1 | 1341 | if (!vp->bmp || |
917d2bb3 MN |
1342 | #if CONFIG_AVFILTER |
1343 | vp->width != is->out_video_filter->inputs[0]->w || | |
1344 | vp->height != is->out_video_filter->inputs[0]->h) { | |
1345 | #else | |
01f4895c MN |
1346 | vp->width != is->video_st->codec->width || |
1347 | vp->height != is->video_st->codec->height) { | |
917d2bb3 | 1348 | #endif |
01310af2 FB |
1349 | SDL_Event event; |
1350 | ||
1351 | vp->allocated = 0; | |
1352 | ||
1353 | /* the allocation must be done in the main thread to avoid | |
1354 | locking problems */ | |
1355 | event.type = FF_ALLOC_EVENT; | |
1356 | event.user.data1 = is; | |
1357 | SDL_PushEvent(&event); | |
115329f1 | 1358 | |
01310af2 FB |
1359 | /* wait until the picture is allocated */ |
1360 | SDL_LockMutex(is->pictq_mutex); | |
1361 | while (!vp->allocated && !is->videoq.abort_request) { | |
1362 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1363 | } | |
1364 | SDL_UnlockMutex(is->pictq_mutex); | |
1365 | ||
1366 | if (is->videoq.abort_request) | |
1367 | return -1; | |
1368 | } | |
1369 | ||
638c9d91 | 1370 | /* if the frame is not skipped, then display it */ |
01310af2 | 1371 | if (vp->bmp) { |
fbf1b885 | 1372 | AVPicture pict; |
917d2bb3 MN |
1373 | #if CONFIG_AVFILTER |
1374 | if(vp->picref) | |
7fce481a | 1375 | avfilter_unref_buffer(vp->picref); |
917d2bb3 MN |
1376 | vp->picref = src_frame->opaque; |
1377 | #endif | |
fbf1b885 | 1378 | |
01310af2 FB |
1379 | /* get a pointer on the bitmap */ |
1380 | SDL_LockYUVOverlay (vp->bmp); | |
1381 | ||
1382 | dst_pix_fmt = PIX_FMT_YUV420P; | |
fbf1b885 | 1383 | memset(&pict,0,sizeof(AVPicture)); |
01310af2 FB |
1384 | pict.data[0] = vp->bmp->pixels[0]; |
1385 | pict.data[1] = vp->bmp->pixels[2]; | |
1386 | pict.data[2] = vp->bmp->pixels[1]; | |
1387 | ||
1388 | pict.linesize[0] = vp->bmp->pitches[0]; | |
1389 | pict.linesize[1] = vp->bmp->pitches[2]; | |
1390 | pict.linesize[2] = vp->bmp->pitches[1]; | |
917d2bb3 MN |
1391 | |
1392 | #if CONFIG_AVFILTER | |
1393 | pict_src.data[0] = src_frame->data[0]; | |
1394 | pict_src.data[1] = src_frame->data[1]; | |
1395 | pict_src.data[2] = src_frame->data[2]; | |
1396 | ||
1397 | pict_src.linesize[0] = src_frame->linesize[0]; | |
1398 | pict_src.linesize[1] = src_frame->linesize[1]; | |
1399 | pict_src.linesize[2] = src_frame->linesize[2]; | |
1400 | ||
1401 | //FIXME use direct rendering | |
1402 | av_picture_copy(&pict, &pict_src, | |
1403 | vp->pix_fmt, vp->width, vp->height); | |
1404 | #else | |
e43d7a18 | 1405 | sws_flags = av_get_int(sws_opts, "sws_flags", NULL); |
3ac56e28 | 1406 | is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx, |
917d2bb3 | 1407 | vp->width, vp->height, vp->pix_fmt, vp->width, vp->height, |
feb7bc67 | 1408 | dst_pix_fmt, sws_flags, NULL, NULL, NULL); |
3ac56e28 | 1409 | if (is->img_convert_ctx == NULL) { |
26ba8235 AB |
1410 | fprintf(stderr, "Cannot initialize the conversion context\n"); |
1411 | exit(1); | |
1412 | } | |
3ac56e28 | 1413 | sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize, |
917d2bb3 MN |
1414 | 0, vp->height, pict.data, pict.linesize); |
1415 | #endif | |
01310af2 FB |
1416 | /* update the bitmap content */ |
1417 | SDL_UnlockYUVOverlay(vp->bmp); | |
1418 | ||
638c9d91 | 1419 | vp->pts = pts; |
1a620dd7 | 1420 | vp->pos = pos; |
01310af2 FB |
1421 | |
1422 | /* now we can update the picture count */ | |
1423 | if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE) | |
1424 | is->pictq_windex = 0; | |
1425 | SDL_LockMutex(is->pictq_mutex); | |
d38c9e7a MN |
1426 | vp->target_clock= compute_target_time(vp->pts, is); |
1427 | ||
01310af2 FB |
1428 | is->pictq_size++; |
1429 | SDL_UnlockMutex(is->pictq_mutex); | |
1430 | } | |
638c9d91 FB |
1431 | return 0; |
1432 | } | |
1433 | ||
115329f1 DB |
1434 | /** |
1435 | * compute the exact PTS for the picture if it is omitted in the stream | |
267e9dfa MN |
1436 | * @param pts1 the dts of the pkt / pts of the frame |
1437 | */ | |
1a620dd7 | 1438 | static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos) |
638c9d91 FB |
1439 | { |
1440 | double frame_delay, pts; | |
115329f1 | 1441 | |
638c9d91 FB |
1442 | pts = pts1; |
1443 | ||
01310af2 | 1444 | if (pts != 0) { |
638c9d91 | 1445 | /* update video clock with pts, if present */ |
01310af2 FB |
1446 | is->video_clock = pts; |
1447 | } else { | |
72ea344b FB |
1448 | pts = is->video_clock; |
1449 | } | |
1450 | /* update video clock for next frame */ | |
01f4895c | 1451 | frame_delay = av_q2d(is->video_st->codec->time_base); |
72ea344b FB |
1452 | /* for MPEG2, the frame can be repeated, so we update the |
1453 | clock accordingly */ | |
267e9dfa | 1454 | frame_delay += src_frame->repeat_pict * (frame_delay * 0.5); |
72ea344b | 1455 | is->video_clock += frame_delay; |
638c9d91 | 1456 | |
1a620dd7 | 1457 | return queue_picture(is, src_frame, pts, pos); |
01310af2 FB |
1458 | } |
1459 | ||
3966a574 | 1460 | static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt) |
01310af2 | 1461 | { |
6c7d3ead | 1462 | int len1, got_picture, i; |
01310af2 | 1463 | |
199c18a7 SS |
1464 | if (packet_queue_get(&is->videoq, pkt, 1) < 0) |
1465 | return -1; | |
6c7d3ead | 1466 | |
199c18a7 SS |
1467 | if (pkt->data == flush_pkt.data) { |
1468 | avcodec_flush_buffers(is->video_st->codec); | |
6c7d3ead | 1469 | |
199c18a7 SS |
1470 | SDL_LockMutex(is->pictq_mutex); |
1471 | //Make sure there are no long delay timers (ideally we should just flush the que but thats harder) | |
1472 | for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) { | |
1473 | is->pictq[i].target_clock= 0; | |
1474 | } | |
1475 | while (is->pictq_size && !is->videoq.abort_request) { | |
1476 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
39c6a118 | 1477 | } |
199c18a7 SS |
1478 | is->video_current_pos = -1; |
1479 | SDL_UnlockMutex(is->pictq_mutex); | |
39c6a118 | 1480 | |
199c18a7 SS |
1481 | init_pts_correction(&is->pts_ctx); |
1482 | is->frame_last_pts = AV_NOPTS_VALUE; | |
1483 | is->frame_last_delay = 0; | |
1484 | is->frame_timer = (double)av_gettime() / 1000000.0; | |
1485 | is->skip_frames = 1; | |
1486 | is->skip_frames_index = 0; | |
1487 | return 0; | |
1488 | } | |
7a8bfa5d | 1489 | |
199c18a7 SS |
1490 | len1 = avcodec_decode_video2(is->video_st->codec, |
1491 | frame, &got_picture, | |
1492 | pkt); | |
1493 | ||
1494 | if (got_picture) { | |
1495 | if (decoder_reorder_pts == -1) { | |
6b474953 | 1496 | *pts = guess_correct_pts(&is->pts_ctx, frame->pkt_pts, frame->pkt_dts); |
199c18a7 | 1497 | } else if (decoder_reorder_pts) { |
28550804 | 1498 | *pts = frame->pkt_pts; |
199c18a7 | 1499 | } else { |
6b474953 | 1500 | *pts = frame->pkt_dts; |
199c18a7 SS |
1501 | } |
1502 | ||
1503 | if (*pts == AV_NOPTS_VALUE) { | |
1504 | *pts = 0; | |
99e0b12b | 1505 | } |
41db429d | 1506 | |
d38c9e7a MN |
1507 | is->skip_frames_index += 1; |
1508 | if(is->skip_frames_index >= is->skip_frames){ | |
1509 | is->skip_frames_index -= FFMAX(is->skip_frames, 1.0); | |
1510 | return 1; | |
1511 | } | |
1512 | ||
1513 | } | |
917d2bb3 MN |
1514 | return 0; |
1515 | } | |
1516 | ||
1517 | #if CONFIG_AVFILTER | |
1518 | typedef struct { | |
1519 | VideoState *is; | |
1520 | AVFrame *frame; | |
dd0c789b | 1521 | int use_dr1; |
917d2bb3 MN |
1522 | } FilterPriv; |
1523 | ||
dd0c789b BB |
1524 | static int input_get_buffer(AVCodecContext *codec, AVFrame *pic) |
1525 | { | |
1526 | AVFilterContext *ctx = codec->opaque; | |
ecc8dada | 1527 | AVFilterBufferRef *ref; |
dd0c789b | 1528 | int perms = AV_PERM_WRITE; |
65929418 | 1529 | int i, w, h, stride[4]; |
dd0c789b | 1530 | unsigned edge; |
6e3ef511 | 1531 | int pixel_size; |
dd0c789b | 1532 | |
0ccabeea MN |
1533 | if (codec->codec->capabilities & CODEC_CAP_NEG_LINESIZES) |
1534 | perms |= AV_PERM_NEG_LINESIZES; | |
1535 | ||
dd0c789b BB |
1536 | if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) { |
1537 | if(pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ; | |
1538 | if(pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE; | |
1539 | if(pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2; | |
1540 | } | |
1541 | if(pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE; | |
1542 | ||
1543 | w = codec->width; | |
1544 | h = codec->height; | |
1545 | avcodec_align_dimensions2(codec, &w, &h, stride); | |
1546 | edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width(); | |
1547 | w += edge << 1; | |
1548 | h += edge << 1; | |
1549 | ||
1550 | if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h))) | |
1551 | return -1; | |
1552 | ||
6e3ef511 | 1553 | pixel_size = av_pix_fmt_descriptors[ref->format].comp[0].step_minus1+1; |
cc80caff HM |
1554 | ref->video->w = codec->width; |
1555 | ref->video->h = codec->height; | |
cfb7e6e6 | 1556 | for(i = 0; i < 4; i ++) { |
d54e0948 HM |
1557 | unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0; |
1558 | unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0; | |
dd0c789b | 1559 | |
3635c07b | 1560 | if (ref->data[i]) { |
6e3ef511 | 1561 | ref->data[i] += ((edge * pixel_size) >> hshift) + ((edge * ref->linesize[i]) >> vshift); |
3635c07b | 1562 | } |
dd0c789b BB |
1563 | pic->data[i] = ref->data[i]; |
1564 | pic->linesize[i] = ref->linesize[i]; | |
1565 | } | |
1566 | pic->opaque = ref; | |
1567 | pic->age = INT_MAX; | |
1568 | pic->type = FF_BUFFER_TYPE_USER; | |
867ab7fb | 1569 | pic->reordered_opaque = codec->reordered_opaque; |
393cbb96 MN |
1570 | if(codec->pkt) pic->pkt_pts = codec->pkt->pts; |
1571 | else pic->pkt_pts = AV_NOPTS_VALUE; | |
dd0c789b BB |
1572 | return 0; |
1573 | } | |
1574 | ||
1575 | static void input_release_buffer(AVCodecContext *codec, AVFrame *pic) | |
1576 | { | |
1577 | memset(pic->data, 0, sizeof(pic->data)); | |
7fce481a | 1578 | avfilter_unref_buffer(pic->opaque); |
dd0c789b BB |
1579 | } |
1580 | ||
12bd3c1f JM |
1581 | static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic) |
1582 | { | |
ecc8dada | 1583 | AVFilterBufferRef *ref = pic->opaque; |
12bd3c1f JM |
1584 | |
1585 | if (pic->data[0] == NULL) { | |
1586 | pic->buffer_hints |= FF_BUFFER_HINTS_READABLE; | |
1587 | return codec->get_buffer(codec, pic); | |
1588 | } | |
1589 | ||
cc80caff | 1590 | if ((codec->width != ref->video->w) || (codec->height != ref->video->h) || |
d54e0948 | 1591 | (codec->pix_fmt != ref->format)) { |
12bd3c1f JM |
1592 | av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n"); |
1593 | return -1; | |
1594 | } | |
1595 | ||
1596 | pic->reordered_opaque = codec->reordered_opaque; | |
393cbb96 MN |
1597 | if(codec->pkt) pic->pkt_pts = codec->pkt->pts; |
1598 | else pic->pkt_pts = AV_NOPTS_VALUE; | |
12bd3c1f JM |
1599 | return 0; |
1600 | } | |
1601 | ||
917d2bb3 MN |
1602 | static int input_init(AVFilterContext *ctx, const char *args, void *opaque) |
1603 | { | |
1604 | FilterPriv *priv = ctx->priv; | |
dd0c789b | 1605 | AVCodecContext *codec; |
917d2bb3 MN |
1606 | if(!opaque) return -1; |
1607 | ||
1608 | priv->is = opaque; | |
dd0c789b BB |
1609 | codec = priv->is->video_st->codec; |
1610 | codec->opaque = ctx; | |
1611 | if(codec->codec->capabilities & CODEC_CAP_DR1) { | |
1612 | priv->use_dr1 = 1; | |
1613 | codec->get_buffer = input_get_buffer; | |
1614 | codec->release_buffer = input_release_buffer; | |
12bd3c1f | 1615 | codec->reget_buffer = input_reget_buffer; |
37b00b47 | 1616 | codec->thread_safe_callbacks = 1; |
dd0c789b BB |
1617 | } |
1618 | ||
917d2bb3 MN |
1619 | priv->frame = avcodec_alloc_frame(); |
1620 | ||
1621 | return 0; | |
1622 | } | |
1623 | ||
1624 | static void input_uninit(AVFilterContext *ctx) | |
1625 | { | |
1626 | FilterPriv *priv = ctx->priv; | |
1627 | av_free(priv->frame); | |
1628 | } | |
1629 | ||
1630 | static int input_request_frame(AVFilterLink *link) | |
1631 | { | |
1632 | FilterPriv *priv = link->src->priv; | |
ecc8dada | 1633 | AVFilterBufferRef *picref; |
3966a574 | 1634 | int64_t pts = 0; |
917d2bb3 MN |
1635 | AVPacket pkt; |
1636 | int ret; | |
1637 | ||
1638 | while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt))) | |
1639 | av_free_packet(&pkt); | |
1640 | if (ret < 0) | |
1641 | return -1; | |
1642 | ||
dd0c789b | 1643 | if(priv->use_dr1) { |
7fce481a | 1644 | picref = avfilter_ref_buffer(priv->frame->opaque, ~0); |
dd0c789b | 1645 | } else { |
cf097cbc | 1646 | picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h); |
34017fd9 | 1647 | av_image_copy(picref->data, picref->linesize, |
4afbcf46 SS |
1648 | priv->frame->data, priv->frame->linesize, |
1649 | picref->format, link->w, link->h); | |
dd0c789b | 1650 | } |
917d2bb3 MN |
1651 | av_free_packet(&pkt); |
1652 | ||
1653 | picref->pts = pts; | |
bb409513 | 1654 | picref->pos = pkt.pos; |
cc80caff | 1655 | picref->video->pixel_aspect = priv->is->video_st->codec->sample_aspect_ratio; |
c41c5b02 | 1656 | avfilter_start_frame(link, picref); |
917d2bb3 MN |
1657 | avfilter_draw_slice(link, 0, link->h, 1); |
1658 | avfilter_end_frame(link); | |
917d2bb3 MN |
1659 | |
1660 | return 0; | |
1661 | } | |
1662 | ||
1663 | static int input_query_formats(AVFilterContext *ctx) | |
1664 | { | |
1665 | FilterPriv *priv = ctx->priv; | |
1666 | enum PixelFormat pix_fmts[] = { | |
1667 | priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE | |
1668 | }; | |
1669 | ||
1670 | avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts)); | |
1671 | return 0; | |
1672 | } | |
1673 | ||
1674 | static int input_config_props(AVFilterLink *link) | |
1675 | { | |
1676 | FilterPriv *priv = link->src->priv; | |
1677 | AVCodecContext *c = priv->is->video_st->codec; | |
1678 | ||
1679 | link->w = c->width; | |
1680 | link->h = c->height; | |
387b4ac9 | 1681 | link->time_base = priv->is->video_st->time_base; |
917d2bb3 MN |
1682 | |
1683 | return 0; | |
1684 | } | |
1685 | ||
1686 | static AVFilter input_filter = | |
1687 | { | |
1688 | .name = "ffplay_input", | |
1689 | ||
1690 | .priv_size = sizeof(FilterPriv), | |
1691 | ||
1692 | .init = input_init, | |
1693 | .uninit = input_uninit, | |
1694 | ||
1695 | .query_formats = input_query_formats, | |
1696 | ||
1697 | .inputs = (AVFilterPad[]) {{ .name = NULL }}, | |
1698 | .outputs = (AVFilterPad[]) {{ .name = "default", | |
72415b2a | 1699 | .type = AVMEDIA_TYPE_VIDEO, |
917d2bb3 MN |
1700 | .request_frame = input_request_frame, |
1701 | .config_props = input_config_props, }, | |
1702 | { .name = NULL }}, | |
1703 | }; | |
1704 | ||
75ea596d | 1705 | static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters) |
917d2bb3 | 1706 | { |
3f073fa2 | 1707 | char sws_flags_str[128]; |
75ea596d | 1708 | int ret; |
f7ead94c | 1709 | FFSinkContext ffsink_ctx = { .pix_fmt = PIX_FMT_YUV420P }; |
917d2bb3 | 1710 | AVFilterContext *filt_src = NULL, *filt_out = NULL; |
3f073fa2 SS |
1711 | snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags); |
1712 | graph->scale_sws_opts = av_strdup(sws_flags_str); | |
917d2bb3 | 1713 | |
75ea596d SS |
1714 | if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src", |
1715 | NULL, is, graph)) < 0) | |
037be76e | 1716 | goto the_end; |
75ea596d SS |
1717 | if ((ret = avfilter_graph_create_filter(&filt_out, &ffsink, "out", |
1718 | NULL, &ffsink_ctx, graph)) < 0) | |
037be76e | 1719 | goto the_end; |
917d2bb3 MN |
1720 | |
1721 | if(vfilters) { | |
1722 | AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut)); | |
1723 | AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut)); | |
1724 | ||
1725 | outputs->name = av_strdup("in"); | |
7313132b | 1726 | outputs->filter_ctx = filt_src; |
917d2bb3 MN |
1727 | outputs->pad_idx = 0; |
1728 | outputs->next = NULL; | |
1729 | ||
1730 | inputs->name = av_strdup("out"); | |
7313132b | 1731 | inputs->filter_ctx = filt_out; |
917d2bb3 MN |
1732 | inputs->pad_idx = 0; |
1733 | inputs->next = NULL; | |
1734 | ||
75ea596d | 1735 | if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0) |
917d2bb3 MN |
1736 | goto the_end; |
1737 | av_freep(&vfilters); | |
1738 | } else { | |
75ea596d SS |
1739 | if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0) |
1740 | goto the_end; | |
917d2bb3 | 1741 | } |
917d2bb3 | 1742 | |
75ea596d | 1743 | if ((ret = avfilter_graph_config(graph, NULL)) < 0) |
2a24df93 | 1744 | goto the_end; |
917d2bb3 MN |
1745 | |
1746 | is->out_video_filter = filt_out; | |
75ea596d SS |
1747 | the_end: |
1748 | return ret; | |
1749 | } | |
1750 | ||
1751 | #endif /* CONFIG_AVFILTER */ | |
1752 | ||
1753 | static int video_thread(void *arg) | |
1754 | { | |
1755 | VideoState *is = arg; | |
1756 | AVFrame *frame= avcodec_alloc_frame(); | |
1757 | int64_t pts_int; | |
1758 | double pts; | |
1759 | int ret; | |
1760 | ||
1761 | #if CONFIG_AVFILTER | |
1762 | AVFilterGraph *graph = avfilter_graph_alloc(); | |
1763 | AVFilterContext *filt_out = NULL; | |
1764 | int64_t pos; | |
1765 | ||
1766 | if ((ret = configure_video_filters(graph, is, vfilters)) < 0) | |
1767 | goto the_end; | |
1768 | filt_out = is->out_video_filter; | |
917d2bb3 MN |
1769 | #endif |
1770 | ||
1771 | for(;;) { | |
1772 | #if !CONFIG_AVFILTER | |
1773 | AVPacket pkt; | |
387b4ac9 | 1774 | #else |
ff0652e5 | 1775 | AVFilterBufferRef *picref; |
387b4ac9 | 1776 | AVRational tb; |
917d2bb3 MN |
1777 | #endif |
1778 | while (is->paused && !is->videoq.abort_request) | |
1779 | SDL_Delay(10); | |
1780 | #if CONFIG_AVFILTER | |
ff0652e5 SS |
1781 | ret = get_filtered_video_frame(filt_out, frame, &picref, &tb); |
1782 | if (picref) { | |
1783 | pts_int = picref->pts; | |
1784 | pos = picref->pos; | |
1785 | frame->opaque = picref; | |
1786 | } | |
387b4ac9 SS |
1787 | |
1788 | if (av_cmp_q(tb, is->video_st->time_base)) { | |
13156f40 | 1789 | av_unused int64_t pts1 = pts_int; |
387b4ac9 | 1790 | pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base); |
13156f40 SS |
1791 | av_dlog(NULL, "video_thread(): " |
1792 | "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n", | |
1793 | tb.num, tb.den, pts1, | |
1794 | is->video_st->time_base.num, is->video_st->time_base.den, pts_int); | |
387b4ac9 | 1795 | } |
917d2bb3 MN |
1796 | #else |
1797 | ret = get_video_frame(is, frame, &pts_int, &pkt); | |
1798 | #endif | |
1799 | ||
1800 | if (ret < 0) goto the_end; | |
1801 | ||
1802 | if (!ret) | |
1803 | continue; | |
1804 | ||
3966a574 | 1805 | pts = pts_int*av_q2d(is->video_st->time_base); |
917d2bb3 MN |
1806 | |
1807 | #if CONFIG_AVFILTER | |
bb409513 | 1808 | ret = output_picture2(is, frame, pts, pos); |
917d2bb3 | 1809 | #else |
fca62599 | 1810 | ret = output_picture2(is, frame, pts, pkt.pos); |
917d2bb3 MN |
1811 | av_free_packet(&pkt); |
1812 | #endif | |
1813 | if (ret < 0) | |
1814 | goto the_end; | |
1815 | ||
115329f1 | 1816 | if (step) |
bba04f1e WH |
1817 | if (cur_stream) |
1818 | stream_pause(cur_stream); | |
01310af2 FB |
1819 | } |
1820 | the_end: | |
917d2bb3 | 1821 | #if CONFIG_AVFILTER |
4359288c | 1822 | avfilter_graph_free(&graph); |
917d2bb3 | 1823 | #endif |
c6b1edc9 | 1824 | av_free(frame); |
01310af2 FB |
1825 | return 0; |
1826 | } | |
1827 | ||
72ce053b IC |
1828 | static int subtitle_thread(void *arg) |
1829 | { | |
1830 | VideoState *is = arg; | |
1831 | SubPicture *sp; | |
1832 | AVPacket pkt1, *pkt = &pkt1; | |
1833 | int len1, got_subtitle; | |
1834 | double pts; | |
1835 | int i, j; | |
1836 | int r, g, b, y, u, v, a; | |
1837 | ||
1838 | for(;;) { | |
1839 | while (is->paused && !is->subtitleq.abort_request) { | |
1840 | SDL_Delay(10); | |
1841 | } | |
1842 | if (packet_queue_get(&is->subtitleq, pkt, 1) < 0) | |
1843 | break; | |
115329f1 | 1844 | |
39c6a118 MN |
1845 | if(pkt->data == flush_pkt.data){ |
1846 | avcodec_flush_buffers(is->subtitle_st->codec); | |
1847 | continue; | |
1848 | } | |
72ce053b IC |
1849 | SDL_LockMutex(is->subpq_mutex); |
1850 | while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE && | |
1851 | !is->subtitleq.abort_request) { | |
1852 | SDL_CondWait(is->subpq_cond, is->subpq_mutex); | |
1853 | } | |
1854 | SDL_UnlockMutex(is->subpq_mutex); | |
115329f1 | 1855 | |
72ce053b IC |
1856 | if (is->subtitleq.abort_request) |
1857 | goto the_end; | |
115329f1 | 1858 | |
72ce053b IC |
1859 | sp = &is->subpq[is->subpq_windex]; |
1860 | ||
1861 | /* NOTE: ipts is the PTS of the _first_ picture beginning in | |
1862 | this packet, if any */ | |
1863 | pts = 0; | |
1864 | if (pkt->pts != AV_NOPTS_VALUE) | |
1865 | pts = av_q2d(is->subtitle_st->time_base)*pkt->pts; | |
1866 | ||
bea18375 | 1867 | len1 = avcodec_decode_subtitle2(is->subtitle_st->codec, |
115329f1 | 1868 | &sp->sub, &got_subtitle, |
bea18375 | 1869 | pkt); |
72ce053b IC |
1870 | if (got_subtitle && sp->sub.format == 0) { |
1871 | sp->pts = pts; | |
115329f1 | 1872 | |
72ce053b IC |
1873 | for (i = 0; i < sp->sub.num_rects; i++) |
1874 | { | |
db4fac64 | 1875 | for (j = 0; j < sp->sub.rects[i]->nb_colors; j++) |
72ce053b | 1876 | { |
25b4c651 | 1877 | RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j); |
72ce053b IC |
1878 | y = RGB_TO_Y_CCIR(r, g, b); |
1879 | u = RGB_TO_U_CCIR(r, g, b, 0); | |
1880 | v = RGB_TO_V_CCIR(r, g, b, 0); | |
25b4c651 | 1881 | YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a); |
72ce053b IC |
1882 | } |
1883 | } | |
1884 | ||
1885 | /* now we can update the picture count */ | |
1886 | if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE) | |
1887 | is->subpq_windex = 0; | |
1888 | SDL_LockMutex(is->subpq_mutex); | |
1889 | is->subpq_size++; | |
1890 | SDL_UnlockMutex(is->subpq_mutex); | |
1891 | } | |
1892 | av_free_packet(pkt); | |
72ce053b IC |
1893 | } |
1894 | the_end: | |
1895 | return 0; | |
1896 | } | |
1897 | ||
01310af2 FB |
1898 | /* copy samples for viewing in editor window */ |
1899 | static void update_sample_display(VideoState *is, short *samples, int samples_size) | |
1900 | { | |
1901 | int size, len, channels; | |
1902 | ||
01f4895c | 1903 | channels = is->audio_st->codec->channels; |
01310af2 FB |
1904 | |
1905 | size = samples_size / sizeof(short); | |
1906 | while (size > 0) { | |
1907 | len = SAMPLE_ARRAY_SIZE - is->sample_array_index; | |
1908 | if (len > size) | |
1909 | len = size; | |
1910 | memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short)); | |
1911 | samples += len; | |
1912 | is->sample_array_index += len; | |
1913 | if (is->sample_array_index >= SAMPLE_ARRAY_SIZE) | |
1914 | is->sample_array_index = 0; | |
1915 | size -= len; | |
1916 | } | |
1917 | } | |
1918 | ||
01310af2 FB |
1919 | /* return the new audio buffer size (samples can be added or deleted |
1920 | to get better sync if video or external master clock) */ | |
115329f1 | 1921 | static int synchronize_audio(VideoState *is, short *samples, |
638c9d91 | 1922 | int samples_size1, double pts) |
01310af2 | 1923 | { |
638c9d91 | 1924 | int n, samples_size; |
01310af2 | 1925 | double ref_clock; |
115329f1 | 1926 | |
01f4895c | 1927 | n = 2 * is->audio_st->codec->channels; |
638c9d91 | 1928 | samples_size = samples_size1; |
01310af2 | 1929 | |
01310af2 | 1930 | /* if not master, then we try to remove or add samples to correct the clock */ |
01310af2 | 1931 | if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) || |
638c9d91 FB |
1932 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { |
1933 | double diff, avg_diff; | |
01310af2 | 1934 | int wanted_size, min_size, max_size, nb_samples; |
115329f1 | 1935 | |
638c9d91 FB |
1936 | ref_clock = get_master_clock(is); |
1937 | diff = get_audio_clock(is) - ref_clock; | |
115329f1 | 1938 | |
638c9d91 FB |
1939 | if (diff < AV_NOSYNC_THRESHOLD) { |
1940 | is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum; | |
1941 | if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) { | |
1942 | /* not enough measures to have a correct estimate */ | |
1943 | is->audio_diff_avg_count++; | |
1944 | } else { | |
1945 | /* estimate the A-V difference */ | |
1946 | avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef); | |
1947 | ||
1948 | if (fabs(avg_diff) >= is->audio_diff_threshold) { | |
01f4895c | 1949 | wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n); |
638c9d91 | 1950 | nb_samples = samples_size / n; |
115329f1 | 1951 | |
638c9d91 FB |
1952 | min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; |
1953 | max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; | |
1954 | if (wanted_size < min_size) | |
1955 | wanted_size = min_size; | |
1956 | else if (wanted_size > max_size) | |
1957 | wanted_size = max_size; | |
115329f1 | 1958 | |
638c9d91 FB |
1959 | /* add or remove samples to correction the synchro */ |
1960 | if (wanted_size < samples_size) { | |
1961 | /* remove samples */ | |
1962 | samples_size = wanted_size; | |
1963 | } else if (wanted_size > samples_size) { | |
1964 | uint8_t *samples_end, *q; | |
1965 | int nb; | |
115329f1 | 1966 | |
638c9d91 FB |
1967 | /* add samples */ |
1968 | nb = (samples_size - wanted_size); | |
1969 | samples_end = (uint8_t *)samples + samples_size - n; | |
1970 | q = samples_end + n; | |
1971 | while (nb > 0) { | |
1972 | memcpy(q, samples_end, n); | |
1973 | q += n; | |
1974 | nb -= n; | |
1975 | } | |
1976 | samples_size = wanted_size; | |
1977 | } | |
1978 | } | |
045dd4b9 DB |
1979 | av_dlog(NULL, "diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n", |
1980 | diff, avg_diff, samples_size - samples_size1, | |
1981 | is->audio_clock, is->video_clock, is->audio_diff_threshold); | |
01310af2 | 1982 | } |
638c9d91 FB |
1983 | } else { |
1984 | /* too big difference : may be initial PTS errors, so | |
1985 | reset A-V filter */ | |
1986 | is->audio_diff_avg_count = 0; | |
1987 | is->audio_diff_cum = 0; | |
01310af2 FB |
1988 | } |
1989 | } | |
1990 | ||
01310af2 FB |
1991 | return samples_size; |
1992 | } | |
1993 | ||
1994 | /* decode one audio frame and returns its uncompressed size */ | |
5a4476e2 | 1995 | static int audio_decode_frame(VideoState *is, double *pts_ptr) |
01310af2 | 1996 | { |
bea18375 | 1997 | AVPacket *pkt_temp = &is->audio_pkt_temp; |
01310af2 | 1998 | AVPacket *pkt = &is->audio_pkt; |
abdff646 | 1999 | AVCodecContext *dec= is->audio_st->codec; |
72ea344b | 2000 | int n, len1, data_size; |
01310af2 FB |
2001 | double pts; |
2002 | ||
2003 | for(;;) { | |
72ea344b | 2004 | /* NOTE: the audio packet can contain several frames */ |
bea18375 | 2005 | while (pkt_temp->size > 0) { |
5a4476e2 | 2006 | data_size = sizeof(is->audio_buf1); |
bea18375 | 2007 | len1 = avcodec_decode_audio3(dec, |
5a4476e2 | 2008 | (int16_t *)is->audio_buf1, &data_size, |
bea18375 | 2009 | pkt_temp); |
72ea344b FB |
2010 | if (len1 < 0) { |
2011 | /* if error, we skip the frame */ | |
bea18375 | 2012 | pkt_temp->size = 0; |
01310af2 | 2013 | break; |
72ea344b | 2014 | } |
115329f1 | 2015 | |
bea18375 TB |
2016 | pkt_temp->data += len1; |
2017 | pkt_temp->size -= len1; | |
72ea344b FB |
2018 | if (data_size <= 0) |
2019 | continue; | |
5a4476e2 PR |
2020 | |
2021 | if (dec->sample_fmt != is->audio_src_fmt) { | |
2022 | if (is->reformat_ctx) | |
2023 | av_audio_convert_free(is->reformat_ctx); | |
5d6e4c16 | 2024 | is->reformat_ctx= av_audio_convert_alloc(AV_SAMPLE_FMT_S16, 1, |
5a4476e2 PR |
2025 | dec->sample_fmt, 1, NULL, 0); |
2026 | if (!is->reformat_ctx) { | |
2027 | fprintf(stderr, "Cannot convert %s sample format to %s sample format\n", | |
ba7d6e79 | 2028 | av_get_sample_fmt_name(dec->sample_fmt), |
5d6e4c16 | 2029 | av_get_sample_fmt_name(AV_SAMPLE_FMT_S16)); |
5a4476e2 PR |
2030 | break; |
2031 | } | |
2032 | is->audio_src_fmt= dec->sample_fmt; | |
2033 | } | |
2034 | ||
2035 | if (is->reformat_ctx) { | |
2036 | const void *ibuf[6]= {is->audio_buf1}; | |
2037 | void *obuf[6]= {is->audio_buf2}; | |
ba7d6e79 | 2038 | int istride[6]= {av_get_bits_per_sample_fmt(dec->sample_fmt)/8}; |
5a4476e2 PR |
2039 | int ostride[6]= {2}; |
2040 | int len= data_size/istride[0]; | |
2041 | if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { | |
2042 | printf("av_audio_convert() failed\n"); | |
2043 | break; | |
2044 | } | |
2045 | is->audio_buf= is->audio_buf2; | |
2046 | /* FIXME: existing code assume that data_size equals framesize*channels*2 | |
2047 | remove this legacy cruft */ | |
2048 | data_size= len*2; | |
2049 | }else{ | |
2050 | is->audio_buf= is->audio_buf1; | |
2051 | } | |
2052 | ||
72ea344b FB |
2053 | /* if no pts, then compute it */ |
2054 | pts = is->audio_clock; | |
2055 | *pts_ptr = pts; | |
abdff646 | 2056 | n = 2 * dec->channels; |
115329f1 | 2057 | is->audio_clock += (double)data_size / |
abdff646 | 2058 | (double)(n * dec->sample_rate); |
638c9d91 | 2059 | #if defined(DEBUG_SYNC) |
72ea344b FB |
2060 | { |
2061 | static double last_clock; | |
2062 | printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n", | |
2063 | is->audio_clock - last_clock, | |
2064 | is->audio_clock, pts); | |
2065 | last_clock = is->audio_clock; | |
01310af2 | 2066 | } |
72ea344b FB |
2067 | #endif |
2068 | return data_size; | |
01310af2 FB |
2069 | } |
2070 | ||
72ea344b FB |
2071 | /* free the current packet */ |
2072 | if (pkt->data) | |
01310af2 | 2073 | av_free_packet(pkt); |
115329f1 | 2074 | |
72ea344b FB |
2075 | if (is->paused || is->audioq.abort_request) { |
2076 | return -1; | |
2077 | } | |
115329f1 | 2078 | |
01310af2 FB |
2079 | /* read next packet */ |
2080 | if (packet_queue_get(&is->audioq, pkt, 1) < 0) | |
2081 | return -1; | |
39c6a118 | 2082 | if(pkt->data == flush_pkt.data){ |
abdff646 | 2083 | avcodec_flush_buffers(dec); |
39c6a118 MN |
2084 | continue; |
2085 | } | |
2086 | ||
bea18375 TB |
2087 | pkt_temp->data = pkt->data; |
2088 | pkt_temp->size = pkt->size; | |
115329f1 | 2089 | |
72ea344b FB |
2090 | /* if update the audio clock with the pts */ |
2091 | if (pkt->pts != AV_NOPTS_VALUE) { | |
c0df9d75 | 2092 | is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts; |
72ea344b | 2093 | } |
01310af2 FB |
2094 | } |
2095 | } | |
2096 | ||
01310af2 | 2097 | /* prepare a new audio buffer */ |
358061f6 | 2098 | static void sdl_audio_callback(void *opaque, Uint8 *stream, int len) |
01310af2 FB |
2099 | { |
2100 | VideoState *is = opaque; | |
2101 | int audio_size, len1; | |
2102 | double pts; | |
2103 | ||
2104 | audio_callback_time = av_gettime(); | |
115329f1 | 2105 | |
01310af2 FB |
2106 | while (len > 0) { |
2107 | if (is->audio_buf_index >= is->audio_buf_size) { | |
5a4476e2 | 2108 | audio_size = audio_decode_frame(is, &pts); |
01310af2 FB |
2109 | if (audio_size < 0) { |
2110 | /* if error, just output silence */ | |
1a1078fa | 2111 | is->audio_buf = is->audio_buf1; |
01310af2 FB |
2112 | is->audio_buf_size = 1024; |
2113 | memset(is->audio_buf, 0, is->audio_buf_size); | |
2114 | } else { | |
2115 | if (is->show_audio) | |
2116 | update_sample_display(is, (int16_t *)is->audio_buf, audio_size); | |
115329f1 | 2117 | audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size, |
01310af2 FB |
2118 | pts); |
2119 | is->audio_buf_size = audio_size; | |
2120 | } | |
2121 | is->audio_buf_index = 0; | |
2122 | } | |
2123 | len1 = is->audio_buf_size - is->audio_buf_index; | |
2124 | if (len1 > len) | |
2125 | len1 = len; | |
2126 | memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1); | |
2127 | len -= len1; | |
2128 | stream += len1; | |
2129 | is->audio_buf_index += len1; | |
2130 | } | |
2131 | } | |
2132 | ||
01310af2 FB |
2133 | /* open a given stream. Return 0 if OK */ |
2134 | static int stream_component_open(VideoState *is, int stream_index) | |
2135 | { | |
2136 | AVFormatContext *ic = is->ic; | |
fe74099a | 2137 | AVCodecContext *avctx; |
01310af2 FB |
2138 | AVCodec *codec; |
2139 | SDL_AudioSpec wanted_spec, spec; | |
2140 | ||
2141 | if (stream_index < 0 || stream_index >= ic->nb_streams) | |
2142 | return -1; | |
fe74099a | 2143 | avctx = ic->streams[stream_index]->codec; |
115329f1 | 2144 | |
01310af2 | 2145 | /* prepare audio output */ |
72415b2a | 2146 | if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) { |
fe74099a SS |
2147 | if (avctx->channels > 0) { |
2148 | avctx->request_channels = FFMIN(2, avctx->channels); | |
94eadc8b | 2149 | } else { |
fe74099a | 2150 | avctx->request_channels = 2; |
638c9d91 | 2151 | } |
01310af2 FB |
2152 | } |
2153 | ||
fe74099a SS |
2154 | codec = avcodec_find_decoder(avctx->codec_id); |
2155 | avctx->debug_mv = debug_mv; | |
2156 | avctx->debug = debug; | |
2157 | avctx->workaround_bugs = workaround_bugs; | |
2158 | avctx->lowres = lowres; | |
2159 | if(lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE; | |
2160 | avctx->idct_algo= idct; | |
2161 | if(fast) avctx->flags2 |= CODEC_FLAG2_FAST; | |
2162 | avctx->skip_frame= skip_frame; | |
2163 | avctx->skip_idct= skip_idct; | |
2164 | avctx->skip_loop_filter= skip_loop_filter; | |
2165 | avctx->error_recognition= error_recognition; | |
2166 | avctx->error_concealment= error_concealment; | |
c0b102ca | 2167 | avctx->thread_count= thread_count; |
fe74099a | 2168 | |
0093ebc2 | 2169 | set_context_opts(avctx, avcodec_opts[avctx->codec_type], 0, codec); |
e43d7a18 | 2170 | |
01310af2 | 2171 | if (!codec || |
fe74099a | 2172 | avcodec_open(avctx, codec) < 0) |
01310af2 | 2173 | return -1; |
51b73087 JR |
2174 | |
2175 | /* prepare audio output */ | |
72415b2a | 2176 | if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) { |
fe74099a | 2177 | wanted_spec.freq = avctx->sample_rate; |
51b73087 | 2178 | wanted_spec.format = AUDIO_S16SYS; |
fe74099a | 2179 | wanted_spec.channels = avctx->channels; |
51b73087 JR |
2180 | wanted_spec.silence = 0; |
2181 | wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE; | |
2182 | wanted_spec.callback = sdl_audio_callback; | |
2183 | wanted_spec.userdata = is; | |
2184 | if (SDL_OpenAudio(&wanted_spec, &spec) < 0) { | |
2185 | fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError()); | |
2186 | return -1; | |
2187 | } | |
2188 | is->audio_hw_buf_size = spec.size; | |
5d6e4c16 | 2189 | is->audio_src_fmt= AV_SAMPLE_FMT_S16; |
51b73087 JR |
2190 | } |
2191 | ||
3f3fe38d | 2192 | ic->streams[stream_index]->discard = AVDISCARD_DEFAULT; |
fe74099a | 2193 | switch(avctx->codec_type) { |
72415b2a | 2194 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2195 | is->audio_stream = stream_index; |
2196 | is->audio_st = ic->streams[stream_index]; | |
2197 | is->audio_buf_size = 0; | |
2198 | is->audio_buf_index = 0; | |
638c9d91 FB |
2199 | |
2200 | /* init averaging filter */ | |
2201 | is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB); | |
2202 | is->audio_diff_avg_count = 0; | |
2203 | /* since we do not have a precise anough audio fifo fullness, | |
2204 | we correct audio sync only if larger than this threshold */ | |
fe74099a | 2205 | is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate; |
638c9d91 | 2206 | |
01310af2 FB |
2207 | memset(&is->audio_pkt, 0, sizeof(is->audio_pkt)); |
2208 | packet_queue_init(&is->audioq); | |
bb270c08 | 2209 | SDL_PauseAudio(0); |
01310af2 | 2210 | break; |
72415b2a | 2211 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2212 | is->video_stream = stream_index; |
2213 | is->video_st = ic->streams[stream_index]; | |
2214 | ||
2215 | packet_queue_init(&is->videoq); | |
2216 | is->video_tid = SDL_CreateThread(video_thread, is); | |
2217 | break; | |
72415b2a | 2218 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b IC |
2219 | is->subtitle_stream = stream_index; |
2220 | is->subtitle_st = ic->streams[stream_index]; | |
2221 | packet_queue_init(&is->subtitleq); | |
115329f1 | 2222 | |
72ce053b IC |
2223 | is->subtitle_tid = SDL_CreateThread(subtitle_thread, is); |
2224 | break; | |
01310af2 FB |
2225 | default: |
2226 | break; | |
2227 | } | |
2228 | return 0; | |
2229 | } | |
2230 | ||
2231 | static void stream_component_close(VideoState *is, int stream_index) | |
2232 | { | |
2233 | AVFormatContext *ic = is->ic; | |
fe74099a | 2234 | AVCodecContext *avctx; |
115329f1 | 2235 | |
72ce053b IC |
2236 | if (stream_index < 0 || stream_index >= ic->nb_streams) |
2237 | return; | |
fe74099a | 2238 | avctx = ic->streams[stream_index]->codec; |
01310af2 | 2239 | |
fe74099a | 2240 | switch(avctx->codec_type) { |
72415b2a | 2241 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2242 | packet_queue_abort(&is->audioq); |
2243 | ||
2244 | SDL_CloseAudio(); | |
2245 | ||
2246 | packet_queue_end(&is->audioq); | |
5a4476e2 PR |
2247 | if (is->reformat_ctx) |
2248 | av_audio_convert_free(is->reformat_ctx); | |
bc77fce6 | 2249 | is->reformat_ctx = NULL; |
01310af2 | 2250 | break; |
72415b2a | 2251 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2252 | packet_queue_abort(&is->videoq); |
2253 | ||
2254 | /* note: we also signal this mutex to make sure we deblock the | |
2255 | video thread in all cases */ | |
2256 | SDL_LockMutex(is->pictq_mutex); | |
2257 | SDL_CondSignal(is->pictq_cond); | |
2258 | SDL_UnlockMutex(is->pictq_mutex); | |
2259 | ||
2260 | SDL_WaitThread(is->video_tid, NULL); | |
2261 | ||
2262 | packet_queue_end(&is->videoq); | |
2263 | break; | |
72415b2a | 2264 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b | 2265 | packet_queue_abort(&is->subtitleq); |
115329f1 | 2266 | |
72ce053b IC |
2267 | /* note: we also signal this mutex to make sure we deblock the |
2268 | video thread in all cases */ | |
2269 | SDL_LockMutex(is->subpq_mutex); | |
2270 | is->subtitle_stream_changed = 1; | |
115329f1 | 2271 | |
72ce053b IC |
2272 | SDL_CondSignal(is->subpq_cond); |
2273 | SDL_UnlockMutex(is->subpq_mutex); | |
2274 | ||
2275 | SDL_WaitThread(is->subtitle_tid, NULL); | |
2276 | ||
2277 | packet_queue_end(&is->subtitleq); | |
2278 | break; | |
01310af2 FB |
2279 | default: |
2280 | break; | |
2281 | } | |
2282 | ||
3f3fe38d | 2283 | ic->streams[stream_index]->discard = AVDISCARD_ALL; |
fe74099a SS |
2284 | avcodec_close(avctx); |
2285 | switch(avctx->codec_type) { | |
72415b2a | 2286 | case AVMEDIA_TYPE_AUDIO: |
01310af2 FB |
2287 | is->audio_st = NULL; |
2288 | is->audio_stream = -1; | |
2289 | break; | |
72415b2a | 2290 | case AVMEDIA_TYPE_VIDEO: |
01310af2 FB |
2291 | is->video_st = NULL; |
2292 | is->video_stream = -1; | |
2293 | break; | |
72415b2a | 2294 | case AVMEDIA_TYPE_SUBTITLE: |
72ce053b IC |
2295 | is->subtitle_st = NULL; |
2296 | is->subtitle_stream = -1; | |
2297 | break; | |
01310af2 FB |
2298 | default: |
2299 | break; | |
2300 | } | |
2301 | } | |
2302 | ||
416e3508 FB |
2303 | /* since we have only one decoding thread, we can use a global |
2304 | variable instead of a thread local variable */ | |
2305 | static VideoState *global_video_state; | |
2306 | ||
2307 | static int decode_interrupt_cb(void) | |
2308 | { | |
2309 | return (global_video_state && global_video_state->abort_request); | |
2310 | } | |
01310af2 FB |
2311 | |
2312 | /* this thread gets the stream from the disk or the network */ | |
2313 | static int decode_thread(void *arg) | |
2314 | { | |
2315 | VideoState *is = arg; | |
2316 | AVFormatContext *ic; | |
6625a3de | 2317 | int err, i, ret; |
72415b2a | 2318 | int st_index[AVMEDIA_TYPE_NB]; |
01310af2 | 2319 | AVPacket pkt1, *pkt = &pkt1; |
61890b02 | 2320 | AVFormatParameters params, *ap = ¶ms; |
75bb7b0a | 2321 | int eof=0; |
d834d63b | 2322 | int pkt_in_play_range = 0; |
01310af2 | 2323 | |
6299a229 MN |
2324 | ic = avformat_alloc_context(); |
2325 | ||
6625a3de | 2326 | memset(st_index, -1, sizeof(st_index)); |
01310af2 FB |
2327 | is->video_stream = -1; |
2328 | is->audio_stream = -1; | |
72ce053b | 2329 | is->subtitle_stream = -1; |
01310af2 | 2330 | |
416e3508 | 2331 | global_video_state = is; |
80c6e238 | 2332 | avio_set_interrupt_cb(decode_interrupt_cb); |
416e3508 | 2333 | |
61890b02 | 2334 | memset(ap, 0, sizeof(*ap)); |
115329f1 | 2335 | |
6299a229 | 2336 | ap->prealloced_context = 1; |
e4b89522 LW |
2337 | ap->width = frame_width; |
2338 | ap->height= frame_height; | |
7e042912 | 2339 | ap->time_base= (AVRational){1, 25}; |
e4b89522 | 2340 | ap->pix_fmt = frame_pix_fmt; |
7e042912 | 2341 | |
0093ebc2 | 2342 | set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL); |
6299a229 | 2343 | |
61890b02 | 2344 | err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap); |
638c9d91 FB |
2345 | if (err < 0) { |
2346 | print_error(is->filename, err); | |
2347 | ret = -1; | |
2348 | goto fail; | |
2349 | } | |
01310af2 | 2350 | is->ic = ic; |
30bc6613 MN |
2351 | |
2352 | if(genpts) | |
2353 | ic->flags |= AVFMT_FLAG_GENPTS; | |
2354 | ||
bc778a0c JR |
2355 | /* Set AVCodecContext options so they will be seen by av_find_stream_info() */ |
2356 | for (i = 0; i < ic->nb_streams; i++) { | |
2357 | AVCodecContext *dec = ic->streams[i]->codec; | |
2358 | switch (dec->codec_type) { | |
2359 | case AVMEDIA_TYPE_AUDIO: | |
2360 | set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], | |
2361 | AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, | |
2362 | NULL); | |
2363 | break; | |
2364 | case AVMEDIA_TYPE_VIDEO: | |
2365 | set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], | |
2366 | AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, | |
2367 | NULL); | |
2368 | break; | |
2369 | } | |
2370 | } | |
2371 | ||
24c07998 LA |
2372 | err = av_find_stream_info(ic); |
2373 | if (err < 0) { | |
2374 | fprintf(stderr, "%s: could not find codec parameters\n", is->filename); | |
2375 | ret = -1; | |
2376 | goto fail; | |
2377 | } | |
899681cd BA |
2378 | if(ic->pb) |
2379 | ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end | |
72ea344b | 2380 | |
70a4764d MN |
2381 | if(seek_by_bytes<0) |
2382 | seek_by_bytes= !!(ic->iformat->flags & AVFMT_TS_DISCONT); | |
2383 | ||
72ea344b FB |
2384 | /* if seeking requested, we execute it */ |
2385 | if (start_time != AV_NOPTS_VALUE) { | |
2386 | int64_t timestamp; | |
2387 | ||
2388 | timestamp = start_time; | |
2389 | /* add the stream start time */ | |
2390 | if (ic->start_time != AV_NOPTS_VALUE) | |
2391 | timestamp += ic->start_time; | |
4ed29207 | 2392 | ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0); |
72ea344b | 2393 | if (ret < 0) { |
115329f1 | 2394 | fprintf(stderr, "%s: could not seek to position %0.3f\n", |
72ea344b FB |
2395 | is->filename, (double)timestamp / AV_TIME_BASE); |
2396 | } | |
2397 | } | |
72ea344b | 2398 | |
406f0f1b | 2399 | for (i = 0; i < ic->nb_streams; i++) |
3f3fe38d | 2400 | ic->streams[i]->discard = AVDISCARD_ALL; |
be732b70 | 2401 | if (!video_disable) |
406f0f1b NG |
2402 | st_index[AVMEDIA_TYPE_VIDEO] = |
2403 | av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO, | |
2404 | wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0); | |
be732b70 | 2405 | if (!audio_disable) |
406f0f1b NG |
2406 | st_index[AVMEDIA_TYPE_AUDIO] = |
2407 | av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO, | |
2408 | wanted_stream[AVMEDIA_TYPE_AUDIO], | |
2409 | st_index[AVMEDIA_TYPE_VIDEO], | |
2410 | NULL, 0); | |
be732b70 | 2411 | if (!video_disable) |
406f0f1b NG |
2412 | st_index[AVMEDIA_TYPE_SUBTITLE] = |
2413 | av_find_best_stream(ic, AVMEDIA_TYPE_SUBTITLE, | |
2414 | wanted_stream[AVMEDIA_TYPE_SUBTITLE], | |
2415 | (st_index[AVMEDIA_TYPE_AUDIO] >= 0 ? | |
2416 | st_index[AVMEDIA_TYPE_AUDIO] : | |
2417 | st_index[AVMEDIA_TYPE_VIDEO]), | |
2418 | NULL, 0); | |
01310af2 | 2419 | if (show_status) { |
610219a5 | 2420 | av_dump_format(ic, 0, is->filename, 0); |
01310af2 FB |
2421 | } |
2422 | ||
2423 | /* open the streams */ | |
72415b2a SS |
2424 | if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) { |
2425 | stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]); | |
01310af2 FB |
2426 | } |
2427 | ||
077a8d61 | 2428 | ret=-1; |
72415b2a SS |
2429 | if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) { |
2430 | ret= stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]); | |
077a8d61 | 2431 | } |
d38c9e7a | 2432 | is->refresh_tid = SDL_CreateThread(refresh_thread, is); |
077a8d61 | 2433 | if(ret<0) { |
01310af2 | 2434 | if (!display_disable) |
bf8ae197 | 2435 | is->show_audio = 2; |
01310af2 FB |
2436 | } |
2437 | ||
72415b2a SS |
2438 | if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) { |
2439 | stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]); | |
16a59a7b BA |
2440 | } |
2441 | ||
01310af2 | 2442 | if (is->video_stream < 0 && is->audio_stream < 0) { |
638c9d91 FB |
2443 | fprintf(stderr, "%s: could not open codecs\n", is->filename); |
2444 | ret = -1; | |
01310af2 FB |
2445 | goto fail; |
2446 | } | |
2447 | ||
2448 | for(;;) { | |
2449 | if (is->abort_request) | |
2450 | break; | |
416e3508 FB |
2451 | if (is->paused != is->last_paused) { |
2452 | is->last_paused = is->paused; | |
72ea344b | 2453 | if (is->paused) |
f5668147 | 2454 | is->read_pause_return= av_read_pause(ic); |
72ea344b FB |
2455 | else |
2456 | av_read_play(ic); | |
416e3508 | 2457 | } |
2f642393 AJ |
2458 | #if CONFIG_RTSP_DEMUXER |
2459 | if (is->paused && !strcmp(ic->iformat->name, "rtsp")) { | |
416e3508 FB |
2460 | /* wait 10 ms to avoid trying to get another packet */ |
2461 | /* XXX: horrible */ | |
2462 | SDL_Delay(10); | |
2463 | continue; | |
2464 | } | |
400738b1 | 2465 | #endif |
72ea344b | 2466 | if (is->seek_req) { |
8e606cc8 | 2467 | int64_t seek_target= is->seek_pos; |
4ed29207 MN |
2468 | int64_t seek_min= is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN; |
2469 | int64_t seek_max= is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX; | |
2470 | //FIXME the +-2 is due to rounding being not done in the correct direction in generation | |
2471 | // of the seek_pos/seek_rel variables | |
8e606cc8 | 2472 | |
4ed29207 | 2473 | ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags); |
72ea344b FB |
2474 | if (ret < 0) { |
2475 | fprintf(stderr, "%s: error while seeking\n", is->ic->filename); | |
e6c0297f MN |
2476 | }else{ |
2477 | if (is->audio_stream >= 0) { | |
2478 | packet_queue_flush(&is->audioq); | |
39c6a118 | 2479 | packet_queue_put(&is->audioq, &flush_pkt); |
e6c0297f | 2480 | } |
72ce053b IC |
2481 | if (is->subtitle_stream >= 0) { |
2482 | packet_queue_flush(&is->subtitleq); | |
39c6a118 | 2483 | packet_queue_put(&is->subtitleq, &flush_pkt); |
72ce053b | 2484 | } |
e6c0297f MN |
2485 | if (is->video_stream >= 0) { |
2486 | packet_queue_flush(&is->videoq); | |
39c6a118 | 2487 | packet_queue_put(&is->videoq, &flush_pkt); |
e6c0297f | 2488 | } |
72ea344b FB |
2489 | } |
2490 | is->seek_req = 0; | |
e45aeb38 | 2491 | eof= 0; |
72ea344b | 2492 | } |
416e3508 | 2493 | |
01310af2 | 2494 | /* if the queue are full, no need to read more */ |
79ee4683 MN |
2495 | if ( is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE |
2496 | || ( (is->audioq .size > MIN_AUDIOQ_SIZE || is->audio_stream<0) | |
2497 | && (is->videoq .nb_packets > MIN_FRAMES || is->video_stream<0) | |
2498 | && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream<0))) { | |
01310af2 FB |
2499 | /* wait 10 ms */ |
2500 | SDL_Delay(10); | |
2501 | continue; | |
2502 | } | |
27d97fde | 2503 | if(eof) { |
9dc41767 | 2504 | if(is->video_stream >= 0){ |
26534fe8 MN |
2505 | av_init_packet(pkt); |
2506 | pkt->data=NULL; | |
2507 | pkt->size=0; | |
2508 | pkt->stream_index= is->video_stream; | |
2509 | packet_queue_put(&is->videoq, pkt); | |
9dc41767 | 2510 | } |
b4083171 | 2511 | SDL_Delay(10); |
1922c0a7 RK |
2512 | if(is->audioq.size + is->videoq.size + is->subtitleq.size ==0){ |
2513 | if(loop!=1 && (!loop || --loop)){ | |
2514 | stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0); | |
2515 | }else if(autoexit){ | |
2516 | ret=AVERROR_EOF; | |
2517 | goto fail; | |
2518 | } | |
2d1653b0 | 2519 | } |
600a331c MN |
2520 | continue; |
2521 | } | |
72ea344b | 2522 | ret = av_read_frame(ic, pkt); |
01310af2 | 2523 | if (ret < 0) { |
648c7962 | 2524 | if (ret == AVERROR_EOF || (ic->pb && ic->pb->eof_reached)) |
75bb7b0a | 2525 | eof=1; |
648c7962 | 2526 | if (ic->pb && ic->pb->error) |
bb270c08 | 2527 | break; |
75bb7b0a MN |
2528 | SDL_Delay(100); /* wait for user event */ |
2529 | continue; | |
01310af2 | 2530 | } |
d834d63b RK |
2531 | /* check if packet is in play range specified by user, then queue, otherwise discard */ |
2532 | pkt_in_play_range = duration == AV_NOPTS_VALUE || | |
2533 | (pkt->pts - ic->streams[pkt->stream_index]->start_time) * | |
2534 | av_q2d(ic->streams[pkt->stream_index]->time_base) - | |
2535 | (double)(start_time != AV_NOPTS_VALUE ? start_time : 0)/1000000 | |
2536 | <= ((double)duration/1000000); | |
2537 | if (pkt->stream_index == is->audio_stream && pkt_in_play_range) { | |
01310af2 | 2538 | packet_queue_put(&is->audioq, pkt); |
d834d63b | 2539 | } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) { |
01310af2 | 2540 | packet_queue_put(&is->videoq, pkt); |
d834d63b | 2541 | } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) { |
72ce053b | 2542 | packet_queue_put(&is->subtitleq, pkt); |
01310af2 FB |
2543 | } else { |
2544 | av_free_packet(pkt); | |
2545 | } | |
2546 | } | |
2547 | /* wait until the end */ | |
2548 | while (!is->abort_request) { | |
2549 | SDL_Delay(100); | |
2550 | } | |
2551 | ||
638c9d91 | 2552 | ret = 0; |
01310af2 | 2553 | fail: |
416e3508 FB |
2554 | /* disable interrupting */ |
2555 | global_video_state = NULL; | |
2556 | ||
01310af2 FB |
2557 | /* close each stream */ |
2558 | if (is->audio_stream >= 0) | |
2559 | stream_component_close(is, is->audio_stream); | |
2560 | if (is->video_stream >= 0) | |
2561 | stream_component_close(is, is->video_stream); | |
72ce053b IC |
2562 | if (is->subtitle_stream >= 0) |
2563 | stream_component_close(is, is->subtitle_stream); | |
638c9d91 FB |
2564 | if (is->ic) { |
2565 | av_close_input_file(is->ic); | |
2566 | is->ic = NULL; /* safety */ | |
2567 | } | |
80c6e238 | 2568 | avio_set_interrupt_cb(NULL); |
416e3508 | 2569 | |
638c9d91 FB |
2570 | if (ret != 0) { |
2571 | SDL_Event event; | |
115329f1 | 2572 | |
638c9d91 FB |
2573 | event.type = FF_QUIT_EVENT; |
2574 | event.user.data1 = is; | |
2575 | SDL_PushEvent(&event); | |
2576 | } | |
01310af2 FB |
2577 | return 0; |
2578 | } | |
2579 | ||
638c9d91 | 2580 | static VideoState *stream_open(const char *filename, AVInputFormat *iformat) |
01310af2 FB |
2581 | { |
2582 | VideoState *is; | |
2583 | ||
2584 | is = av_mallocz(sizeof(VideoState)); | |
2585 | if (!is) | |
2586 | return NULL; | |
f7d78f36 | 2587 | av_strlcpy(is->filename, filename, sizeof(is->filename)); |
638c9d91 | 2588 | is->iformat = iformat; |
01310af2 FB |
2589 | is->ytop = 0; |
2590 | is->xleft = 0; | |
2591 | ||
2592 | /* start video display */ | |
2593 | is->pictq_mutex = SDL_CreateMutex(); | |
2594 | is->pictq_cond = SDL_CreateCond(); | |
115329f1 | 2595 | |
72ce053b IC |
2596 | is->subpq_mutex = SDL_CreateMutex(); |
2597 | is->subpq_cond = SDL_CreateCond(); | |
115329f1 | 2598 | |
638c9d91 | 2599 | is->av_sync_type = av_sync_type; |
01310af2 FB |
2600 | is->parse_tid = SDL_CreateThread(decode_thread, is); |
2601 | if (!is->parse_tid) { | |
2602 | av_free(is); | |
2603 | return NULL; | |
2604 | } | |
2605 | return is; | |
2606 | } | |
2607 | ||
7b49ce2e | 2608 | static void stream_cycle_channel(VideoState *is, int codec_type) |
638c9d91 FB |
2609 | { |
2610 | AVFormatContext *ic = is->ic; | |
2611 | int start_index, stream_index; | |
2612 | AVStream *st; | |
2613 | ||
72415b2a | 2614 | if (codec_type == AVMEDIA_TYPE_VIDEO) |
638c9d91 | 2615 | start_index = is->video_stream; |
72415b2a | 2616 | else if (codec_type == AVMEDIA_TYPE_AUDIO) |
638c9d91 | 2617 | start_index = is->audio_stream; |
72ce053b IC |
2618 | else |
2619 | start_index = is->subtitle_stream; | |
72415b2a | 2620 | if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0)) |
638c9d91 FB |
2621 | return; |
2622 | stream_index = start_index; | |
2623 | for(;;) { | |
2624 | if (++stream_index >= is->ic->nb_streams) | |
72ce053b | 2625 | { |
72415b2a | 2626 | if (codec_type == AVMEDIA_TYPE_SUBTITLE) |
72ce053b IC |
2627 | { |
2628 | stream_index = -1; | |
2629 | goto the_end; | |
2630 | } else | |
2631 | stream_index = 0; | |
2632 | } | |
638c9d91 FB |
2633 | if (stream_index == start_index) |
2634 | return; | |
2635 | st = ic->streams[stream_index]; | |
01f4895c | 2636 | if (st->codec->codec_type == codec_type) { |
638c9d91 FB |
2637 | /* check that parameters are OK */ |
2638 | switch(codec_type) { | |
72415b2a | 2639 | case AVMEDIA_TYPE_AUDIO: |
01f4895c MN |
2640 | if (st->codec->sample_rate != 0 && |
2641 | st->codec->channels != 0) | |
638c9d91 FB |
2642 | goto the_end; |
2643 | break; | |
72415b2a SS |
2644 | case AVMEDIA_TYPE_VIDEO: |
2645 | case AVMEDIA_TYPE_SUBTITLE: | |
638c9d91 FB |
2646 | goto the_end; |
2647 | default: | |
2648 | break; | |
2649 | } | |
2650 | } | |
2651 | } | |
2652 | the_end: | |
2653 | stream_component_close(is, start_index); | |
2654 | stream_component_open(is, stream_index); | |
2655 | } | |
2656 | ||
2657 | ||
7b49ce2e | 2658 | static void toggle_full_screen(void) |
01310af2 | 2659 | { |
01310af2 | 2660 | is_full_screen = !is_full_screen; |
fb84155b | 2661 | video_open(cur_stream); |
01310af2 FB |
2662 | } |
2663 | ||
7b49ce2e | 2664 | static void toggle_pause(void) |
01310af2 FB |
2665 | { |
2666 | if (cur_stream) | |
2667 | stream_pause(cur_stream); | |
bba04f1e WH |
2668 | step = 0; |
2669 | } | |
2670 | ||
7b49ce2e | 2671 | static void step_to_next_frame(void) |
bba04f1e WH |
2672 | { |
2673 | if (cur_stream) { | |
19cc524a | 2674 | /* if the stream is paused unpause it, then step */ |
bba04f1e | 2675 | if (cur_stream->paused) |
19cc524a | 2676 | stream_pause(cur_stream); |
bba04f1e WH |
2677 | } |
2678 | step = 1; | |
01310af2 FB |
2679 | } |
2680 | ||
7b49ce2e | 2681 | static void toggle_audio_display(void) |
01310af2 FB |
2682 | { |
2683 | if (cur_stream) { | |
f5968788 | 2684 | int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
12eeda34 | 2685 | cur_stream->show_audio = (cur_stream->show_audio + 1) % 3; |
f5968788 MN |
2686 | fill_rectangle(screen, |
2687 | cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height, | |
2688 | bgcolor); | |
2689 | SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height); | |
01310af2 FB |
2690 | } |
2691 | } | |
2692 | ||
2693 | /* handle an event sent by the GUI */ | |
7b49ce2e | 2694 | static void event_loop(void) |
01310af2 FB |
2695 | { |
2696 | SDL_Event event; | |
a11d11aa | 2697 | double incr, pos, frac; |
01310af2 FB |
2698 | |
2699 | for(;;) { | |
d52ec002 | 2700 | double x; |
01310af2 FB |
2701 | SDL_WaitEvent(&event); |
2702 | switch(event.type) { | |
2703 | case SDL_KEYDOWN: | |
066ce8c9 AS |
2704 | if (exit_on_keydown) { |
2705 | do_exit(); | |
2706 | break; | |
2707 | } | |
01310af2 FB |
2708 | switch(event.key.keysym.sym) { |
2709 | case SDLK_ESCAPE: | |
2710 | case SDLK_q: | |
2711 | do_exit(); | |
2712 | break; | |
2713 | case SDLK_f: | |
2714 | toggle_full_screen(); | |
2715 | break; | |
2716 | case SDLK_p: | |
2717 | case SDLK_SPACE: | |
2718 | toggle_pause(); | |
2719 | break; | |
bba04f1e WH |
2720 | case SDLK_s: //S: Step to next frame |
2721 | step_to_next_frame(); | |
2722 | break; | |
01310af2 | 2723 | case SDLK_a: |
115329f1 | 2724 | if (cur_stream) |
72415b2a | 2725 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO); |
638c9d91 FB |
2726 | break; |
2727 | case SDLK_v: | |
115329f1 | 2728 | if (cur_stream) |
72415b2a | 2729 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO); |
638c9d91 | 2730 | break; |
72ce053b | 2731 | case SDLK_t: |
115329f1 | 2732 | if (cur_stream) |
72415b2a | 2733 | stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE); |
72ce053b | 2734 | break; |
638c9d91 | 2735 | case SDLK_w: |
01310af2 FB |
2736 | toggle_audio_display(); |
2737 | break; | |
72ea344b FB |
2738 | case SDLK_LEFT: |
2739 | incr = -10.0; | |
2740 | goto do_seek; | |
2741 | case SDLK_RIGHT: | |
2742 | incr = 10.0; | |
2743 | goto do_seek; | |
2744 | case SDLK_UP: | |
2745 | incr = 60.0; | |
2746 | goto do_seek; | |
2747 | case SDLK_DOWN: | |
2748 | incr = -60.0; | |
2749 | do_seek: | |
2750 | if (cur_stream) { | |
94b594c6 | 2751 | if (seek_by_bytes) { |
1a620dd7 MN |
2752 | if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos>=0){ |
2753 | pos= cur_stream->video_current_pos; | |
2754 | }else if(cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos>=0){ | |
2755 | pos= cur_stream->audio_pkt.pos; | |
2756 | }else | |
a2704c97 | 2757 | pos = avio_tell(cur_stream->ic->pb); |
94b594c6 | 2758 | if (cur_stream->ic->bit_rate) |
566cd2cb | 2759 | incr *= cur_stream->ic->bit_rate / 8.0; |
94b594c6 SH |
2760 | else |
2761 | incr *= 180000.0; | |
2762 | pos += incr; | |
2ef46053 | 2763 | stream_seek(cur_stream, pos, incr, 1); |
94b594c6 SH |
2764 | } else { |
2765 | pos = get_master_clock(cur_stream); | |
2766 | pos += incr; | |
2ef46053 | 2767 | stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0); |
94b594c6 | 2768 | } |
72ea344b FB |
2769 | } |
2770 | break; | |
01310af2 FB |
2771 | default: |
2772 | break; | |
2773 | } | |
2774 | break; | |
a11d11aa | 2775 | case SDL_MOUSEBUTTONDOWN: |
066ce8c9 AS |
2776 | if (exit_on_mousedown) { |
2777 | do_exit(); | |
2778 | break; | |
2779 | } | |
d52ec002 MN |
2780 | case SDL_MOUSEMOTION: |
2781 | if(event.type ==SDL_MOUSEBUTTONDOWN){ | |
2782 | x= event.button.x; | |
2783 | }else{ | |
2784 | if(event.motion.state != SDL_PRESSED) | |
2785 | break; | |
2786 | x= event.motion.x; | |
2787 | } | |
bb270c08 | 2788 | if (cur_stream) { |
2ef46053 | 2789 | if(seek_by_bytes || cur_stream->ic->duration<=0){ |
76aa876e | 2790 | uint64_t size= avio_size(cur_stream->ic->pb); |
d52ec002 | 2791 | stream_seek(cur_stream, size*x/cur_stream->width, 0, 1); |
2ef46053 | 2792 | }else{ |
6371c81a MN |
2793 | int64_t ts; |
2794 | int ns, hh, mm, ss; | |
2795 | int tns, thh, tmm, tss; | |
2796 | tns = cur_stream->ic->duration/1000000LL; | |
2797 | thh = tns/3600; | |
2798 | tmm = (tns%3600)/60; | |
2799 | tss = (tns%60); | |
d52ec002 | 2800 | frac = x/cur_stream->width; |
6371c81a MN |
2801 | ns = frac*tns; |
2802 | hh = ns/3600; | |
2803 | mm = (ns%3600)/60; | |
2804 | ss = (ns%60); | |
2805 | fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100, | |
2806 | hh, mm, ss, thh, tmm, tss); | |
2807 | ts = frac*cur_stream->ic->duration; | |
2808 | if (cur_stream->ic->start_time != AV_NOPTS_VALUE) | |
2809 | ts += cur_stream->ic->start_time; | |
2810 | stream_seek(cur_stream, ts, 0, 0); | |
2ef46053 | 2811 | } |
bb270c08 DB |
2812 | } |
2813 | break; | |
01310af2 FB |
2814 | case SDL_VIDEORESIZE: |
2815 | if (cur_stream) { | |
115329f1 | 2816 | screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0, |
01310af2 | 2817 | SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL); |
c57d3469 MN |
2818 | screen_width = cur_stream->width = event.resize.w; |
2819 | screen_height= cur_stream->height= event.resize.h; | |
01310af2 FB |
2820 | } |
2821 | break; | |
2822 | case SDL_QUIT: | |
638c9d91 | 2823 | case FF_QUIT_EVENT: |
01310af2 FB |
2824 | do_exit(); |
2825 | break; | |
2826 | case FF_ALLOC_EVENT: | |
fccb19e3 | 2827 | video_open(event.user.data1); |
01310af2 FB |
2828 | alloc_picture(event.user.data1); |
2829 | break; | |
2830 | case FF_REFRESH_EVENT: | |
2831 | video_refresh_timer(event.user.data1); | |
d38c9e7a | 2832 | cur_stream->refresh=0; |
01310af2 FB |
2833 | break; |
2834 | default: | |
2835 | break; | |
2836 | } | |
2837 | } | |
2838 | } | |
2839 | ||
e4b89522 LW |
2840 | static void opt_frame_size(const char *arg) |
2841 | { | |
126b638e | 2842 | if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) { |
e4b89522 LW |
2843 | fprintf(stderr, "Incorrect frame size\n"); |
2844 | exit(1); | |
2845 | } | |
2846 | if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { | |
2847 | fprintf(stderr, "Frame size must be a multiple of 2\n"); | |
2848 | exit(1); | |
2849 | } | |
2850 | } | |
2851 | ||
a5b3b5f6 | 2852 | static int opt_width(const char *opt, const char *arg) |
01310af2 | 2853 | { |
a5b3b5f6 SS |
2854 | screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2855 | return 0; | |
01310af2 FB |
2856 | } |
2857 | ||
a5b3b5f6 | 2858 | static int opt_height(const char *opt, const char *arg) |
01310af2 | 2859 | { |
a5b3b5f6 SS |
2860 | screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2861 | return 0; | |
01310af2 FB |
2862 | } |
2863 | ||
2864 | static void opt_format(const char *arg) | |
2865 | { | |
2866 | file_iformat = av_find_input_format(arg); | |
2867 | if (!file_iformat) { | |
2868 | fprintf(stderr, "Unknown input format: %s\n", arg); | |
2869 | exit(1); | |
2870 | } | |
2871 | } | |
61890b02 | 2872 | |
e4b89522 LW |
2873 | static void opt_frame_pix_fmt(const char *arg) |
2874 | { | |
718c7b18 | 2875 | frame_pix_fmt = av_get_pix_fmt(arg); |
e4b89522 LW |
2876 | } |
2877 | ||
b81d6235 | 2878 | static int opt_sync(const char *opt, const char *arg) |
638c9d91 FB |
2879 | { |
2880 | if (!strcmp(arg, "audio")) | |
2881 | av_sync_type = AV_SYNC_AUDIO_MASTER; | |
2882 | else if (!strcmp(arg, "video")) | |
2883 | av_sync_type = AV_SYNC_VIDEO_MASTER; | |
2884 | else if (!strcmp(arg, "ext")) | |
2885 | av_sync_type = AV_SYNC_EXTERNAL_CLOCK; | |
aab1b7e5 | 2886 | else { |
b81d6235 | 2887 | fprintf(stderr, "Unknown value for %s: %s\n", opt, arg); |
aab1b7e5 SS |
2888 | exit(1); |
2889 | } | |
b81d6235 | 2890 | return 0; |
638c9d91 FB |
2891 | } |
2892 | ||
e11bc2c6 | 2893 | static int opt_seek(const char *opt, const char *arg) |
72ea344b | 2894 | { |
e11bc2c6 SS |
2895 | start_time = parse_time_or_die(opt, arg, 1); |
2896 | return 0; | |
72ea344b FB |
2897 | } |
2898 | ||
d834d63b RK |
2899 | static int opt_duration(const char *opt, const char *arg) |
2900 | { | |
2901 | duration = parse_time_or_die(opt, arg, 1); | |
2902 | return 0; | |
2903 | } | |
2904 | ||
a5b3b5f6 | 2905 | static int opt_debug(const char *opt, const char *arg) |
e26a8335 | 2906 | { |
a309073b | 2907 | av_log_set_level(99); |
a5b3b5f6 SS |
2908 | debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
2909 | return 0; | |
e26a8335 | 2910 | } |
115329f1 | 2911 | |
a5b3b5f6 | 2912 | static int opt_vismv(const char *opt, const char *arg) |
0c9bbaec | 2913 | { |
a5b3b5f6 SS |
2914 | debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); |
2915 | return 0; | |
0c9bbaec | 2916 | } |
c62c07d3 | 2917 | |
a5b3b5f6 | 2918 | static int opt_thread_count(const char *opt, const char *arg) |
c62c07d3 | 2919 | { |
a5b3b5f6 | 2920 | thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
b250f9c6 | 2921 | #if !HAVE_THREADS |
c62c07d3 MN |
2922 | fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); |
2923 | #endif | |
a5b3b5f6 | 2924 | return 0; |
c62c07d3 | 2925 | } |
115329f1 | 2926 | |
358061f6 | 2927 | static const OptionDef options[] = { |
992f8eae | 2928 | #include "cmdutils_common_opts.h" |
a5b3b5f6 SS |
2929 | { "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" }, |
2930 | { "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" }, | |
e4b89522 | 2931 | { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, |
638c9d91 | 2932 | { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" }, |
01310af2 FB |
2933 | { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" }, |
2934 | { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" }, | |
72415b2a SS |
2935 | { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_AUDIO]}, "select desired audio stream", "stream_number" }, |
2936 | { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_VIDEO]}, "select desired video stream", "stream_number" }, | |
2937 | { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_SUBTITLE]}, "select desired subtitle stream", "stream_number" }, | |
e11bc2c6 | 2938 | { "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" }, |
d834d63b | 2939 | { "t", HAS_ARG | OPT_FUNC2, {(void*)&opt_duration}, "play \"duration\" seconds of audio/video", "duration" }, |
674fe163 | 2940 | { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" }, |
01310af2 FB |
2941 | { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" }, |
2942 | { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, | |
e4b89522 | 2943 | { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" }, |
98ae6acf | 2944 | { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" }, |
a5b3b5f6 | 2945 | { "debug", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" }, |
6387c3e6 | 2946 | { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" }, |
a5b3b5f6 | 2947 | { "vismv", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" }, |
6fc5b059 | 2948 | { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" }, |
30bc6613 | 2949 | { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" }, |
59055363 | 2950 | { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts 0=off 1=on -1=auto", ""}, |
178fcca8 | 2951 | { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" }, |
8c3eba7c MN |
2952 | { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" }, |
2953 | { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" }, | |
2954 | { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" }, | |
178fcca8 | 2955 | { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" }, |
047599a4 | 2956 | { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)", "threshold" }, |
1b51e051 | 2957 | { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" }, |
b81d6235 | 2958 | { "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" }, |
a5b3b5f6 | 2959 | { "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, |
2d1653b0 | 2960 | { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" }, |
066ce8c9 AS |
2961 | { "exitonkeydown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_keydown}, "exit on key down", "" }, |
2962 | { "exitonmousedown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_mousedown}, "exit on mouse down", "" }, | |
1922c0a7 | 2963 | { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" }, |
d38c9e7a | 2964 | { "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" }, |
076db5ed | 2965 | { "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" }, |
917d2bb3 | 2966 | #if CONFIG_AVFILTER |
09ed11e5 | 2967 | { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" }, |
917d2bb3 | 2968 | #endif |
2b3da32f | 2969 | { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" }, |
e43d7a18 | 2970 | { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, |
91199cfe | 2971 | { "i", 0, {NULL}, "ffmpeg compatibility dummy option", ""}, |
01310af2 FB |
2972 | { NULL, }, |
2973 | }; | |
2974 | ||
0c2a18cb | 2975 | static void show_usage(void) |
01310af2 | 2976 | { |
27daa420 RP |
2977 | printf("Simple media player\n"); |
2978 | printf("usage: ffplay [options] input_file\n"); | |
01310af2 | 2979 | printf("\n"); |
0c2a18cb RP |
2980 | } |
2981 | ||
2982 | static void show_help(void) | |
2983 | { | |
f66eb58e | 2984 | av_log_set_callback(log_callback_help); |
0c2a18cb | 2985 | show_usage(); |
02d504a7 FB |
2986 | show_help_options(options, "Main options:\n", |
2987 | OPT_EXPERT, 0); | |
2988 | show_help_options(options, "\nAdvanced options:\n", | |
2989 | OPT_EXPERT, OPT_EXPERT); | |
f66eb58e SS |
2990 | printf("\n"); |
2991 | av_opt_show2(avcodec_opts[0], NULL, | |
2992 | AV_OPT_FLAG_DECODING_PARAM, 0); | |
2993 | printf("\n"); | |
2994 | av_opt_show2(avformat_opts, NULL, | |
2995 | AV_OPT_FLAG_DECODING_PARAM, 0); | |
2996 | #if !CONFIG_AVFILTER | |
2997 | printf("\n"); | |
2998 | av_opt_show2(sws_opts, NULL, | |
2999 | AV_OPT_FLAG_ENCODING_PARAM, 0); | |
3000 | #endif | |
01310af2 FB |
3001 | printf("\nWhile playing:\n" |
3002 | "q, ESC quit\n" | |
3003 | "f toggle full screen\n" | |
3004 | "p, SPC pause\n" | |
638c9d91 FB |
3005 | "a cycle audio channel\n" |
3006 | "v cycle video channel\n" | |
72ce053b | 3007 | "t cycle subtitle channel\n" |
638c9d91 | 3008 | "w show audio waves\n" |
79f8b328 | 3009 | "s activate frame-step mode\n" |
72ea344b FB |
3010 | "left/right seek backward/forward 10 seconds\n" |
3011 | "down/up seek backward/forward 1 minute\n" | |
a11d11aa | 3012 | "mouse click seek to percentage in file corresponding to fraction of width\n" |
01310af2 | 3013 | ); |
01310af2 FB |
3014 | } |
3015 | ||
358061f6 | 3016 | static void opt_input_file(const char *filename) |
01310af2 | 3017 | { |
07a70b38 SS |
3018 | if (input_filename) { |
3019 | fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n", | |
3020 | filename, input_filename); | |
3021 | exit(1); | |
3022 | } | |
e8d83e1c | 3023 | if (!strcmp(filename, "-")) |
9fcfc0b7 | 3024 | filename = "pipe:"; |
01310af2 FB |
3025 | input_filename = filename; |
3026 | } | |
3027 | ||
3028 | /* Called from the main */ | |
3029 | int main(int argc, char **argv) | |
3030 | { | |
a5c33faa | 3031 | int flags; |
115329f1 | 3032 | |
6b6bca64 MN |
3033 | av_log_set_flags(AV_LOG_SKIP_REPEATED); |
3034 | ||
01310af2 | 3035 | /* register all codecs, demux and protocols */ |
c721d803 | 3036 | avcodec_register_all(); |
9b157b0c | 3037 | #if CONFIG_AVDEVICE |
c721d803 | 3038 | avdevice_register_all(); |
9b157b0c | 3039 | #endif |
917d2bb3 MN |
3040 | #if CONFIG_AVFILTER |
3041 | avfilter_register_all(); | |
3042 | #endif | |
01310af2 FB |
3043 | av_register_all(); |
3044 | ||
a5c33faa | 3045 | init_opts(); |
e43d7a18 | 3046 | |
ea9c581f | 3047 | show_banner(); |
4cfac5bc | 3048 | |
f5da5c93 | 3049 | parse_options(argc, argv, options, opt_input_file); |
01310af2 | 3050 | |
aab1b7e5 | 3051 | if (!input_filename) { |
7f11e745 | 3052 | show_usage(); |
7a7da6b4 | 3053 | fprintf(stderr, "An input file must be specified\n"); |
7f11e745 | 3054 | fprintf(stderr, "Use -h to get full help or, even better, run 'man ffplay'\n"); |
aab1b7e5 SS |
3055 | exit(1); |
3056 | } | |
01310af2 FB |
3057 | |
3058 | if (display_disable) { | |
3059 | video_disable = 1; | |
3060 | } | |
31319a8c | 3061 | flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER; |
c97f5402 DB |
3062 | #if !defined(__MINGW32__) && !defined(__APPLE__) |
3063 | flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */ | |
31319a8c | 3064 | #endif |
01310af2 | 3065 | if (SDL_Init (flags)) { |
05ab0b76 | 3066 | fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError()); |
01310af2 FB |
3067 | exit(1); |
3068 | } | |
3069 | ||
3070 | if (!display_disable) { | |
b250f9c6 | 3071 | #if HAVE_SDL_VIDEO_SIZE |
3ef17d62 MR |
3072 | const SDL_VideoInfo *vi = SDL_GetVideoInfo(); |
3073 | fs_screen_width = vi->current_w; | |
3074 | fs_screen_height = vi->current_h; | |
29f3b38a | 3075 | #endif |
01310af2 FB |
3076 | } |
3077 | ||
3078 | SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE); | |
01310af2 FB |
3079 | SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE); |
3080 | SDL_EventState(SDL_USEREVENT, SDL_IGNORE); | |
3081 | ||
39c6a118 MN |
3082 | av_init_packet(&flush_pkt); |
3083 | flush_pkt.data= "FLUSH"; | |
3084 | ||
638c9d91 | 3085 | cur_stream = stream_open(input_filename, file_iformat); |
01310af2 FB |
3086 | |
3087 | event_loop(); | |
3088 | ||
3089 | /* never returns */ | |
3090 | ||
3091 | return 0; | |
3092 | } |