Commit | Line | Data |
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01310af2 FB |
1 | /* |
2 | * FFplay : Simple Media Player based on the ffmpeg libraries | |
3 | * Copyright (c) 2003 Fabrice Bellard | |
4 | * | |
b78e7197 DB |
5 | * This file is part of FFmpeg. |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
01310af2 FB |
8 | * modify it under the terms of the GNU Lesser General Public |
9 | * License as published by the Free Software Foundation; either | |
b78e7197 | 10 | * version 2.1 of the License, or (at your option) any later version. |
01310af2 | 11 | * |
b78e7197 | 12 | * FFmpeg is distributed in the hope that it will be useful, |
01310af2 FB |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
b78e7197 | 18 | * License along with FFmpeg; if not, write to the Free Software |
5509bffa | 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
01310af2 | 20 | */ |
364a9607 | 21 | |
0f4e8165 RB |
22 | #include <math.h> |
23 | #include <limits.h> | |
245976da DB |
24 | #include "libavutil/avstring.h" |
25 | #include "libavformat/avformat.h" | |
26 | #include "libavformat/rtsp.h" | |
27 | #include "libavdevice/avdevice.h" | |
28 | #include "libswscale/swscale.h" | |
5a4476e2 | 29 | #include "libavcodec/audioconvert.h" |
e43d7a18 | 30 | #include "libavcodec/opt.h" |
01310af2 FB |
31 | |
32 | #include "cmdutils.h" | |
33 | ||
34 | #include <SDL.h> | |
35 | #include <SDL_thread.h> | |
36 | ||
2f30a81d | 37 | #ifdef __MINGW32__ |
31319a8c FB |
38 | #undef main /* We don't want SDL to override our main() */ |
39 | #endif | |
40 | ||
c367d067 MN |
41 | #undef exit |
42 | ||
64555bd9 | 43 | const char program_name[] = "FFplay"; |
ea9c581f | 44 | const int program_birth_year = 2003; |
4cfac5bc | 45 | |
638c9d91 FB |
46 | //#define DEBUG_SYNC |
47 | ||
01310af2 FB |
48 | #define MAX_VIDEOQ_SIZE (5 * 256 * 1024) |
49 | #define MAX_AUDIOQ_SIZE (5 * 16 * 1024) | |
72ce053b | 50 | #define MAX_SUBTITLEQ_SIZE (5 * 16 * 1024) |
01310af2 | 51 | |
638c9d91 FB |
52 | /* SDL audio buffer size, in samples. Should be small to have precise |
53 | A/V sync as SDL does not have hardware buffer fullness info. */ | |
54 | #define SDL_AUDIO_BUFFER_SIZE 1024 | |
55 | ||
56 | /* no AV sync correction is done if below the AV sync threshold */ | |
7e0140cb | 57 | #define AV_SYNC_THRESHOLD 0.01 |
638c9d91 FB |
58 | /* no AV correction is done if too big error */ |
59 | #define AV_NOSYNC_THRESHOLD 10.0 | |
60 | ||
61 | /* maximum audio speed change to get correct sync */ | |
62 | #define SAMPLE_CORRECTION_PERCENT_MAX 10 | |
63 | ||
64 | /* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */ | |
65 | #define AUDIO_DIFF_AVG_NB 20 | |
66 | ||
01310af2 FB |
67 | /* NOTE: the size must be big enough to compensate the hardware audio buffersize size */ |
68 | #define SAMPLE_ARRAY_SIZE (2*65536) | |
69 | ||
03ae87a3 LA |
70 | static int sws_flags = SWS_BICUBIC; |
71 | ||
01310af2 FB |
72 | typedef struct PacketQueue { |
73 | AVPacketList *first_pkt, *last_pkt; | |
74 | int nb_packets; | |
75 | int size; | |
76 | int abort_request; | |
77 | SDL_mutex *mutex; | |
78 | SDL_cond *cond; | |
79 | } PacketQueue; | |
80 | ||
81 | #define VIDEO_PICTURE_QUEUE_SIZE 1 | |
72ce053b | 82 | #define SUBPICTURE_QUEUE_SIZE 4 |
01310af2 FB |
83 | |
84 | typedef struct VideoPicture { | |
267e9dfa | 85 | double pts; ///<presentation time stamp for this picture |
01310af2 FB |
86 | SDL_Overlay *bmp; |
87 | int width, height; /* source height & width */ | |
88 | int allocated; | |
89 | } VideoPicture; | |
90 | ||
72ce053b IC |
91 | typedef struct SubPicture { |
92 | double pts; /* presentation time stamp for this picture */ | |
93 | AVSubtitle sub; | |
94 | } SubPicture; | |
95 | ||
01310af2 FB |
96 | enum { |
97 | AV_SYNC_AUDIO_MASTER, /* default choice */ | |
98 | AV_SYNC_VIDEO_MASTER, | |
638c9d91 | 99 | AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */ |
01310af2 FB |
100 | }; |
101 | ||
102 | typedef struct VideoState { | |
103 | SDL_Thread *parse_tid; | |
104 | SDL_Thread *video_tid; | |
638c9d91 | 105 | AVInputFormat *iformat; |
01310af2 FB |
106 | int no_background; |
107 | int abort_request; | |
108 | int paused; | |
416e3508 | 109 | int last_paused; |
72ea344b | 110 | int seek_req; |
3ba1438d | 111 | int seek_flags; |
72ea344b | 112 | int64_t seek_pos; |
01310af2 FB |
113 | AVFormatContext *ic; |
114 | int dtg_active_format; | |
115 | ||
116 | int audio_stream; | |
115329f1 | 117 | |
01310af2 | 118 | int av_sync_type; |
638c9d91 FB |
119 | double external_clock; /* external clock base */ |
120 | int64_t external_clock_time; | |
115329f1 | 121 | |
638c9d91 FB |
122 | double audio_clock; |
123 | double audio_diff_cum; /* used for AV difference average computation */ | |
124 | double audio_diff_avg_coef; | |
125 | double audio_diff_threshold; | |
126 | int audio_diff_avg_count; | |
01310af2 FB |
127 | AVStream *audio_st; |
128 | PacketQueue audioq; | |
129 | int audio_hw_buf_size; | |
130 | /* samples output by the codec. we reserve more space for avsync | |
131 | compensation */ | |
5a4476e2 PR |
132 | DECLARE_ALIGNED(16,uint8_t,audio_buf1[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]); |
133 | DECLARE_ALIGNED(16,uint8_t,audio_buf2[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]); | |
134 | uint8_t *audio_buf; | |
7fea94ce | 135 | unsigned int audio_buf_size; /* in bytes */ |
01310af2 FB |
136 | int audio_buf_index; /* in bytes */ |
137 | AVPacket audio_pkt; | |
138 | uint8_t *audio_pkt_data; | |
139 | int audio_pkt_size; | |
5a4476e2 PR |
140 | enum SampleFormat audio_src_fmt; |
141 | AVAudioConvert *reformat_ctx; | |
115329f1 | 142 | |
01310af2 FB |
143 | int show_audio; /* if true, display audio samples */ |
144 | int16_t sample_array[SAMPLE_ARRAY_SIZE]; | |
145 | int sample_array_index; | |
5e0257e3 | 146 | int last_i_start; |
115329f1 | 147 | |
72ce053b IC |
148 | SDL_Thread *subtitle_tid; |
149 | int subtitle_stream; | |
150 | int subtitle_stream_changed; | |
151 | AVStream *subtitle_st; | |
152 | PacketQueue subtitleq; | |
153 | SubPicture subpq[SUBPICTURE_QUEUE_SIZE]; | |
154 | int subpq_size, subpq_rindex, subpq_windex; | |
155 | SDL_mutex *subpq_mutex; | |
156 | SDL_cond *subpq_cond; | |
115329f1 | 157 | |
638c9d91 FB |
158 | double frame_timer; |
159 | double frame_last_pts; | |
160 | double frame_last_delay; | |
115329f1 | 161 | double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame |
01310af2 FB |
162 | int video_stream; |
163 | AVStream *video_st; | |
164 | PacketQueue videoq; | |
267e9dfa MN |
165 | double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used) |
166 | int64_t video_current_pts_time; ///<time (av_gettime) at which we updated video_current_pts - used to have running video pts | |
01310af2 FB |
167 | VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE]; |
168 | int pictq_size, pictq_rindex, pictq_windex; | |
169 | SDL_mutex *pictq_mutex; | |
170 | SDL_cond *pictq_cond; | |
115329f1 | 171 | |
01310af2 FB |
172 | // QETimer *video_timer; |
173 | char filename[1024]; | |
174 | int width, height, xleft, ytop; | |
175 | } VideoState; | |
176 | ||
358061f6 | 177 | static void show_help(void); |
638c9d91 | 178 | static int audio_write_get_buf_size(VideoState *is); |
01310af2 FB |
179 | |
180 | /* options specified by the user */ | |
181 | static AVInputFormat *file_iformat; | |
182 | static const char *input_filename; | |
183 | static int fs_screen_width; | |
184 | static int fs_screen_height; | |
fccb19e3 MN |
185 | static int screen_width = 0; |
186 | static int screen_height = 0; | |
e4b89522 LW |
187 | static int frame_width = 0; |
188 | static int frame_height = 0; | |
189 | static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; | |
01310af2 FB |
190 | static int audio_disable; |
191 | static int video_disable; | |
a8062103 | 192 | static int wanted_audio_stream= 0; |
4d8243d3 | 193 | static int wanted_video_stream= 0; |
94b594c6 | 194 | static int seek_by_bytes; |
01310af2 FB |
195 | static int display_disable; |
196 | static int show_status; | |
638c9d91 | 197 | static int av_sync_type = AV_SYNC_AUDIO_MASTER; |
72ea344b | 198 | static int64_t start_time = AV_NOPTS_VALUE; |
e26a8335 | 199 | static int debug = 0; |
0c9bbaec | 200 | static int debug_mv = 0; |
bba04f1e | 201 | static int step = 0; |
c62c07d3 | 202 | static int thread_count = 1; |
6387c3e6 | 203 | static int workaround_bugs = 1; |
6fc5b059 | 204 | static int fast = 0; |
30bc6613 | 205 | static int genpts = 0; |
178fcca8 MN |
206 | static int lowres = 0; |
207 | static int idct = FF_IDCT_AUTO; | |
8c3eba7c MN |
208 | static enum AVDiscard skip_frame= AVDISCARD_DEFAULT; |
209 | static enum AVDiscard skip_idct= AVDISCARD_DEFAULT; | |
210 | static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT; | |
047599a4 | 211 | static int error_recognition = FF_ER_CAREFUL; |
1b51e051 | 212 | static int error_concealment = 3; |
5039185a | 213 | static int decoder_reorder_pts= 0; |
01310af2 FB |
214 | |
215 | /* current context */ | |
216 | static int is_full_screen; | |
217 | static VideoState *cur_stream; | |
5e0257e3 | 218 | static int64_t audio_callback_time; |
01310af2 | 219 | |
2c676c33 | 220 | static AVPacket flush_pkt; |
39c6a118 | 221 | |
01310af2 FB |
222 | #define FF_ALLOC_EVENT (SDL_USEREVENT) |
223 | #define FF_REFRESH_EVENT (SDL_USEREVENT + 1) | |
638c9d91 | 224 | #define FF_QUIT_EVENT (SDL_USEREVENT + 2) |
01310af2 | 225 | |
2c676c33 | 226 | static SDL_Surface *screen; |
01310af2 FB |
227 | |
228 | /* packet queue handling */ | |
229 | static void packet_queue_init(PacketQueue *q) | |
230 | { | |
231 | memset(q, 0, sizeof(PacketQueue)); | |
232 | q->mutex = SDL_CreateMutex(); | |
233 | q->cond = SDL_CreateCond(); | |
234 | } | |
235 | ||
72ea344b | 236 | static void packet_queue_flush(PacketQueue *q) |
01310af2 FB |
237 | { |
238 | AVPacketList *pkt, *pkt1; | |
239 | ||
687fae2b | 240 | SDL_LockMutex(q->mutex); |
01310af2 FB |
241 | for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) { |
242 | pkt1 = pkt->next; | |
243 | av_free_packet(&pkt->pkt); | |
da6c4573 | 244 | av_freep(&pkt); |
01310af2 | 245 | } |
72ea344b FB |
246 | q->last_pkt = NULL; |
247 | q->first_pkt = NULL; | |
248 | q->nb_packets = 0; | |
249 | q->size = 0; | |
687fae2b | 250 | SDL_UnlockMutex(q->mutex); |
72ea344b FB |
251 | } |
252 | ||
253 | static void packet_queue_end(PacketQueue *q) | |
254 | { | |
255 | packet_queue_flush(q); | |
01310af2 FB |
256 | SDL_DestroyMutex(q->mutex); |
257 | SDL_DestroyCond(q->cond); | |
258 | } | |
259 | ||
260 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt) | |
261 | { | |
262 | AVPacketList *pkt1; | |
263 | ||
72ea344b | 264 | /* duplicate the packet */ |
39c6a118 | 265 | if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0) |
72ea344b | 266 | return -1; |
115329f1 | 267 | |
01310af2 FB |
268 | pkt1 = av_malloc(sizeof(AVPacketList)); |
269 | if (!pkt1) | |
270 | return -1; | |
271 | pkt1->pkt = *pkt; | |
272 | pkt1->next = NULL; | |
273 | ||
72ea344b | 274 | |
01310af2 FB |
275 | SDL_LockMutex(q->mutex); |
276 | ||
277 | if (!q->last_pkt) | |
278 | ||
279 | q->first_pkt = pkt1; | |
280 | else | |
281 | q->last_pkt->next = pkt1; | |
282 | q->last_pkt = pkt1; | |
283 | q->nb_packets++; | |
284 | q->size += pkt1->pkt.size; | |
285 | /* XXX: should duplicate packet data in DV case */ | |
286 | SDL_CondSignal(q->cond); | |
287 | ||
288 | SDL_UnlockMutex(q->mutex); | |
289 | return 0; | |
290 | } | |
291 | ||
292 | static void packet_queue_abort(PacketQueue *q) | |
293 | { | |
294 | SDL_LockMutex(q->mutex); | |
295 | ||
296 | q->abort_request = 1; | |
115329f1 | 297 | |
01310af2 FB |
298 | SDL_CondSignal(q->cond); |
299 | ||
300 | SDL_UnlockMutex(q->mutex); | |
301 | } | |
302 | ||
303 | /* return < 0 if aborted, 0 if no packet and > 0 if packet. */ | |
304 | static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block) | |
305 | { | |
306 | AVPacketList *pkt1; | |
307 | int ret; | |
308 | ||
309 | SDL_LockMutex(q->mutex); | |
310 | ||
311 | for(;;) { | |
312 | if (q->abort_request) { | |
313 | ret = -1; | |
314 | break; | |
315 | } | |
115329f1 | 316 | |
01310af2 FB |
317 | pkt1 = q->first_pkt; |
318 | if (pkt1) { | |
319 | q->first_pkt = pkt1->next; | |
320 | if (!q->first_pkt) | |
321 | q->last_pkt = NULL; | |
322 | q->nb_packets--; | |
323 | q->size -= pkt1->pkt.size; | |
324 | *pkt = pkt1->pkt; | |
325 | av_free(pkt1); | |
326 | ret = 1; | |
327 | break; | |
328 | } else if (!block) { | |
329 | ret = 0; | |
330 | break; | |
331 | } else { | |
332 | SDL_CondWait(q->cond, q->mutex); | |
333 | } | |
334 | } | |
335 | SDL_UnlockMutex(q->mutex); | |
336 | return ret; | |
337 | } | |
338 | ||
115329f1 | 339 | static inline void fill_rectangle(SDL_Surface *screen, |
01310af2 FB |
340 | int x, int y, int w, int h, int color) |
341 | { | |
342 | SDL_Rect rect; | |
343 | rect.x = x; | |
344 | rect.y = y; | |
345 | rect.w = w; | |
346 | rect.h = h; | |
347 | SDL_FillRect(screen, &rect, color); | |
348 | } | |
349 | ||
350 | #if 0 | |
351 | /* draw only the border of a rectangle */ | |
352 | void fill_border(VideoState *s, int x, int y, int w, int h, int color) | |
353 | { | |
354 | int w1, w2, h1, h2; | |
355 | ||
356 | /* fill the background */ | |
357 | w1 = x; | |
358 | if (w1 < 0) | |
359 | w1 = 0; | |
360 | w2 = s->width - (x + w); | |
361 | if (w2 < 0) | |
362 | w2 = 0; | |
363 | h1 = y; | |
364 | if (h1 < 0) | |
365 | h1 = 0; | |
366 | h2 = s->height - (y + h); | |
367 | if (h2 < 0) | |
368 | h2 = 0; | |
115329f1 DB |
369 | fill_rectangle(screen, |
370 | s->xleft, s->ytop, | |
371 | w1, s->height, | |
01310af2 | 372 | color); |
115329f1 DB |
373 | fill_rectangle(screen, |
374 | s->xleft + s->width - w2, s->ytop, | |
375 | w2, s->height, | |
01310af2 | 376 | color); |
115329f1 DB |
377 | fill_rectangle(screen, |
378 | s->xleft + w1, s->ytop, | |
379 | s->width - w1 - w2, h1, | |
01310af2 | 380 | color); |
115329f1 | 381 | fill_rectangle(screen, |
01310af2 FB |
382 | s->xleft + w1, s->ytop + s->height - h2, |
383 | s->width - w1 - w2, h2, | |
384 | color); | |
385 | } | |
386 | #endif | |
387 | ||
72ce053b IC |
388 | |
389 | ||
390 | #define SCALEBITS 10 | |
391 | #define ONE_HALF (1 << (SCALEBITS - 1)) | |
392 | #define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5)) | |
393 | ||
394 | #define RGB_TO_Y_CCIR(r, g, b) \ | |
395 | ((FIX(0.29900*219.0/255.0) * (r) + FIX(0.58700*219.0/255.0) * (g) + \ | |
396 | FIX(0.11400*219.0/255.0) * (b) + (ONE_HALF + (16 << SCALEBITS))) >> SCALEBITS) | |
397 | ||
398 | #define RGB_TO_U_CCIR(r1, g1, b1, shift)\ | |
399 | (((- FIX(0.16874*224.0/255.0) * r1 - FIX(0.33126*224.0/255.0) * g1 + \ | |
400 | FIX(0.50000*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) | |
401 | ||
402 | #define RGB_TO_V_CCIR(r1, g1, b1, shift)\ | |
403 | (((FIX(0.50000*224.0/255.0) * r1 - FIX(0.41869*224.0/255.0) * g1 - \ | |
404 | FIX(0.08131*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) | |
405 | ||
406 | #define ALPHA_BLEND(a, oldp, newp, s)\ | |
407 | ((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s)) | |
408 | ||
409 | #define RGBA_IN(r, g, b, a, s)\ | |
410 | {\ | |
411 | unsigned int v = ((const uint32_t *)(s))[0];\ | |
412 | a = (v >> 24) & 0xff;\ | |
413 | r = (v >> 16) & 0xff;\ | |
414 | g = (v >> 8) & 0xff;\ | |
415 | b = v & 0xff;\ | |
416 | } | |
417 | ||
418 | #define YUVA_IN(y, u, v, a, s, pal)\ | |
419 | {\ | |
57cf99f2 | 420 | unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\ |
72ce053b IC |
421 | a = (val >> 24) & 0xff;\ |
422 | y = (val >> 16) & 0xff;\ | |
423 | u = (val >> 8) & 0xff;\ | |
424 | v = val & 0xff;\ | |
425 | } | |
426 | ||
427 | #define YUVA_OUT(d, y, u, v, a)\ | |
428 | {\ | |
429 | ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\ | |
430 | } | |
431 | ||
432 | ||
433 | #define BPP 1 | |
434 | ||
0a8cd696 | 435 | static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh) |
72ce053b IC |
436 | { |
437 | int wrap, wrap3, width2, skip2; | |
438 | int y, u, v, a, u1, v1, a1, w, h; | |
439 | uint8_t *lum, *cb, *cr; | |
440 | const uint8_t *p; | |
441 | const uint32_t *pal; | |
9cb5a11e RD |
442 | int dstx, dsty, dstw, dsth; |
443 | ||
0a8cd696 | 444 | dstx = FFMIN(FFMAX(rect->x, 0), imgw); |
9cb5a11e | 445 | dstw = FFMIN(FFMAX(rect->w, 0), imgw - dstx); |
0a8cd696 | 446 | dsty = FFMIN(FFMAX(rect->y, 0), imgh); |
9cb5a11e RD |
447 | dsth = FFMIN(FFMAX(rect->h, 0), imgh - dsty); |
448 | lum = dst->data[0] + dsty * dst->linesize[0]; | |
449 | cb = dst->data[1] + (dsty >> 1) * dst->linesize[1]; | |
450 | cr = dst->data[2] + (dsty >> 1) * dst->linesize[2]; | |
451 | ||
452 | width2 = (dstw + 1) >> 1; | |
453 | skip2 = dstx >> 1; | |
72ce053b IC |
454 | wrap = dst->linesize[0]; |
455 | wrap3 = rect->linesize; | |
456 | p = rect->bitmap; | |
457 | pal = rect->rgba_palette; /* Now in YCrCb! */ | |
115329f1 | 458 | |
9cb5a11e RD |
459 | if (dsty & 1) { |
460 | lum += dstx; | |
72ce053b IC |
461 | cb += skip2; |
462 | cr += skip2; | |
115329f1 | 463 | |
9cb5a11e | 464 | if (dstx & 1) { |
72ce053b IC |
465 | YUVA_IN(y, u, v, a, p, pal); |
466 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
467 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
468 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
469 | cb++; | |
470 | cr++; | |
471 | lum++; | |
472 | p += BPP; | |
473 | } | |
9cb5a11e | 474 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
475 | YUVA_IN(y, u, v, a, p, pal); |
476 | u1 = u; | |
477 | v1 = v; | |
478 | a1 = a; | |
479 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
480 | ||
481 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
482 | u1 += u; | |
483 | v1 += v; | |
484 | a1 += a; | |
485 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
486 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
487 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
488 | cb++; | |
489 | cr++; | |
490 | p += 2 * BPP; | |
491 | lum += 2; | |
492 | } | |
493 | if (w) { | |
494 | YUVA_IN(y, u, v, a, p, pal); | |
495 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
496 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
497 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
498 | } | |
9cb5a11e RD |
499 | p += wrap3 + (wrap3 - dstw * BPP); |
500 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
501 | cb += dst->linesize[1] - width2 - skip2; |
502 | cr += dst->linesize[2] - width2 - skip2; | |
503 | } | |
9cb5a11e RD |
504 | for(h = dsth - (dsty & 1); h >= 2; h -= 2) { |
505 | lum += dstx; | |
72ce053b IC |
506 | cb += skip2; |
507 | cr += skip2; | |
115329f1 | 508 | |
9cb5a11e | 509 | if (dstx & 1) { |
72ce053b IC |
510 | YUVA_IN(y, u, v, a, p, pal); |
511 | u1 = u; | |
512 | v1 = v; | |
513 | a1 = a; | |
514 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
515 | p += wrap3; | |
516 | lum += wrap; | |
517 | YUVA_IN(y, u, v, a, p, pal); | |
518 | u1 += u; | |
519 | v1 += v; | |
520 | a1 += a; | |
521 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
522 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
523 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
524 | cb++; | |
525 | cr++; | |
526 | p += -wrap3 + BPP; | |
527 | lum += -wrap + 1; | |
528 | } | |
9cb5a11e | 529 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
530 | YUVA_IN(y, u, v, a, p, pal); |
531 | u1 = u; | |
532 | v1 = v; | |
533 | a1 = a; | |
534 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
535 | ||
536 | YUVA_IN(y, u, v, a, p, pal); | |
537 | u1 += u; | |
538 | v1 += v; | |
539 | a1 += a; | |
540 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
541 | p += wrap3; | |
542 | lum += wrap; | |
543 | ||
544 | YUVA_IN(y, u, v, a, p, pal); | |
545 | u1 += u; | |
546 | v1 += v; | |
547 | a1 += a; | |
548 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
549 | ||
550 | YUVA_IN(y, u, v, a, p, pal); | |
551 | u1 += u; | |
552 | v1 += v; | |
553 | a1 += a; | |
554 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
555 | ||
556 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2); | |
557 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2); | |
558 | ||
559 | cb++; | |
560 | cr++; | |
561 | p += -wrap3 + 2 * BPP; | |
562 | lum += -wrap + 2; | |
563 | } | |
564 | if (w) { | |
565 | YUVA_IN(y, u, v, a, p, pal); | |
566 | u1 = u; | |
567 | v1 = v; | |
568 | a1 = a; | |
569 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
570 | p += wrap3; | |
571 | lum += wrap; | |
572 | YUVA_IN(y, u, v, a, p, pal); | |
573 | u1 += u; | |
574 | v1 += v; | |
575 | a1 += a; | |
576 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
577 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
578 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
579 | cb++; | |
580 | cr++; | |
581 | p += -wrap3 + BPP; | |
582 | lum += -wrap + 1; | |
583 | } | |
9cb5a11e RD |
584 | p += wrap3 + (wrap3 - dstw * BPP); |
585 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
586 | cb += dst->linesize[1] - width2 - skip2; |
587 | cr += dst->linesize[2] - width2 - skip2; | |
588 | } | |
589 | /* handle odd height */ | |
590 | if (h) { | |
9cb5a11e | 591 | lum += dstx; |
72ce053b IC |
592 | cb += skip2; |
593 | cr += skip2; | |
115329f1 | 594 | |
9cb5a11e | 595 | if (dstx & 1) { |
72ce053b IC |
596 | YUVA_IN(y, u, v, a, p, pal); |
597 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
598 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
599 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
600 | cb++; | |
601 | cr++; | |
602 | lum++; | |
603 | p += BPP; | |
604 | } | |
9cb5a11e | 605 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
606 | YUVA_IN(y, u, v, a, p, pal); |
607 | u1 = u; | |
608 | v1 = v; | |
609 | a1 = a; | |
610 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
611 | ||
612 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
613 | u1 += u; | |
614 | v1 += v; | |
615 | a1 += a; | |
616 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
617 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1); | |
618 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1); | |
619 | cb++; | |
620 | cr++; | |
621 | p += 2 * BPP; | |
622 | lum += 2; | |
623 | } | |
624 | if (w) { | |
625 | YUVA_IN(y, u, v, a, p, pal); | |
626 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
627 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
628 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
629 | } | |
630 | } | |
631 | } | |
632 | ||
633 | static void free_subpicture(SubPicture *sp) | |
634 | { | |
635 | int i; | |
115329f1 | 636 | |
72ce053b IC |
637 | for (i = 0; i < sp->sub.num_rects; i++) |
638 | { | |
639 | av_free(sp->sub.rects[i].bitmap); | |
640 | av_free(sp->sub.rects[i].rgba_palette); | |
641 | } | |
115329f1 | 642 | |
72ce053b | 643 | av_free(sp->sub.rects); |
115329f1 | 644 | |
72ce053b IC |
645 | memset(&sp->sub, 0, sizeof(AVSubtitle)); |
646 | } | |
647 | ||
01310af2 FB |
648 | static void video_image_display(VideoState *is) |
649 | { | |
650 | VideoPicture *vp; | |
72ce053b IC |
651 | SubPicture *sp; |
652 | AVPicture pict; | |
01310af2 FB |
653 | float aspect_ratio; |
654 | int width, height, x, y; | |
655 | SDL_Rect rect; | |
72ce053b | 656 | int i; |
01310af2 FB |
657 | |
658 | vp = &is->pictq[is->pictq_rindex]; | |
659 | if (vp->bmp) { | |
660 | /* XXX: use variable in the frame */ | |
c30a4489 AJ |
661 | if (is->video_st->sample_aspect_ratio.num) |
662 | aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio); | |
663 | else if (is->video_st->codec->sample_aspect_ratio.num) | |
664 | aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio); | |
72ea344b | 665 | else |
c30a4489 | 666 | aspect_ratio = 0; |
01310af2 | 667 | if (aspect_ratio <= 0.0) |
c30a4489 AJ |
668 | aspect_ratio = 1.0; |
669 | aspect_ratio *= (float)is->video_st->codec->width / is->video_st->codec->height; | |
01310af2 FB |
670 | /* if an active format is indicated, then it overrides the |
671 | mpeg format */ | |
672 | #if 0 | |
01f4895c MN |
673 | if (is->video_st->codec->dtg_active_format != is->dtg_active_format) { |
674 | is->dtg_active_format = is->video_st->codec->dtg_active_format; | |
01310af2 FB |
675 | printf("dtg_active_format=%d\n", is->dtg_active_format); |
676 | } | |
677 | #endif | |
678 | #if 0 | |
01f4895c | 679 | switch(is->video_st->codec->dtg_active_format) { |
01310af2 FB |
680 | case FF_DTG_AFD_SAME: |
681 | default: | |
682 | /* nothing to do */ | |
683 | break; | |
684 | case FF_DTG_AFD_4_3: | |
685 | aspect_ratio = 4.0 / 3.0; | |
686 | break; | |
687 | case FF_DTG_AFD_16_9: | |
688 | aspect_ratio = 16.0 / 9.0; | |
689 | break; | |
690 | case FF_DTG_AFD_14_9: | |
691 | aspect_ratio = 14.0 / 9.0; | |
692 | break; | |
693 | case FF_DTG_AFD_4_3_SP_14_9: | |
694 | aspect_ratio = 14.0 / 9.0; | |
695 | break; | |
696 | case FF_DTG_AFD_16_9_SP_14_9: | |
697 | aspect_ratio = 14.0 / 9.0; | |
698 | break; | |
699 | case FF_DTG_AFD_SP_4_3: | |
700 | aspect_ratio = 4.0 / 3.0; | |
701 | break; | |
702 | } | |
703 | #endif | |
704 | ||
72ce053b IC |
705 | if (is->subtitle_st) |
706 | { | |
707 | if (is->subpq_size > 0) | |
708 | { | |
709 | sp = &is->subpq[is->subpq_rindex]; | |
710 | ||
711 | if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) | |
712 | { | |
713 | SDL_LockYUVOverlay (vp->bmp); | |
714 | ||
715 | pict.data[0] = vp->bmp->pixels[0]; | |
716 | pict.data[1] = vp->bmp->pixels[2]; | |
717 | pict.data[2] = vp->bmp->pixels[1]; | |
718 | ||
719 | pict.linesize[0] = vp->bmp->pitches[0]; | |
720 | pict.linesize[1] = vp->bmp->pitches[2]; | |
721 | pict.linesize[2] = vp->bmp->pitches[1]; | |
722 | ||
723 | for (i = 0; i < sp->sub.num_rects; i++) | |
9cb5a11e | 724 | blend_subrect(&pict, &sp->sub.rects[i], |
0a8cd696 | 725 | vp->bmp->w, vp->bmp->h); |
72ce053b IC |
726 | |
727 | SDL_UnlockYUVOverlay (vp->bmp); | |
728 | } | |
729 | } | |
730 | } | |
731 | ||
732 | ||
01310af2 FB |
733 | /* XXX: we suppose the screen has a 1.0 pixel ratio */ |
734 | height = is->height; | |
bb6c34e5 | 735 | width = ((int)rint(height * aspect_ratio)) & ~1; |
01310af2 FB |
736 | if (width > is->width) { |
737 | width = is->width; | |
bb6c34e5 | 738 | height = ((int)rint(width / aspect_ratio)) & ~1; |
01310af2 FB |
739 | } |
740 | x = (is->width - width) / 2; | |
741 | y = (is->height - height) / 2; | |
742 | if (!is->no_background) { | |
743 | /* fill the background */ | |
744 | // fill_border(is, x, y, width, height, QERGB(0x00, 0x00, 0x00)); | |
745 | } else { | |
746 | is->no_background = 0; | |
747 | } | |
748 | rect.x = is->xleft + x; | |
2f6547fb | 749 | rect.y = is->ytop + y; |
01310af2 FB |
750 | rect.w = width; |
751 | rect.h = height; | |
752 | SDL_DisplayYUVOverlay(vp->bmp, &rect); | |
753 | } else { | |
754 | #if 0 | |
115329f1 DB |
755 | fill_rectangle(screen, |
756 | is->xleft, is->ytop, is->width, is->height, | |
01310af2 FB |
757 | QERGB(0x00, 0x00, 0x00)); |
758 | #endif | |
759 | } | |
760 | } | |
761 | ||
762 | static inline int compute_mod(int a, int b) | |
763 | { | |
764 | a = a % b; | |
115329f1 | 765 | if (a >= 0) |
01310af2 FB |
766 | return a; |
767 | else | |
768 | return a + b; | |
769 | } | |
770 | ||
771 | static void video_audio_display(VideoState *s) | |
772 | { | |
773 | int i, i_start, x, y1, y, ys, delay, n, nb_display_channels; | |
774 | int ch, channels, h, h2, bgcolor, fgcolor; | |
775 | int16_t time_diff; | |
115329f1 | 776 | |
01310af2 | 777 | /* compute display index : center on currently output samples */ |
01f4895c | 778 | channels = s->audio_st->codec->channels; |
01310af2 | 779 | nb_display_channels = channels; |
5e0257e3 FB |
780 | if (!s->paused) { |
781 | n = 2 * channels; | |
782 | delay = audio_write_get_buf_size(s); | |
783 | delay /= n; | |
115329f1 | 784 | |
5e0257e3 FB |
785 | /* to be more precise, we take into account the time spent since |
786 | the last buffer computation */ | |
787 | if (audio_callback_time) { | |
788 | time_diff = av_gettime() - audio_callback_time; | |
01f4895c | 789 | delay += (time_diff * s->audio_st->codec->sample_rate) / 1000000; |
5e0257e3 | 790 | } |
115329f1 | 791 | |
5e0257e3 FB |
792 | delay -= s->width / 2; |
793 | if (delay < s->width) | |
794 | delay = s->width; | |
ac50bcc8 MN |
795 | |
796 | i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE); | |
797 | ||
798 | h= INT_MIN; | |
799 | for(i=0; i<1000; i+=channels){ | |
800 | int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE; | |
801 | int a= s->sample_array[idx]; | |
802 | int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE]; | |
803 | int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE]; | |
804 | int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE]; | |
805 | int score= a-d; | |
806 | if(h<score && (b^c)<0){ | |
807 | h= score; | |
808 | i_start= idx; | |
809 | } | |
810 | } | |
811 | ||
5e0257e3 FB |
812 | s->last_i_start = i_start; |
813 | } else { | |
814 | i_start = s->last_i_start; | |
01310af2 FB |
815 | } |
816 | ||
01310af2 | 817 | bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
115329f1 DB |
818 | fill_rectangle(screen, |
819 | s->xleft, s->ytop, s->width, s->height, | |
01310af2 FB |
820 | bgcolor); |
821 | ||
822 | fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff); | |
823 | ||
824 | /* total height for one channel */ | |
825 | h = s->height / nb_display_channels; | |
826 | /* graph height / 2 */ | |
827 | h2 = (h * 9) / 20; | |
828 | for(ch = 0;ch < nb_display_channels; ch++) { | |
829 | i = i_start + ch; | |
830 | y1 = s->ytop + ch * h + (h / 2); /* position of center line */ | |
831 | for(x = 0; x < s->width; x++) { | |
832 | y = (s->sample_array[i] * h2) >> 15; | |
833 | if (y < 0) { | |
834 | y = -y; | |
835 | ys = y1 - y; | |
836 | } else { | |
837 | ys = y1; | |
838 | } | |
115329f1 DB |
839 | fill_rectangle(screen, |
840 | s->xleft + x, ys, 1, y, | |
01310af2 FB |
841 | fgcolor); |
842 | i += channels; | |
843 | if (i >= SAMPLE_ARRAY_SIZE) | |
844 | i -= SAMPLE_ARRAY_SIZE; | |
845 | } | |
846 | } | |
847 | ||
848 | fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff); | |
849 | ||
850 | for(ch = 1;ch < nb_display_channels; ch++) { | |
851 | y = s->ytop + ch * h; | |
115329f1 DB |
852 | fill_rectangle(screen, |
853 | s->xleft, y, s->width, 1, | |
01310af2 FB |
854 | fgcolor); |
855 | } | |
856 | SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height); | |
857 | } | |
858 | ||
990c8438 MN |
859 | static int video_open(VideoState *is){ |
860 | int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; | |
861 | int w,h; | |
862 | ||
fb84155b MN |
863 | if(is_full_screen) flags |= SDL_FULLSCREEN; |
864 | else flags |= SDL_RESIZABLE; | |
865 | ||
990c8438 MN |
866 | if (is_full_screen && fs_screen_width) { |
867 | w = fs_screen_width; | |
868 | h = fs_screen_height; | |
fb84155b MN |
869 | } else if(!is_full_screen && screen_width){ |
870 | w = screen_width; | |
871 | h = screen_height; | |
872 | }else if (is->video_st && is->video_st->codec->width){ | |
873 | w = is->video_st->codec->width; | |
874 | h = is->video_st->codec->height; | |
990c8438 | 875 | } else { |
fb84155b MN |
876 | w = 640; |
877 | h = 480; | |
990c8438 | 878 | } |
c97f5402 | 879 | #ifndef __APPLE__ |
990c8438 MN |
880 | screen = SDL_SetVideoMode(w, h, 0, flags); |
881 | #else | |
882 | /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */ | |
883 | screen = SDL_SetVideoMode(w, h, 24, flags); | |
884 | #endif | |
885 | if (!screen) { | |
886 | fprintf(stderr, "SDL: could not set video mode - exiting\n"); | |
887 | return -1; | |
888 | } | |
889 | SDL_WM_SetCaption("FFplay", "FFplay"); | |
890 | ||
891 | is->width = screen->w; | |
892 | is->height = screen->h; | |
893 | ||
894 | return 0; | |
895 | } | |
8c982c5d | 896 | |
01310af2 FB |
897 | /* display the current picture, if any */ |
898 | static void video_display(VideoState *is) | |
899 | { | |
8c982c5d MN |
900 | if(!screen) |
901 | video_open(cur_stream); | |
115329f1 | 902 | if (is->audio_st && is->show_audio) |
01310af2 FB |
903 | video_audio_display(is); |
904 | else if (is->video_st) | |
905 | video_image_display(is); | |
906 | } | |
907 | ||
908 | static Uint32 sdl_refresh_timer_cb(Uint32 interval, void *opaque) | |
909 | { | |
910 | SDL_Event event; | |
911 | event.type = FF_REFRESH_EVENT; | |
912 | event.user.data1 = opaque; | |
913 | SDL_PushEvent(&event); | |
914 | return 0; /* 0 means stop timer */ | |
915 | } | |
916 | ||
917 | /* schedule a video refresh in 'delay' ms */ | |
918 | static void schedule_refresh(VideoState *is, int delay) | |
919 | { | |
cc1f91d7 | 920 | if(!delay) delay=1; //SDL seems to be buggy when the delay is 0 |
01310af2 FB |
921 | SDL_AddTimer(delay, sdl_refresh_timer_cb, is); |
922 | } | |
923 | ||
638c9d91 FB |
924 | /* get the current audio clock value */ |
925 | static double get_audio_clock(VideoState *is) | |
926 | { | |
927 | double pts; | |
928 | int hw_buf_size, bytes_per_sec; | |
929 | pts = is->audio_clock; | |
930 | hw_buf_size = audio_write_get_buf_size(is); | |
931 | bytes_per_sec = 0; | |
932 | if (is->audio_st) { | |
115329f1 | 933 | bytes_per_sec = is->audio_st->codec->sample_rate * |
01f4895c | 934 | 2 * is->audio_st->codec->channels; |
638c9d91 FB |
935 | } |
936 | if (bytes_per_sec) | |
937 | pts -= (double)hw_buf_size / bytes_per_sec; | |
938 | return pts; | |
939 | } | |
940 | ||
941 | /* get the current video clock value */ | |
942 | static double get_video_clock(VideoState *is) | |
943 | { | |
944 | double delta; | |
04108619 | 945 | if (is->paused) { |
72ea344b FB |
946 | delta = 0; |
947 | } else { | |
948 | delta = (av_gettime() - is->video_current_pts_time) / 1000000.0; | |
949 | } | |
638c9d91 FB |
950 | return is->video_current_pts + delta; |
951 | } | |
952 | ||
953 | /* get the current external clock value */ | |
954 | static double get_external_clock(VideoState *is) | |
955 | { | |
956 | int64_t ti; | |
957 | ti = av_gettime(); | |
958 | return is->external_clock + ((ti - is->external_clock_time) * 1e-6); | |
959 | } | |
960 | ||
961 | /* get the current master clock value */ | |
962 | static double get_master_clock(VideoState *is) | |
963 | { | |
964 | double val; | |
965 | ||
72ea344b FB |
966 | if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) { |
967 | if (is->video_st) | |
968 | val = get_video_clock(is); | |
969 | else | |
970 | val = get_audio_clock(is); | |
971 | } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) { | |
972 | if (is->audio_st) | |
973 | val = get_audio_clock(is); | |
974 | else | |
975 | val = get_video_clock(is); | |
976 | } else { | |
638c9d91 | 977 | val = get_external_clock(is); |
72ea344b | 978 | } |
638c9d91 FB |
979 | return val; |
980 | } | |
981 | ||
72ea344b | 982 | /* seek in the stream */ |
3ba1438d | 983 | static void stream_seek(VideoState *is, int64_t pos, int rel) |
72ea344b | 984 | { |
687fae2b IW |
985 | if (!is->seek_req) { |
986 | is->seek_pos = pos; | |
987 | is->seek_flags = rel < 0 ? AVSEEK_FLAG_BACKWARD : 0; | |
94b594c6 SH |
988 | if (seek_by_bytes) |
989 | is->seek_flags |= AVSEEK_FLAG_BYTE; | |
687fae2b IW |
990 | is->seek_req = 1; |
991 | } | |
72ea344b FB |
992 | } |
993 | ||
994 | /* pause or resume the video */ | |
995 | static void stream_pause(VideoState *is) | |
996 | { | |
997 | is->paused = !is->paused; | |
917fa192 | 998 | if (!is->paused) { |
72ea344b | 999 | is->video_current_pts = get_video_clock(is); |
917fa192 | 1000 | is->frame_timer += (av_gettime() - is->video_current_pts_time) / 1000000.0; |
72ea344b FB |
1001 | } |
1002 | } | |
1003 | ||
01310af2 FB |
1004 | /* called to display each frame */ |
1005 | static void video_refresh_timer(void *opaque) | |
1006 | { | |
1007 | VideoState *is = opaque; | |
1008 | VideoPicture *vp; | |
638c9d91 FB |
1009 | double actual_delay, delay, sync_threshold, ref_clock, diff; |
1010 | ||
72ce053b | 1011 | SubPicture *sp, *sp2; |
01310af2 FB |
1012 | |
1013 | if (is->video_st) { | |
1014 | if (is->pictq_size == 0) { | |
1015 | /* if no picture, need to wait */ | |
7e0140cb | 1016 | schedule_refresh(is, 1); |
01310af2 | 1017 | } else { |
638c9d91 | 1018 | /* dequeue the picture */ |
01310af2 | 1019 | vp = &is->pictq[is->pictq_rindex]; |
638c9d91 FB |
1020 | |
1021 | /* update current video pts */ | |
1022 | is->video_current_pts = vp->pts; | |
1023 | is->video_current_pts_time = av_gettime(); | |
1024 | ||
1025 | /* compute nominal delay */ | |
1026 | delay = vp->pts - is->frame_last_pts; | |
3a3ee96c | 1027 | if (delay <= 0 || delay >= 10.0) { |
638c9d91 FB |
1028 | /* if incorrect delay, use previous one */ |
1029 | delay = is->frame_last_delay; | |
1030 | } | |
1031 | is->frame_last_delay = delay; | |
1032 | is->frame_last_pts = vp->pts; | |
1033 | ||
1034 | /* update delay to follow master synchronisation source */ | |
1035 | if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) || | |
1036 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { | |
1037 | /* if video is slave, we try to correct big delays by | |
1038 | duplicating or deleting a frame */ | |
1039 | ref_clock = get_master_clock(is); | |
1040 | diff = vp->pts - ref_clock; | |
115329f1 | 1041 | |
638c9d91 FB |
1042 | /* skip or repeat frame. We take into account the |
1043 | delay to compute the threshold. I still don't know | |
1044 | if it is the best guess */ | |
8a9d72a0 | 1045 | sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay); |
638c9d91 FB |
1046 | if (fabs(diff) < AV_NOSYNC_THRESHOLD) { |
1047 | if (diff <= -sync_threshold) | |
1048 | delay = 0; | |
1049 | else if (diff >= sync_threshold) | |
1050 | delay = 2 * delay; | |
1051 | } | |
1052 | } | |
1053 | ||
1054 | is->frame_timer += delay; | |
1055 | /* compute the REAL delay (we need to do that to avoid | |
1056 | long term errors */ | |
1057 | actual_delay = is->frame_timer - (av_gettime() / 1000000.0); | |
1058 | if (actual_delay < 0.010) { | |
1059 | /* XXX: should skip picture */ | |
1060 | actual_delay = 0.010; | |
1061 | } | |
01310af2 | 1062 | /* launch timer for next picture */ |
638c9d91 FB |
1063 | schedule_refresh(is, (int)(actual_delay * 1000 + 0.5)); |
1064 | ||
1065 | #if defined(DEBUG_SYNC) | |
115329f1 | 1066 | printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n", |
638c9d91 FB |
1067 | delay, actual_delay, vp->pts, -diff); |
1068 | #endif | |
01310af2 | 1069 | |
72ce053b IC |
1070 | if(is->subtitle_st) { |
1071 | if (is->subtitle_stream_changed) { | |
1072 | SDL_LockMutex(is->subpq_mutex); | |
115329f1 | 1073 | |
72ce053b IC |
1074 | while (is->subpq_size) { |
1075 | free_subpicture(&is->subpq[is->subpq_rindex]); | |
115329f1 | 1076 | |
72ce053b IC |
1077 | /* update queue size and signal for next picture */ |
1078 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1079 | is->subpq_rindex = 0; | |
115329f1 | 1080 | |
72ce053b IC |
1081 | is->subpq_size--; |
1082 | } | |
1083 | is->subtitle_stream_changed = 0; | |
1084 | ||
1085 | SDL_CondSignal(is->subpq_cond); | |
1086 | SDL_UnlockMutex(is->subpq_mutex); | |
1087 | } else { | |
1088 | if (is->subpq_size > 0) { | |
1089 | sp = &is->subpq[is->subpq_rindex]; | |
1090 | ||
1091 | if (is->subpq_size > 1) | |
1092 | sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE]; | |
1093 | else | |
1094 | sp2 = NULL; | |
1095 | ||
1096 | if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) | |
1097 | || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) | |
1098 | { | |
1099 | free_subpicture(sp); | |
1100 | ||
1101 | /* update queue size and signal for next picture */ | |
1102 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1103 | is->subpq_rindex = 0; | |
1104 | ||
1105 | SDL_LockMutex(is->subpq_mutex); | |
1106 | is->subpq_size--; | |
1107 | SDL_CondSignal(is->subpq_cond); | |
1108 | SDL_UnlockMutex(is->subpq_mutex); | |
1109 | } | |
1110 | } | |
1111 | } | |
1112 | } | |
1113 | ||
01310af2 FB |
1114 | /* display picture */ |
1115 | video_display(is); | |
115329f1 | 1116 | |
01310af2 FB |
1117 | /* update queue size and signal for next picture */ |
1118 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1119 | is->pictq_rindex = 0; | |
115329f1 | 1120 | |
01310af2 FB |
1121 | SDL_LockMutex(is->pictq_mutex); |
1122 | is->pictq_size--; | |
1123 | SDL_CondSignal(is->pictq_cond); | |
1124 | SDL_UnlockMutex(is->pictq_mutex); | |
1125 | } | |
1126 | } else if (is->audio_st) { | |
1127 | /* draw the next audio frame */ | |
1128 | ||
1129 | schedule_refresh(is, 40); | |
1130 | ||
1131 | /* if only audio stream, then display the audio bars (better | |
1132 | than nothing, just to test the implementation */ | |
115329f1 | 1133 | |
01310af2 FB |
1134 | /* display picture */ |
1135 | video_display(is); | |
1136 | } else { | |
1137 | schedule_refresh(is, 100); | |
1138 | } | |
1139 | if (show_status) { | |
1140 | static int64_t last_time; | |
1141 | int64_t cur_time; | |
72ce053b | 1142 | int aqsize, vqsize, sqsize; |
638c9d91 | 1143 | double av_diff; |
115329f1 | 1144 | |
01310af2 FB |
1145 | cur_time = av_gettime(); |
1146 | if (!last_time || (cur_time - last_time) >= 500 * 1000) { | |
1147 | aqsize = 0; | |
1148 | vqsize = 0; | |
72ce053b | 1149 | sqsize = 0; |
01310af2 FB |
1150 | if (is->audio_st) |
1151 | aqsize = is->audioq.size; | |
1152 | if (is->video_st) | |
1153 | vqsize = is->videoq.size; | |
72ce053b IC |
1154 | if (is->subtitle_st) |
1155 | sqsize = is->subtitleq.size; | |
638c9d91 FB |
1156 | av_diff = 0; |
1157 | if (is->audio_st && is->video_st) | |
1158 | av_diff = get_audio_clock(is) - get_video_clock(is); | |
115329f1 | 1159 | printf("%7.2f A-V:%7.3f aq=%5dKB vq=%5dKB sq=%5dB \r", |
72ce053b | 1160 | get_master_clock(is), av_diff, aqsize / 1024, vqsize / 1024, sqsize); |
01310af2 FB |
1161 | fflush(stdout); |
1162 | last_time = cur_time; | |
1163 | } | |
1164 | } | |
1165 | } | |
1166 | ||
1167 | /* allocate a picture (needs to do that in main thread to avoid | |
1168 | potential locking problems */ | |
1169 | static void alloc_picture(void *opaque) | |
1170 | { | |
1171 | VideoState *is = opaque; | |
1172 | VideoPicture *vp; | |
01310af2 FB |
1173 | |
1174 | vp = &is->pictq[is->pictq_windex]; | |
1175 | ||
1176 | if (vp->bmp) | |
1177 | SDL_FreeYUVOverlay(vp->bmp); | |
1178 | ||
61890b02 | 1179 | #if 0 |
01310af2 | 1180 | /* XXX: use generic function */ |
61890b02 | 1181 | /* XXX: disable overlay if no hardware acceleration or if RGB format */ |
01f4895c | 1182 | switch(is->video_st->codec->pix_fmt) { |
01310af2 FB |
1183 | case PIX_FMT_YUV420P: |
1184 | case PIX_FMT_YUV422P: | |
1185 | case PIX_FMT_YUV444P: | |
71e445fc | 1186 | case PIX_FMT_YUYV422: |
01310af2 FB |
1187 | case PIX_FMT_YUV410P: |
1188 | case PIX_FMT_YUV411P: | |
1189 | is_yuv = 1; | |
1190 | break; | |
1191 | default: | |
1192 | is_yuv = 0; | |
1193 | break; | |
1194 | } | |
01310af2 | 1195 | #endif |
01f4895c MN |
1196 | vp->bmp = SDL_CreateYUVOverlay(is->video_st->codec->width, |
1197 | is->video_st->codec->height, | |
115329f1 | 1198 | SDL_YV12_OVERLAY, |
61890b02 | 1199 | screen); |
01f4895c MN |
1200 | vp->width = is->video_st->codec->width; |
1201 | vp->height = is->video_st->codec->height; | |
01310af2 FB |
1202 | |
1203 | SDL_LockMutex(is->pictq_mutex); | |
1204 | vp->allocated = 1; | |
1205 | SDL_CondSignal(is->pictq_cond); | |
1206 | SDL_UnlockMutex(is->pictq_mutex); | |
1207 | } | |
1208 | ||
267e9dfa MN |
1209 | /** |
1210 | * | |
1211 | * @param pts the dts of the pkt / pts of the frame and guessed if not known | |
1212 | */ | |
638c9d91 | 1213 | static int queue_picture(VideoState *is, AVFrame *src_frame, double pts) |
01310af2 FB |
1214 | { |
1215 | VideoPicture *vp; | |
1216 | int dst_pix_fmt; | |
1217 | AVPicture pict; | |
03ae87a3 | 1218 | static struct SwsContext *img_convert_ctx; |
115329f1 | 1219 | |
01310af2 FB |
1220 | /* wait until we have space to put a new picture */ |
1221 | SDL_LockMutex(is->pictq_mutex); | |
1222 | while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && | |
1223 | !is->videoq.abort_request) { | |
1224 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1225 | } | |
1226 | SDL_UnlockMutex(is->pictq_mutex); | |
115329f1 | 1227 | |
01310af2 FB |
1228 | if (is->videoq.abort_request) |
1229 | return -1; | |
1230 | ||
1231 | vp = &is->pictq[is->pictq_windex]; | |
1232 | ||
1233 | /* alloc or resize hardware picture buffer */ | |
115329f1 | 1234 | if (!vp->bmp || |
01f4895c MN |
1235 | vp->width != is->video_st->codec->width || |
1236 | vp->height != is->video_st->codec->height) { | |
01310af2 FB |
1237 | SDL_Event event; |
1238 | ||
1239 | vp->allocated = 0; | |
1240 | ||
1241 | /* the allocation must be done in the main thread to avoid | |
1242 | locking problems */ | |
1243 | event.type = FF_ALLOC_EVENT; | |
1244 | event.user.data1 = is; | |
1245 | SDL_PushEvent(&event); | |
115329f1 | 1246 | |
01310af2 FB |
1247 | /* wait until the picture is allocated */ |
1248 | SDL_LockMutex(is->pictq_mutex); | |
1249 | while (!vp->allocated && !is->videoq.abort_request) { | |
1250 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1251 | } | |
1252 | SDL_UnlockMutex(is->pictq_mutex); | |
1253 | ||
1254 | if (is->videoq.abort_request) | |
1255 | return -1; | |
1256 | } | |
1257 | ||
638c9d91 | 1258 | /* if the frame is not skipped, then display it */ |
01310af2 FB |
1259 | if (vp->bmp) { |
1260 | /* get a pointer on the bitmap */ | |
1261 | SDL_LockYUVOverlay (vp->bmp); | |
1262 | ||
1263 | dst_pix_fmt = PIX_FMT_YUV420P; | |
1264 | pict.data[0] = vp->bmp->pixels[0]; | |
1265 | pict.data[1] = vp->bmp->pixels[2]; | |
1266 | pict.data[2] = vp->bmp->pixels[1]; | |
1267 | ||
1268 | pict.linesize[0] = vp->bmp->pitches[0]; | |
1269 | pict.linesize[1] = vp->bmp->pitches[2]; | |
1270 | pict.linesize[2] = vp->bmp->pitches[1]; | |
e43d7a18 | 1271 | sws_flags = av_get_int(sws_opts, "sws_flags", NULL); |
feb7bc67 AB |
1272 | img_convert_ctx = sws_getCachedContext(img_convert_ctx, |
1273 | is->video_st->codec->width, is->video_st->codec->height, | |
1274 | is->video_st->codec->pix_fmt, | |
1275 | is->video_st->codec->width, is->video_st->codec->height, | |
1276 | dst_pix_fmt, sws_flags, NULL, NULL, NULL); | |
26ba8235 AB |
1277 | if (img_convert_ctx == NULL) { |
1278 | fprintf(stderr, "Cannot initialize the conversion context\n"); | |
1279 | exit(1); | |
1280 | } | |
03ae87a3 LA |
1281 | sws_scale(img_convert_ctx, src_frame->data, src_frame->linesize, |
1282 | 0, is->video_st->codec->height, pict.data, pict.linesize); | |
01310af2 FB |
1283 | /* update the bitmap content */ |
1284 | SDL_UnlockYUVOverlay(vp->bmp); | |
1285 | ||
638c9d91 | 1286 | vp->pts = pts; |
01310af2 FB |
1287 | |
1288 | /* now we can update the picture count */ | |
1289 | if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE) | |
1290 | is->pictq_windex = 0; | |
1291 | SDL_LockMutex(is->pictq_mutex); | |
1292 | is->pictq_size++; | |
1293 | SDL_UnlockMutex(is->pictq_mutex); | |
1294 | } | |
638c9d91 FB |
1295 | return 0; |
1296 | } | |
1297 | ||
115329f1 DB |
1298 | /** |
1299 | * compute the exact PTS for the picture if it is omitted in the stream | |
267e9dfa MN |
1300 | * @param pts1 the dts of the pkt / pts of the frame |
1301 | */ | |
638c9d91 FB |
1302 | static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1) |
1303 | { | |
1304 | double frame_delay, pts; | |
115329f1 | 1305 | |
638c9d91 FB |
1306 | pts = pts1; |
1307 | ||
01310af2 | 1308 | if (pts != 0) { |
638c9d91 | 1309 | /* update video clock with pts, if present */ |
01310af2 FB |
1310 | is->video_clock = pts; |
1311 | } else { | |
72ea344b FB |
1312 | pts = is->video_clock; |
1313 | } | |
1314 | /* update video clock for next frame */ | |
01f4895c | 1315 | frame_delay = av_q2d(is->video_st->codec->time_base); |
72ea344b FB |
1316 | /* for MPEG2, the frame can be repeated, so we update the |
1317 | clock accordingly */ | |
267e9dfa | 1318 | frame_delay += src_frame->repeat_pict * (frame_delay * 0.5); |
72ea344b | 1319 | is->video_clock += frame_delay; |
638c9d91 FB |
1320 | |
1321 | #if defined(DEBUG_SYNC) && 0 | |
1322 | { | |
1323 | int ftype; | |
1324 | if (src_frame->pict_type == FF_B_TYPE) | |
1325 | ftype = 'B'; | |
1326 | else if (src_frame->pict_type == FF_I_TYPE) | |
1327 | ftype = 'I'; | |
1328 | else | |
1329 | ftype = 'P'; | |
115329f1 | 1330 | printf("frame_type=%c clock=%0.3f pts=%0.3f\n", |
72ea344b | 1331 | ftype, pts, pts1); |
638c9d91 FB |
1332 | } |
1333 | #endif | |
72ea344b | 1334 | return queue_picture(is, src_frame, pts); |
01310af2 FB |
1335 | } |
1336 | ||
1337 | static int video_thread(void *arg) | |
1338 | { | |
1339 | VideoState *is = arg; | |
1340 | AVPacket pkt1, *pkt = &pkt1; | |
72ea344b | 1341 | int len1, got_picture; |
c6b1edc9 | 1342 | AVFrame *frame= avcodec_alloc_frame(); |
01310af2 FB |
1343 | double pts; |
1344 | ||
1345 | for(;;) { | |
1346 | while (is->paused && !is->videoq.abort_request) { | |
1347 | SDL_Delay(10); | |
1348 | } | |
1349 | if (packet_queue_get(&is->videoq, pkt, 1) < 0) | |
1350 | break; | |
39c6a118 MN |
1351 | |
1352 | if(pkt->data == flush_pkt.data){ | |
1353 | avcodec_flush_buffers(is->video_st->codec); | |
1354 | continue; | |
1355 | } | |
1356 | ||
638c9d91 FB |
1357 | /* NOTE: ipts is the PTS of the _first_ picture beginning in |
1358 | this packet, if any */ | |
7fb262b5 | 1359 | is->video_st->codec->reordered_opaque= pkt->pts; |
620e8baf MN |
1360 | len1 = avcodec_decode_video(is->video_st->codec, |
1361 | frame, &got_picture, | |
1362 | pkt->data, pkt->size); | |
1363 | ||
1364 | if( (decoder_reorder_pts || pkt->dts == AV_NOPTS_VALUE) | |
7fb262b5 MN |
1365 | && frame->reordered_opaque != AV_NOPTS_VALUE) |
1366 | pts= frame->reordered_opaque; | |
620e8baf MN |
1367 | else if(pkt->dts != AV_NOPTS_VALUE) |
1368 | pts= pkt->dts; | |
1369 | else | |
1370 | pts= 0; | |
1371 | pts *= av_q2d(is->video_st->time_base); | |
5039185a | 1372 | |
fb966f99 MN |
1373 | // if (len1 < 0) |
1374 | // break; | |
620e8baf MN |
1375 | if (got_picture) { |
1376 | if (output_picture2(is, frame, pts) < 0) | |
1377 | goto the_end; | |
1378 | } | |
01310af2 | 1379 | av_free_packet(pkt); |
115329f1 | 1380 | if (step) |
bba04f1e WH |
1381 | if (cur_stream) |
1382 | stream_pause(cur_stream); | |
01310af2 FB |
1383 | } |
1384 | the_end: | |
c6b1edc9 | 1385 | av_free(frame); |
01310af2 FB |
1386 | return 0; |
1387 | } | |
1388 | ||
72ce053b IC |
1389 | static int subtitle_thread(void *arg) |
1390 | { | |
1391 | VideoState *is = arg; | |
1392 | SubPicture *sp; | |
1393 | AVPacket pkt1, *pkt = &pkt1; | |
1394 | int len1, got_subtitle; | |
1395 | double pts; | |
1396 | int i, j; | |
1397 | int r, g, b, y, u, v, a; | |
1398 | ||
1399 | for(;;) { | |
1400 | while (is->paused && !is->subtitleq.abort_request) { | |
1401 | SDL_Delay(10); | |
1402 | } | |
1403 | if (packet_queue_get(&is->subtitleq, pkt, 1) < 0) | |
1404 | break; | |
115329f1 | 1405 | |
39c6a118 MN |
1406 | if(pkt->data == flush_pkt.data){ |
1407 | avcodec_flush_buffers(is->subtitle_st->codec); | |
1408 | continue; | |
1409 | } | |
72ce053b IC |
1410 | SDL_LockMutex(is->subpq_mutex); |
1411 | while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE && | |
1412 | !is->subtitleq.abort_request) { | |
1413 | SDL_CondWait(is->subpq_cond, is->subpq_mutex); | |
1414 | } | |
1415 | SDL_UnlockMutex(is->subpq_mutex); | |
115329f1 | 1416 | |
72ce053b IC |
1417 | if (is->subtitleq.abort_request) |
1418 | goto the_end; | |
115329f1 | 1419 | |
72ce053b IC |
1420 | sp = &is->subpq[is->subpq_windex]; |
1421 | ||
1422 | /* NOTE: ipts is the PTS of the _first_ picture beginning in | |
1423 | this packet, if any */ | |
1424 | pts = 0; | |
1425 | if (pkt->pts != AV_NOPTS_VALUE) | |
1426 | pts = av_q2d(is->subtitle_st->time_base)*pkt->pts; | |
1427 | ||
115329f1 DB |
1428 | len1 = avcodec_decode_subtitle(is->subtitle_st->codec, |
1429 | &sp->sub, &got_subtitle, | |
72ce053b | 1430 | pkt->data, pkt->size); |
72ce053b IC |
1431 | // if (len1 < 0) |
1432 | // break; | |
1433 | if (got_subtitle && sp->sub.format == 0) { | |
1434 | sp->pts = pts; | |
115329f1 | 1435 | |
72ce053b IC |
1436 | for (i = 0; i < sp->sub.num_rects; i++) |
1437 | { | |
1438 | for (j = 0; j < sp->sub.rects[i].nb_colors; j++) | |
1439 | { | |
1440 | RGBA_IN(r, g, b, a, sp->sub.rects[i].rgba_palette + j); | |
1441 | y = RGB_TO_Y_CCIR(r, g, b); | |
1442 | u = RGB_TO_U_CCIR(r, g, b, 0); | |
1443 | v = RGB_TO_V_CCIR(r, g, b, 0); | |
1444 | YUVA_OUT(sp->sub.rects[i].rgba_palette + j, y, u, v, a); | |
1445 | } | |
1446 | } | |
1447 | ||
1448 | /* now we can update the picture count */ | |
1449 | if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE) | |
1450 | is->subpq_windex = 0; | |
1451 | SDL_LockMutex(is->subpq_mutex); | |
1452 | is->subpq_size++; | |
1453 | SDL_UnlockMutex(is->subpq_mutex); | |
1454 | } | |
1455 | av_free_packet(pkt); | |
115329f1 | 1456 | // if (step) |
72ce053b IC |
1457 | // if (cur_stream) |
1458 | // stream_pause(cur_stream); | |
1459 | } | |
1460 | the_end: | |
1461 | return 0; | |
1462 | } | |
1463 | ||
01310af2 FB |
1464 | /* copy samples for viewing in editor window */ |
1465 | static void update_sample_display(VideoState *is, short *samples, int samples_size) | |
1466 | { | |
1467 | int size, len, channels; | |
1468 | ||
01f4895c | 1469 | channels = is->audio_st->codec->channels; |
01310af2 FB |
1470 | |
1471 | size = samples_size / sizeof(short); | |
1472 | while (size > 0) { | |
1473 | len = SAMPLE_ARRAY_SIZE - is->sample_array_index; | |
1474 | if (len > size) | |
1475 | len = size; | |
1476 | memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short)); | |
1477 | samples += len; | |
1478 | is->sample_array_index += len; | |
1479 | if (is->sample_array_index >= SAMPLE_ARRAY_SIZE) | |
1480 | is->sample_array_index = 0; | |
1481 | size -= len; | |
1482 | } | |
1483 | } | |
1484 | ||
01310af2 FB |
1485 | /* return the new audio buffer size (samples can be added or deleted |
1486 | to get better sync if video or external master clock) */ | |
115329f1 | 1487 | static int synchronize_audio(VideoState *is, short *samples, |
638c9d91 | 1488 | int samples_size1, double pts) |
01310af2 | 1489 | { |
638c9d91 | 1490 | int n, samples_size; |
01310af2 | 1491 | double ref_clock; |
115329f1 | 1492 | |
01f4895c | 1493 | n = 2 * is->audio_st->codec->channels; |
638c9d91 | 1494 | samples_size = samples_size1; |
01310af2 | 1495 | |
01310af2 | 1496 | /* if not master, then we try to remove or add samples to correct the clock */ |
01310af2 | 1497 | if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) || |
638c9d91 FB |
1498 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { |
1499 | double diff, avg_diff; | |
01310af2 | 1500 | int wanted_size, min_size, max_size, nb_samples; |
115329f1 | 1501 | |
638c9d91 FB |
1502 | ref_clock = get_master_clock(is); |
1503 | diff = get_audio_clock(is) - ref_clock; | |
115329f1 | 1504 | |
638c9d91 FB |
1505 | if (diff < AV_NOSYNC_THRESHOLD) { |
1506 | is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum; | |
1507 | if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) { | |
1508 | /* not enough measures to have a correct estimate */ | |
1509 | is->audio_diff_avg_count++; | |
1510 | } else { | |
1511 | /* estimate the A-V difference */ | |
1512 | avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef); | |
1513 | ||
1514 | if (fabs(avg_diff) >= is->audio_diff_threshold) { | |
01f4895c | 1515 | wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n); |
638c9d91 | 1516 | nb_samples = samples_size / n; |
115329f1 | 1517 | |
638c9d91 FB |
1518 | min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; |
1519 | max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; | |
1520 | if (wanted_size < min_size) | |
1521 | wanted_size = min_size; | |
1522 | else if (wanted_size > max_size) | |
1523 | wanted_size = max_size; | |
115329f1 | 1524 | |
638c9d91 FB |
1525 | /* add or remove samples to correction the synchro */ |
1526 | if (wanted_size < samples_size) { | |
1527 | /* remove samples */ | |
1528 | samples_size = wanted_size; | |
1529 | } else if (wanted_size > samples_size) { | |
1530 | uint8_t *samples_end, *q; | |
1531 | int nb; | |
115329f1 | 1532 | |
638c9d91 FB |
1533 | /* add samples */ |
1534 | nb = (samples_size - wanted_size); | |
1535 | samples_end = (uint8_t *)samples + samples_size - n; | |
1536 | q = samples_end + n; | |
1537 | while (nb > 0) { | |
1538 | memcpy(q, samples_end, n); | |
1539 | q += n; | |
1540 | nb -= n; | |
1541 | } | |
1542 | samples_size = wanted_size; | |
1543 | } | |
1544 | } | |
1545 | #if 0 | |
115329f1 DB |
1546 | printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n", |
1547 | diff, avg_diff, samples_size - samples_size1, | |
638c9d91 FB |
1548 | is->audio_clock, is->video_clock, is->audio_diff_threshold); |
1549 | #endif | |
01310af2 | 1550 | } |
638c9d91 FB |
1551 | } else { |
1552 | /* too big difference : may be initial PTS errors, so | |
1553 | reset A-V filter */ | |
1554 | is->audio_diff_avg_count = 0; | |
1555 | is->audio_diff_cum = 0; | |
01310af2 FB |
1556 | } |
1557 | } | |
1558 | ||
01310af2 FB |
1559 | return samples_size; |
1560 | } | |
1561 | ||
1562 | /* decode one audio frame and returns its uncompressed size */ | |
5a4476e2 | 1563 | static int audio_decode_frame(VideoState *is, double *pts_ptr) |
01310af2 FB |
1564 | { |
1565 | AVPacket *pkt = &is->audio_pkt; | |
abdff646 | 1566 | AVCodecContext *dec= is->audio_st->codec; |
72ea344b | 1567 | int n, len1, data_size; |
01310af2 FB |
1568 | double pts; |
1569 | ||
1570 | for(;;) { | |
72ea344b | 1571 | /* NOTE: the audio packet can contain several frames */ |
01310af2 | 1572 | while (is->audio_pkt_size > 0) { |
5a4476e2 | 1573 | data_size = sizeof(is->audio_buf1); |
abdff646 | 1574 | len1 = avcodec_decode_audio2(dec, |
5a4476e2 | 1575 | (int16_t *)is->audio_buf1, &data_size, |
01310af2 | 1576 | is->audio_pkt_data, is->audio_pkt_size); |
72ea344b FB |
1577 | if (len1 < 0) { |
1578 | /* if error, we skip the frame */ | |
1579 | is->audio_pkt_size = 0; | |
01310af2 | 1580 | break; |
72ea344b | 1581 | } |
115329f1 | 1582 | |
01310af2 FB |
1583 | is->audio_pkt_data += len1; |
1584 | is->audio_pkt_size -= len1; | |
72ea344b FB |
1585 | if (data_size <= 0) |
1586 | continue; | |
5a4476e2 PR |
1587 | |
1588 | if (dec->sample_fmt != is->audio_src_fmt) { | |
1589 | if (is->reformat_ctx) | |
1590 | av_audio_convert_free(is->reformat_ctx); | |
1591 | is->reformat_ctx= av_audio_convert_alloc(SAMPLE_FMT_S16, 1, | |
1592 | dec->sample_fmt, 1, NULL, 0); | |
1593 | if (!is->reformat_ctx) { | |
1594 | fprintf(stderr, "Cannot convert %s sample format to %s sample format\n", | |
1595 | avcodec_get_sample_fmt_name(dec->sample_fmt), | |
1596 | avcodec_get_sample_fmt_name(SAMPLE_FMT_S16)); | |
1597 | break; | |
1598 | } | |
1599 | is->audio_src_fmt= dec->sample_fmt; | |
1600 | } | |
1601 | ||
1602 | if (is->reformat_ctx) { | |
1603 | const void *ibuf[6]= {is->audio_buf1}; | |
1604 | void *obuf[6]= {is->audio_buf2}; | |
1605 | int istride[6]= {av_get_bits_per_sample_format(dec->sample_fmt)/8}; | |
1606 | int ostride[6]= {2}; | |
1607 | int len= data_size/istride[0]; | |
1608 | if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { | |
1609 | printf("av_audio_convert() failed\n"); | |
1610 | break; | |
1611 | } | |
1612 | is->audio_buf= is->audio_buf2; | |
1613 | /* FIXME: existing code assume that data_size equals framesize*channels*2 | |
1614 | remove this legacy cruft */ | |
1615 | data_size= len*2; | |
1616 | }else{ | |
1617 | is->audio_buf= is->audio_buf1; | |
1618 | } | |
1619 | ||
72ea344b FB |
1620 | /* if no pts, then compute it */ |
1621 | pts = is->audio_clock; | |
1622 | *pts_ptr = pts; | |
abdff646 | 1623 | n = 2 * dec->channels; |
115329f1 | 1624 | is->audio_clock += (double)data_size / |
abdff646 | 1625 | (double)(n * dec->sample_rate); |
638c9d91 | 1626 | #if defined(DEBUG_SYNC) |
72ea344b FB |
1627 | { |
1628 | static double last_clock; | |
1629 | printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n", | |
1630 | is->audio_clock - last_clock, | |
1631 | is->audio_clock, pts); | |
1632 | last_clock = is->audio_clock; | |
01310af2 | 1633 | } |
72ea344b FB |
1634 | #endif |
1635 | return data_size; | |
01310af2 FB |
1636 | } |
1637 | ||
72ea344b FB |
1638 | /* free the current packet */ |
1639 | if (pkt->data) | |
01310af2 | 1640 | av_free_packet(pkt); |
115329f1 | 1641 | |
72ea344b FB |
1642 | if (is->paused || is->audioq.abort_request) { |
1643 | return -1; | |
1644 | } | |
115329f1 | 1645 | |
01310af2 FB |
1646 | /* read next packet */ |
1647 | if (packet_queue_get(&is->audioq, pkt, 1) < 0) | |
1648 | return -1; | |
39c6a118 | 1649 | if(pkt->data == flush_pkt.data){ |
abdff646 | 1650 | avcodec_flush_buffers(dec); |
39c6a118 MN |
1651 | continue; |
1652 | } | |
1653 | ||
01310af2 FB |
1654 | is->audio_pkt_data = pkt->data; |
1655 | is->audio_pkt_size = pkt->size; | |
115329f1 | 1656 | |
72ea344b FB |
1657 | /* if update the audio clock with the pts */ |
1658 | if (pkt->pts != AV_NOPTS_VALUE) { | |
c0df9d75 | 1659 | is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts; |
72ea344b | 1660 | } |
01310af2 FB |
1661 | } |
1662 | } | |
1663 | ||
638c9d91 FB |
1664 | /* get the current audio output buffer size, in samples. With SDL, we |
1665 | cannot have a precise information */ | |
1666 | static int audio_write_get_buf_size(VideoState *is) | |
01310af2 | 1667 | { |
b09b580b | 1668 | return is->audio_buf_size - is->audio_buf_index; |
01310af2 FB |
1669 | } |
1670 | ||
1671 | ||
1672 | /* prepare a new audio buffer */ | |
358061f6 | 1673 | static void sdl_audio_callback(void *opaque, Uint8 *stream, int len) |
01310af2 FB |
1674 | { |
1675 | VideoState *is = opaque; | |
1676 | int audio_size, len1; | |
1677 | double pts; | |
1678 | ||
1679 | audio_callback_time = av_gettime(); | |
115329f1 | 1680 | |
01310af2 FB |
1681 | while (len > 0) { |
1682 | if (is->audio_buf_index >= is->audio_buf_size) { | |
5a4476e2 | 1683 | audio_size = audio_decode_frame(is, &pts); |
01310af2 FB |
1684 | if (audio_size < 0) { |
1685 | /* if error, just output silence */ | |
1686 | is->audio_buf_size = 1024; | |
1687 | memset(is->audio_buf, 0, is->audio_buf_size); | |
1688 | } else { | |
1689 | if (is->show_audio) | |
1690 | update_sample_display(is, (int16_t *)is->audio_buf, audio_size); | |
115329f1 | 1691 | audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size, |
01310af2 FB |
1692 | pts); |
1693 | is->audio_buf_size = audio_size; | |
1694 | } | |
1695 | is->audio_buf_index = 0; | |
1696 | } | |
1697 | len1 = is->audio_buf_size - is->audio_buf_index; | |
1698 | if (len1 > len) | |
1699 | len1 = len; | |
1700 | memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1); | |
1701 | len -= len1; | |
1702 | stream += len1; | |
1703 | is->audio_buf_index += len1; | |
1704 | } | |
1705 | } | |
1706 | ||
01310af2 FB |
1707 | /* open a given stream. Return 0 if OK */ |
1708 | static int stream_component_open(VideoState *is, int stream_index) | |
1709 | { | |
1710 | AVFormatContext *ic = is->ic; | |
1711 | AVCodecContext *enc; | |
1712 | AVCodec *codec; | |
1713 | SDL_AudioSpec wanted_spec, spec; | |
1714 | ||
1715 | if (stream_index < 0 || stream_index >= ic->nb_streams) | |
1716 | return -1; | |
01f4895c | 1717 | enc = ic->streams[stream_index]->codec; |
115329f1 | 1718 | |
01310af2 FB |
1719 | /* prepare audio output */ |
1720 | if (enc->codec_type == CODEC_TYPE_AUDIO) { | |
51b73087 JR |
1721 | if (enc->channels > 0) { |
1722 | enc->request_channels = FFMIN(2, enc->channels); | |
94eadc8b | 1723 | } else { |
51b73087 | 1724 | enc->request_channels = 2; |
638c9d91 | 1725 | } |
01310af2 FB |
1726 | } |
1727 | ||
1728 | codec = avcodec_find_decoder(enc->codec_id); | |
13d1512c MN |
1729 | enc->debug_mv = debug_mv; |
1730 | enc->debug = debug; | |
6387c3e6 | 1731 | enc->workaround_bugs = workaround_bugs; |
178fcca8 | 1732 | enc->lowres = lowres; |
61846e9a | 1733 | if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE; |
178fcca8 | 1734 | enc->idct_algo= idct; |
6fc5b059 | 1735 | if(fast) enc->flags2 |= CODEC_FLAG2_FAST; |
8c3eba7c MN |
1736 | enc->skip_frame= skip_frame; |
1737 | enc->skip_idct= skip_idct; | |
1738 | enc->skip_loop_filter= skip_loop_filter; | |
047599a4 | 1739 | enc->error_recognition= error_recognition; |
1b51e051 | 1740 | enc->error_concealment= error_concealment; |
e43d7a18 MN |
1741 | |
1742 | set_context_opts(enc, avctx_opts[enc->codec_type], 0); | |
1743 | ||
01310af2 FB |
1744 | if (!codec || |
1745 | avcodec_open(enc, codec) < 0) | |
1746 | return -1; | |
51b73087 JR |
1747 | |
1748 | /* prepare audio output */ | |
1749 | if (enc->codec_type == CODEC_TYPE_AUDIO) { | |
1750 | wanted_spec.freq = enc->sample_rate; | |
1751 | wanted_spec.format = AUDIO_S16SYS; | |
1752 | wanted_spec.channels = enc->channels; | |
1753 | wanted_spec.silence = 0; | |
1754 | wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE; | |
1755 | wanted_spec.callback = sdl_audio_callback; | |
1756 | wanted_spec.userdata = is; | |
1757 | if (SDL_OpenAudio(&wanted_spec, &spec) < 0) { | |
1758 | fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError()); | |
1759 | return -1; | |
1760 | } | |
1761 | is->audio_hw_buf_size = spec.size; | |
5a4476e2 | 1762 | is->audio_src_fmt= SAMPLE_FMT_S16; |
51b73087 JR |
1763 | } |
1764 | ||
c62c07d3 MN |
1765 | if(thread_count>1) |
1766 | avcodec_thread_init(enc, thread_count); | |
c62c07d3 | 1767 | enc->thread_count= thread_count; |
3f3fe38d | 1768 | ic->streams[stream_index]->discard = AVDISCARD_DEFAULT; |
638c9d91 | 1769 | switch(enc->codec_type) { |
01310af2 FB |
1770 | case CODEC_TYPE_AUDIO: |
1771 | is->audio_stream = stream_index; | |
1772 | is->audio_st = ic->streams[stream_index]; | |
1773 | is->audio_buf_size = 0; | |
1774 | is->audio_buf_index = 0; | |
638c9d91 FB |
1775 | |
1776 | /* init averaging filter */ | |
1777 | is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB); | |
1778 | is->audio_diff_avg_count = 0; | |
1779 | /* since we do not have a precise anough audio fifo fullness, | |
1780 | we correct audio sync only if larger than this threshold */ | |
1781 | is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / enc->sample_rate; | |
1782 | ||
01310af2 FB |
1783 | memset(&is->audio_pkt, 0, sizeof(is->audio_pkt)); |
1784 | packet_queue_init(&is->audioq); | |
bb270c08 | 1785 | SDL_PauseAudio(0); |
01310af2 FB |
1786 | break; |
1787 | case CODEC_TYPE_VIDEO: | |
1788 | is->video_stream = stream_index; | |
1789 | is->video_st = ic->streams[stream_index]; | |
1790 | ||
638c9d91 FB |
1791 | is->frame_last_delay = 40e-3; |
1792 | is->frame_timer = (double)av_gettime() / 1000000.0; | |
638c9d91 FB |
1793 | is->video_current_pts_time = av_gettime(); |
1794 | ||
01310af2 FB |
1795 | packet_queue_init(&is->videoq); |
1796 | is->video_tid = SDL_CreateThread(video_thread, is); | |
1797 | break; | |
72ce053b IC |
1798 | case CODEC_TYPE_SUBTITLE: |
1799 | is->subtitle_stream = stream_index; | |
1800 | is->subtitle_st = ic->streams[stream_index]; | |
1801 | packet_queue_init(&is->subtitleq); | |
115329f1 | 1802 | |
72ce053b IC |
1803 | is->subtitle_tid = SDL_CreateThread(subtitle_thread, is); |
1804 | break; | |
01310af2 FB |
1805 | default: |
1806 | break; | |
1807 | } | |
1808 | return 0; | |
1809 | } | |
1810 | ||
1811 | static void stream_component_close(VideoState *is, int stream_index) | |
1812 | { | |
1813 | AVFormatContext *ic = is->ic; | |
1814 | AVCodecContext *enc; | |
115329f1 | 1815 | |
72ce053b IC |
1816 | if (stream_index < 0 || stream_index >= ic->nb_streams) |
1817 | return; | |
01f4895c | 1818 | enc = ic->streams[stream_index]->codec; |
01310af2 FB |
1819 | |
1820 | switch(enc->codec_type) { | |
1821 | case CODEC_TYPE_AUDIO: | |
1822 | packet_queue_abort(&is->audioq); | |
1823 | ||
1824 | SDL_CloseAudio(); | |
1825 | ||
1826 | packet_queue_end(&is->audioq); | |
5a4476e2 PR |
1827 | if (is->reformat_ctx) |
1828 | av_audio_convert_free(is->reformat_ctx); | |
01310af2 FB |
1829 | break; |
1830 | case CODEC_TYPE_VIDEO: | |
1831 | packet_queue_abort(&is->videoq); | |
1832 | ||
1833 | /* note: we also signal this mutex to make sure we deblock the | |
1834 | video thread in all cases */ | |
1835 | SDL_LockMutex(is->pictq_mutex); | |
1836 | SDL_CondSignal(is->pictq_cond); | |
1837 | SDL_UnlockMutex(is->pictq_mutex); | |
1838 | ||
1839 | SDL_WaitThread(is->video_tid, NULL); | |
1840 | ||
1841 | packet_queue_end(&is->videoq); | |
1842 | break; | |
72ce053b IC |
1843 | case CODEC_TYPE_SUBTITLE: |
1844 | packet_queue_abort(&is->subtitleq); | |
115329f1 | 1845 | |
72ce053b IC |
1846 | /* note: we also signal this mutex to make sure we deblock the |
1847 | video thread in all cases */ | |
1848 | SDL_LockMutex(is->subpq_mutex); | |
1849 | is->subtitle_stream_changed = 1; | |
115329f1 | 1850 | |
72ce053b IC |
1851 | SDL_CondSignal(is->subpq_cond); |
1852 | SDL_UnlockMutex(is->subpq_mutex); | |
1853 | ||
1854 | SDL_WaitThread(is->subtitle_tid, NULL); | |
1855 | ||
1856 | packet_queue_end(&is->subtitleq); | |
1857 | break; | |
01310af2 FB |
1858 | default: |
1859 | break; | |
1860 | } | |
1861 | ||
3f3fe38d | 1862 | ic->streams[stream_index]->discard = AVDISCARD_ALL; |
01310af2 FB |
1863 | avcodec_close(enc); |
1864 | switch(enc->codec_type) { | |
1865 | case CODEC_TYPE_AUDIO: | |
1866 | is->audio_st = NULL; | |
1867 | is->audio_stream = -1; | |
1868 | break; | |
1869 | case CODEC_TYPE_VIDEO: | |
1870 | is->video_st = NULL; | |
1871 | is->video_stream = -1; | |
1872 | break; | |
72ce053b IC |
1873 | case CODEC_TYPE_SUBTITLE: |
1874 | is->subtitle_st = NULL; | |
1875 | is->subtitle_stream = -1; | |
1876 | break; | |
01310af2 FB |
1877 | default: |
1878 | break; | |
1879 | } | |
1880 | } | |
1881 | ||
7b49ce2e | 1882 | static void dump_stream_info(const AVFormatContext *s) |
d0526ecf FB |
1883 | { |
1884 | if (s->track != 0) | |
1885 | fprintf(stderr, "Track: %d\n", s->track); | |
1886 | if (s->title[0] != '\0') | |
1887 | fprintf(stderr, "Title: %s\n", s->title); | |
1888 | if (s->author[0] != '\0') | |
1889 | fprintf(stderr, "Author: %s\n", s->author); | |
f0861f46 PI |
1890 | if (s->copyright[0] != '\0') |
1891 | fprintf(stderr, "Copyright: %s\n", s->copyright); | |
1892 | if (s->comment[0] != '\0') | |
1893 | fprintf(stderr, "Comment: %s\n", s->comment); | |
d0526ecf FB |
1894 | if (s->album[0] != '\0') |
1895 | fprintf(stderr, "Album: %s\n", s->album); | |
1896 | if (s->year != 0) | |
1897 | fprintf(stderr, "Year: %d\n", s->year); | |
1898 | if (s->genre[0] != '\0') | |
1899 | fprintf(stderr, "Genre: %s\n", s->genre); | |
1900 | } | |
1901 | ||
416e3508 FB |
1902 | /* since we have only one decoding thread, we can use a global |
1903 | variable instead of a thread local variable */ | |
1904 | static VideoState *global_video_state; | |
1905 | ||
1906 | static int decode_interrupt_cb(void) | |
1907 | { | |
1908 | return (global_video_state && global_video_state->abort_request); | |
1909 | } | |
01310af2 FB |
1910 | |
1911 | /* this thread gets the stream from the disk or the network */ | |
1912 | static int decode_thread(void *arg) | |
1913 | { | |
1914 | VideoState *is = arg; | |
1915 | AVFormatContext *ic; | |
b2e6799b | 1916 | int err, i, ret, video_index, audio_index; |
01310af2 | 1917 | AVPacket pkt1, *pkt = &pkt1; |
61890b02 | 1918 | AVFormatParameters params, *ap = ¶ms; |
01310af2 FB |
1919 | |
1920 | video_index = -1; | |
1921 | audio_index = -1; | |
1922 | is->video_stream = -1; | |
1923 | is->audio_stream = -1; | |
72ce053b | 1924 | is->subtitle_stream = -1; |
01310af2 | 1925 | |
416e3508 FB |
1926 | global_video_state = is; |
1927 | url_set_interrupt_cb(decode_interrupt_cb); | |
1928 | ||
61890b02 | 1929 | memset(ap, 0, sizeof(*ap)); |
115329f1 | 1930 | |
e4b89522 LW |
1931 | ap->width = frame_width; |
1932 | ap->height= frame_height; | |
7e042912 | 1933 | ap->time_base= (AVRational){1, 25}; |
e4b89522 | 1934 | ap->pix_fmt = frame_pix_fmt; |
7e042912 | 1935 | |
61890b02 | 1936 | err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap); |
638c9d91 FB |
1937 | if (err < 0) { |
1938 | print_error(is->filename, err); | |
1939 | ret = -1; | |
1940 | goto fail; | |
1941 | } | |
01310af2 | 1942 | is->ic = ic; |
30bc6613 MN |
1943 | |
1944 | if(genpts) | |
1945 | ic->flags |= AVFMT_FLAG_GENPTS; | |
1946 | ||
24c07998 LA |
1947 | err = av_find_stream_info(ic); |
1948 | if (err < 0) { | |
1949 | fprintf(stderr, "%s: could not find codec parameters\n", is->filename); | |
1950 | ret = -1; | |
1951 | goto fail; | |
1952 | } | |
899681cd BA |
1953 | if(ic->pb) |
1954 | ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end | |
72ea344b FB |
1955 | |
1956 | /* if seeking requested, we execute it */ | |
1957 | if (start_time != AV_NOPTS_VALUE) { | |
1958 | int64_t timestamp; | |
1959 | ||
1960 | timestamp = start_time; | |
1961 | /* add the stream start time */ | |
1962 | if (ic->start_time != AV_NOPTS_VALUE) | |
1963 | timestamp += ic->start_time; | |
3ba1438d | 1964 | ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); |
72ea344b | 1965 | if (ret < 0) { |
115329f1 | 1966 | fprintf(stderr, "%s: could not seek to position %0.3f\n", |
72ea344b FB |
1967 | is->filename, (double)timestamp / AV_TIME_BASE); |
1968 | } | |
1969 | } | |
72ea344b | 1970 | |
01310af2 | 1971 | for(i = 0; i < ic->nb_streams; i++) { |
01f4895c | 1972 | AVCodecContext *enc = ic->streams[i]->codec; |
3f3fe38d | 1973 | ic->streams[i]->discard = AVDISCARD_ALL; |
01310af2 FB |
1974 | switch(enc->codec_type) { |
1975 | case CODEC_TYPE_AUDIO: | |
a8062103 | 1976 | if ((audio_index < 0 || wanted_audio_stream-- > 0) && !audio_disable) |
01310af2 FB |
1977 | audio_index = i; |
1978 | break; | |
1979 | case CODEC_TYPE_VIDEO: | |
4d8243d3 | 1980 | if ((video_index < 0 || wanted_video_stream-- > 0) && !video_disable) |
01310af2 FB |
1981 | video_index = i; |
1982 | break; | |
1983 | default: | |
1984 | break; | |
1985 | } | |
1986 | } | |
1987 | if (show_status) { | |
1988 | dump_format(ic, 0, is->filename, 0); | |
d0526ecf | 1989 | dump_stream_info(ic); |
01310af2 FB |
1990 | } |
1991 | ||
1992 | /* open the streams */ | |
1993 | if (audio_index >= 0) { | |
1994 | stream_component_open(is, audio_index); | |
1995 | } | |
1996 | ||
1997 | if (video_index >= 0) { | |
1998 | stream_component_open(is, video_index); | |
1999 | } else { | |
2000 | if (!display_disable) | |
2001 | is->show_audio = 1; | |
2002 | } | |
2003 | ||
2004 | if (is->video_stream < 0 && is->audio_stream < 0) { | |
638c9d91 FB |
2005 | fprintf(stderr, "%s: could not open codecs\n", is->filename); |
2006 | ret = -1; | |
01310af2 FB |
2007 | goto fail; |
2008 | } | |
2009 | ||
2010 | for(;;) { | |
2011 | if (is->abort_request) | |
2012 | break; | |
416e3508 FB |
2013 | if (is->paused != is->last_paused) { |
2014 | is->last_paused = is->paused; | |
72ea344b FB |
2015 | if (is->paused) |
2016 | av_read_pause(ic); | |
2017 | else | |
2018 | av_read_play(ic); | |
416e3508 | 2019 | } |
c03af894 BA |
2020 | #if defined(CONFIG_RTSP_DEMUXER) || defined(CONFIG_MMSH_PROTOCOL) |
2021 | if (is->paused && | |
2022 | (!strcmp(ic->iformat->name, "rtsp") || | |
899681cd | 2023 | (ic->pb && !strcmp(url_fileno(ic->pb)->prot->name, "mmsh")))) { |
416e3508 FB |
2024 | /* wait 10 ms to avoid trying to get another packet */ |
2025 | /* XXX: horrible */ | |
2026 | SDL_Delay(10); | |
2027 | continue; | |
2028 | } | |
400738b1 | 2029 | #endif |
72ea344b | 2030 | if (is->seek_req) { |
8e606cc8 MN |
2031 | int stream_index= -1; |
2032 | int64_t seek_target= is->seek_pos; | |
2033 | ||
2034 | if (is-> video_stream >= 0) stream_index= is-> video_stream; | |
2035 | else if(is-> audio_stream >= 0) stream_index= is-> audio_stream; | |
2036 | else if(is->subtitle_stream >= 0) stream_index= is->subtitle_stream; | |
2037 | ||
2038 | if(stream_index>=0){ | |
2039 | seek_target= av_rescale_q(seek_target, AV_TIME_BASE_Q, ic->streams[stream_index]->time_base); | |
2040 | } | |
2041 | ||
2042 | ret = av_seek_frame(is->ic, stream_index, seek_target, is->seek_flags); | |
72ea344b FB |
2043 | if (ret < 0) { |
2044 | fprintf(stderr, "%s: error while seeking\n", is->ic->filename); | |
e6c0297f MN |
2045 | }else{ |
2046 | if (is->audio_stream >= 0) { | |
2047 | packet_queue_flush(&is->audioq); | |
39c6a118 | 2048 | packet_queue_put(&is->audioq, &flush_pkt); |
e6c0297f | 2049 | } |
72ce053b IC |
2050 | if (is->subtitle_stream >= 0) { |
2051 | packet_queue_flush(&is->subtitleq); | |
39c6a118 | 2052 | packet_queue_put(&is->subtitleq, &flush_pkt); |
72ce053b | 2053 | } |
e6c0297f MN |
2054 | if (is->video_stream >= 0) { |
2055 | packet_queue_flush(&is->videoq); | |
39c6a118 | 2056 | packet_queue_put(&is->videoq, &flush_pkt); |
e6c0297f | 2057 | } |
72ea344b FB |
2058 | } |
2059 | is->seek_req = 0; | |
2060 | } | |
416e3508 | 2061 | |
01310af2 FB |
2062 | /* if the queue are full, no need to read more */ |
2063 | if (is->audioq.size > MAX_AUDIOQ_SIZE || | |
115329f1 DB |
2064 | is->videoq.size > MAX_VIDEOQ_SIZE || |
2065 | is->subtitleq.size > MAX_SUBTITLEQ_SIZE || | |
899681cd | 2066 | url_feof(ic->pb)) { |
01310af2 FB |
2067 | /* wait 10 ms */ |
2068 | SDL_Delay(10); | |
2069 | continue; | |
2070 | } | |
72ea344b | 2071 | ret = av_read_frame(ic, pkt); |
01310af2 | 2072 | if (ret < 0) { |
899681cd | 2073 | if (url_ferror(ic->pb) == 0) { |
6e1f8725 | 2074 | SDL_Delay(100); /* wait for user event */ |
bb270c08 DB |
2075 | continue; |
2076 | } else | |
2077 | break; | |
01310af2 FB |
2078 | } |
2079 | if (pkt->stream_index == is->audio_stream) { | |
2080 | packet_queue_put(&is->audioq, pkt); | |
2081 | } else if (pkt->stream_index == is->video_stream) { | |
2082 | packet_queue_put(&is->videoq, pkt); | |
72ce053b IC |
2083 | } else if (pkt->stream_index == is->subtitle_stream) { |
2084 | packet_queue_put(&is->subtitleq, pkt); | |
01310af2 FB |
2085 | } else { |
2086 | av_free_packet(pkt); | |
2087 | } | |
2088 | } | |
2089 | /* wait until the end */ | |
2090 | while (!is->abort_request) { | |
2091 | SDL_Delay(100); | |
2092 | } | |
2093 | ||
638c9d91 | 2094 | ret = 0; |
01310af2 | 2095 | fail: |
416e3508 FB |
2096 | /* disable interrupting */ |
2097 | global_video_state = NULL; | |
2098 | ||
01310af2 FB |
2099 | /* close each stream */ |
2100 | if (is->audio_stream >= 0) | |
2101 | stream_component_close(is, is->audio_stream); | |
2102 | if (is->video_stream >= 0) | |
2103 | stream_component_close(is, is->video_stream); | |
72ce053b IC |
2104 | if (is->subtitle_stream >= 0) |
2105 | stream_component_close(is, is->subtitle_stream); | |
638c9d91 FB |
2106 | if (is->ic) { |
2107 | av_close_input_file(is->ic); | |
2108 | is->ic = NULL; /* safety */ | |
2109 | } | |
416e3508 FB |
2110 | url_set_interrupt_cb(NULL); |
2111 | ||
638c9d91 FB |
2112 | if (ret != 0) { |
2113 | SDL_Event event; | |
115329f1 | 2114 | |
638c9d91 FB |
2115 | event.type = FF_QUIT_EVENT; |
2116 | event.user.data1 = is; | |
2117 | SDL_PushEvent(&event); | |
2118 | } | |
01310af2 FB |
2119 | return 0; |
2120 | } | |
2121 | ||
638c9d91 | 2122 | static VideoState *stream_open(const char *filename, AVInputFormat *iformat) |
01310af2 FB |
2123 | { |
2124 | VideoState *is; | |
2125 | ||
2126 | is = av_mallocz(sizeof(VideoState)); | |
2127 | if (!is) | |
2128 | return NULL; | |
f7d78f36 | 2129 | av_strlcpy(is->filename, filename, sizeof(is->filename)); |
638c9d91 | 2130 | is->iformat = iformat; |
01310af2 FB |
2131 | is->ytop = 0; |
2132 | is->xleft = 0; | |
2133 | ||
2134 | /* start video display */ | |
2135 | is->pictq_mutex = SDL_CreateMutex(); | |
2136 | is->pictq_cond = SDL_CreateCond(); | |
115329f1 | 2137 | |
72ce053b IC |
2138 | is->subpq_mutex = SDL_CreateMutex(); |
2139 | is->subpq_cond = SDL_CreateCond(); | |
115329f1 | 2140 | |
01310af2 FB |
2141 | /* add the refresh timer to draw the picture */ |
2142 | schedule_refresh(is, 40); | |
2143 | ||
638c9d91 | 2144 | is->av_sync_type = av_sync_type; |
01310af2 FB |
2145 | is->parse_tid = SDL_CreateThread(decode_thread, is); |
2146 | if (!is->parse_tid) { | |
2147 | av_free(is); | |
2148 | return NULL; | |
2149 | } | |
2150 | return is; | |
2151 | } | |
2152 | ||
2153 | static void stream_close(VideoState *is) | |
2154 | { | |
2155 | VideoPicture *vp; | |
2156 | int i; | |
2157 | /* XXX: use a special url_shutdown call to abort parse cleanly */ | |
2158 | is->abort_request = 1; | |
2159 | SDL_WaitThread(is->parse_tid, NULL); | |
2160 | ||
2161 | /* free all pictures */ | |
2162 | for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) { | |
2163 | vp = &is->pictq[i]; | |
2164 | if (vp->bmp) { | |
2165 | SDL_FreeYUVOverlay(vp->bmp); | |
2166 | vp->bmp = NULL; | |
2167 | } | |
2168 | } | |
2169 | SDL_DestroyMutex(is->pictq_mutex); | |
2170 | SDL_DestroyCond(is->pictq_cond); | |
72ce053b IC |
2171 | SDL_DestroyMutex(is->subpq_mutex); |
2172 | SDL_DestroyCond(is->subpq_cond); | |
01310af2 FB |
2173 | } |
2174 | ||
7b49ce2e | 2175 | static void stream_cycle_channel(VideoState *is, int codec_type) |
638c9d91 FB |
2176 | { |
2177 | AVFormatContext *ic = is->ic; | |
2178 | int start_index, stream_index; | |
2179 | AVStream *st; | |
2180 | ||
2181 | if (codec_type == CODEC_TYPE_VIDEO) | |
2182 | start_index = is->video_stream; | |
72ce053b | 2183 | else if (codec_type == CODEC_TYPE_AUDIO) |
638c9d91 | 2184 | start_index = is->audio_stream; |
72ce053b IC |
2185 | else |
2186 | start_index = is->subtitle_stream; | |
2187 | if (start_index < (codec_type == CODEC_TYPE_SUBTITLE ? -1 : 0)) | |
638c9d91 FB |
2188 | return; |
2189 | stream_index = start_index; | |
2190 | for(;;) { | |
2191 | if (++stream_index >= is->ic->nb_streams) | |
72ce053b IC |
2192 | { |
2193 | if (codec_type == CODEC_TYPE_SUBTITLE) | |
2194 | { | |
2195 | stream_index = -1; | |
2196 | goto the_end; | |
2197 | } else | |
2198 | stream_index = 0; | |
2199 | } | |
638c9d91 FB |
2200 | if (stream_index == start_index) |
2201 | return; | |
2202 | st = ic->streams[stream_index]; | |
01f4895c | 2203 | if (st->codec->codec_type == codec_type) { |
638c9d91 FB |
2204 | /* check that parameters are OK */ |
2205 | switch(codec_type) { | |
2206 | case CODEC_TYPE_AUDIO: | |
01f4895c MN |
2207 | if (st->codec->sample_rate != 0 && |
2208 | st->codec->channels != 0) | |
638c9d91 FB |
2209 | goto the_end; |
2210 | break; | |
2211 | case CODEC_TYPE_VIDEO: | |
72ce053b | 2212 | case CODEC_TYPE_SUBTITLE: |
638c9d91 FB |
2213 | goto the_end; |
2214 | default: | |
2215 | break; | |
2216 | } | |
2217 | } | |
2218 | } | |
2219 | the_end: | |
2220 | stream_component_close(is, start_index); | |
2221 | stream_component_open(is, stream_index); | |
2222 | } | |
2223 | ||
2224 | ||
7b49ce2e | 2225 | static void toggle_full_screen(void) |
01310af2 | 2226 | { |
01310af2 | 2227 | is_full_screen = !is_full_screen; |
29f3b38a MR |
2228 | if (!fs_screen_width) { |
2229 | /* use default SDL method */ | |
fb84155b | 2230 | // SDL_WM_ToggleFullScreen(screen); |
01310af2 | 2231 | } |
fb84155b | 2232 | video_open(cur_stream); |
01310af2 FB |
2233 | } |
2234 | ||
7b49ce2e | 2235 | static void toggle_pause(void) |
01310af2 FB |
2236 | { |
2237 | if (cur_stream) | |
2238 | stream_pause(cur_stream); | |
bba04f1e WH |
2239 | step = 0; |
2240 | } | |
2241 | ||
7b49ce2e | 2242 | static void step_to_next_frame(void) |
bba04f1e WH |
2243 | { |
2244 | if (cur_stream) { | |
19cc524a | 2245 | /* if the stream is paused unpause it, then step */ |
bba04f1e | 2246 | if (cur_stream->paused) |
19cc524a | 2247 | stream_pause(cur_stream); |
bba04f1e WH |
2248 | } |
2249 | step = 1; | |
01310af2 FB |
2250 | } |
2251 | ||
7b49ce2e | 2252 | static void do_exit(void) |
01310af2 FB |
2253 | { |
2254 | if (cur_stream) { | |
2255 | stream_close(cur_stream); | |
2256 | cur_stream = NULL; | |
2257 | } | |
2258 | if (show_status) | |
2259 | printf("\n"); | |
2260 | SDL_Quit(); | |
2261 | exit(0); | |
2262 | } | |
2263 | ||
7b49ce2e | 2264 | static void toggle_audio_display(void) |
01310af2 FB |
2265 | { |
2266 | if (cur_stream) { | |
2267 | cur_stream->show_audio = !cur_stream->show_audio; | |
2268 | } | |
2269 | } | |
2270 | ||
2271 | /* handle an event sent by the GUI */ | |
7b49ce2e | 2272 | static void event_loop(void) |
01310af2 FB |
2273 | { |
2274 | SDL_Event event; | |
a11d11aa | 2275 | double incr, pos, frac; |
01310af2 FB |
2276 | |
2277 | for(;;) { | |
2278 | SDL_WaitEvent(&event); | |
2279 | switch(event.type) { | |
2280 | case SDL_KEYDOWN: | |
2281 | switch(event.key.keysym.sym) { | |
2282 | case SDLK_ESCAPE: | |
2283 | case SDLK_q: | |
2284 | do_exit(); | |
2285 | break; | |
2286 | case SDLK_f: | |
2287 | toggle_full_screen(); | |
2288 | break; | |
2289 | case SDLK_p: | |
2290 | case SDLK_SPACE: | |
2291 | toggle_pause(); | |
2292 | break; | |
bba04f1e WH |
2293 | case SDLK_s: //S: Step to next frame |
2294 | step_to_next_frame(); | |
2295 | break; | |
01310af2 | 2296 | case SDLK_a: |
115329f1 | 2297 | if (cur_stream) |
638c9d91 FB |
2298 | stream_cycle_channel(cur_stream, CODEC_TYPE_AUDIO); |
2299 | break; | |
2300 | case SDLK_v: | |
115329f1 | 2301 | if (cur_stream) |
638c9d91 FB |
2302 | stream_cycle_channel(cur_stream, CODEC_TYPE_VIDEO); |
2303 | break; | |
72ce053b | 2304 | case SDLK_t: |
115329f1 | 2305 | if (cur_stream) |
72ce053b IC |
2306 | stream_cycle_channel(cur_stream, CODEC_TYPE_SUBTITLE); |
2307 | break; | |
638c9d91 | 2308 | case SDLK_w: |
01310af2 FB |
2309 | toggle_audio_display(); |
2310 | break; | |
72ea344b FB |
2311 | case SDLK_LEFT: |
2312 | incr = -10.0; | |
2313 | goto do_seek; | |
2314 | case SDLK_RIGHT: | |
2315 | incr = 10.0; | |
2316 | goto do_seek; | |
2317 | case SDLK_UP: | |
2318 | incr = 60.0; | |
2319 | goto do_seek; | |
2320 | case SDLK_DOWN: | |
2321 | incr = -60.0; | |
2322 | do_seek: | |
2323 | if (cur_stream) { | |
94b594c6 | 2324 | if (seek_by_bytes) { |
899681cd | 2325 | pos = url_ftell(cur_stream->ic->pb); |
94b594c6 SH |
2326 | if (cur_stream->ic->bit_rate) |
2327 | incr *= cur_stream->ic->bit_rate / 60.0; | |
2328 | else | |
2329 | incr *= 180000.0; | |
2330 | pos += incr; | |
2331 | stream_seek(cur_stream, pos, incr); | |
2332 | } else { | |
2333 | pos = get_master_clock(cur_stream); | |
2334 | pos += incr; | |
2335 | stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), incr); | |
2336 | } | |
72ea344b FB |
2337 | } |
2338 | break; | |
01310af2 FB |
2339 | default: |
2340 | break; | |
2341 | } | |
2342 | break; | |
a11d11aa | 2343 | case SDL_MOUSEBUTTONDOWN: |
bb270c08 DB |
2344 | if (cur_stream) { |
2345 | int ns, hh, mm, ss; | |
2346 | int tns, thh, tmm, tss; | |
2347 | tns = cur_stream->ic->duration/1000000LL; | |
2348 | thh = tns/3600; | |
2349 | tmm = (tns%3600)/60; | |
2350 | tss = (tns%60); | |
2351 | frac = (double)event.button.x/(double)cur_stream->width; | |
2352 | ns = frac*tns; | |
2353 | hh = ns/3600; | |
2354 | mm = (ns%3600)/60; | |
2355 | ss = (ns%60); | |
2356 | fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100, | |
2357 | hh, mm, ss, thh, tmm, tss); | |
2358 | stream_seek(cur_stream, (int64_t)(cur_stream->ic->start_time+frac*cur_stream->ic->duration), 0); | |
2359 | } | |
2360 | break; | |
01310af2 FB |
2361 | case SDL_VIDEORESIZE: |
2362 | if (cur_stream) { | |
115329f1 | 2363 | screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0, |
01310af2 | 2364 | SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL); |
c57d3469 MN |
2365 | screen_width = cur_stream->width = event.resize.w; |
2366 | screen_height= cur_stream->height= event.resize.h; | |
01310af2 FB |
2367 | } |
2368 | break; | |
2369 | case SDL_QUIT: | |
638c9d91 | 2370 | case FF_QUIT_EVENT: |
01310af2 FB |
2371 | do_exit(); |
2372 | break; | |
2373 | case FF_ALLOC_EVENT: | |
fccb19e3 | 2374 | video_open(event.user.data1); |
01310af2 FB |
2375 | alloc_picture(event.user.data1); |
2376 | break; | |
2377 | case FF_REFRESH_EVENT: | |
2378 | video_refresh_timer(event.user.data1); | |
2379 | break; | |
2380 | default: | |
2381 | break; | |
2382 | } | |
2383 | } | |
2384 | } | |
2385 | ||
e4b89522 LW |
2386 | static void opt_frame_size(const char *arg) |
2387 | { | |
b33ece16 | 2388 | if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) { |
e4b89522 LW |
2389 | fprintf(stderr, "Incorrect frame size\n"); |
2390 | exit(1); | |
2391 | } | |
2392 | if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { | |
2393 | fprintf(stderr, "Frame size must be a multiple of 2\n"); | |
2394 | exit(1); | |
2395 | } | |
2396 | } | |
2397 | ||
a5b3b5f6 | 2398 | static int opt_width(const char *opt, const char *arg) |
01310af2 | 2399 | { |
a5b3b5f6 SS |
2400 | screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2401 | return 0; | |
01310af2 FB |
2402 | } |
2403 | ||
a5b3b5f6 | 2404 | static int opt_height(const char *opt, const char *arg) |
01310af2 | 2405 | { |
a5b3b5f6 SS |
2406 | screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2407 | return 0; | |
01310af2 FB |
2408 | } |
2409 | ||
2410 | static void opt_format(const char *arg) | |
2411 | { | |
2412 | file_iformat = av_find_input_format(arg); | |
2413 | if (!file_iformat) { | |
2414 | fprintf(stderr, "Unknown input format: %s\n", arg); | |
2415 | exit(1); | |
2416 | } | |
2417 | } | |
61890b02 | 2418 | |
e4b89522 LW |
2419 | static void opt_frame_pix_fmt(const char *arg) |
2420 | { | |
2421 | frame_pix_fmt = avcodec_get_pix_fmt(arg); | |
2422 | } | |
2423 | ||
b81d6235 | 2424 | static int opt_sync(const char *opt, const char *arg) |
638c9d91 FB |
2425 | { |
2426 | if (!strcmp(arg, "audio")) | |
2427 | av_sync_type = AV_SYNC_AUDIO_MASTER; | |
2428 | else if (!strcmp(arg, "video")) | |
2429 | av_sync_type = AV_SYNC_VIDEO_MASTER; | |
2430 | else if (!strcmp(arg, "ext")) | |
2431 | av_sync_type = AV_SYNC_EXTERNAL_CLOCK; | |
aab1b7e5 | 2432 | else { |
b81d6235 | 2433 | fprintf(stderr, "Unknown value for %s: %s\n", opt, arg); |
aab1b7e5 SS |
2434 | exit(1); |
2435 | } | |
b81d6235 | 2436 | return 0; |
638c9d91 FB |
2437 | } |
2438 | ||
e11bc2c6 | 2439 | static int opt_seek(const char *opt, const char *arg) |
72ea344b | 2440 | { |
e11bc2c6 SS |
2441 | start_time = parse_time_or_die(opt, arg, 1); |
2442 | return 0; | |
72ea344b FB |
2443 | } |
2444 | ||
a5b3b5f6 | 2445 | static int opt_debug(const char *opt, const char *arg) |
e26a8335 | 2446 | { |
a309073b | 2447 | av_log_set_level(99); |
a5b3b5f6 SS |
2448 | debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
2449 | return 0; | |
e26a8335 | 2450 | } |
115329f1 | 2451 | |
a5b3b5f6 | 2452 | static int opt_vismv(const char *opt, const char *arg) |
0c9bbaec | 2453 | { |
a5b3b5f6 SS |
2454 | debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); |
2455 | return 0; | |
0c9bbaec | 2456 | } |
c62c07d3 | 2457 | |
a5b3b5f6 | 2458 | static int opt_thread_count(const char *opt, const char *arg) |
c62c07d3 | 2459 | { |
a5b3b5f6 | 2460 | thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
2450cff2 | 2461 | #if !defined(HAVE_THREADS) |
c62c07d3 MN |
2462 | fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); |
2463 | #endif | |
a5b3b5f6 | 2464 | return 0; |
c62c07d3 | 2465 | } |
115329f1 | 2466 | |
358061f6 | 2467 | static const OptionDef options[] = { |
20176cbc MN |
2468 | { "h", OPT_EXIT, {(void*)show_help}, "show help" }, |
2469 | { "version", OPT_EXIT, {(void*)show_version}, "show version" }, | |
8fdea204 | 2470 | { "L", OPT_EXIT, {(void*)show_license}, "show license" }, |
a28b7ed4 | 2471 | { "formats", OPT_EXIT, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, |
a5b3b5f6 SS |
2472 | { "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" }, |
2473 | { "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" }, | |
e4b89522 | 2474 | { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, |
638c9d91 | 2475 | { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" }, |
01310af2 FB |
2476 | { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" }, |
2477 | { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" }, | |
a8062103 | 2478 | { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_audio_stream}, "", "" }, |
4d8243d3 | 2479 | { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_video_stream}, "", "" }, |
e11bc2c6 | 2480 | { "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" }, |
94b594c6 | 2481 | { "bytes", OPT_BOOL, {(void*)&seek_by_bytes}, "seek by bytes" }, |
01310af2 FB |
2482 | { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" }, |
2483 | { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, | |
e4b89522 | 2484 | { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" }, |
01310af2 | 2485 | { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" }, |
a5b3b5f6 | 2486 | { "debug", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" }, |
6387c3e6 | 2487 | { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" }, |
a5b3b5f6 | 2488 | { "vismv", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" }, |
6fc5b059 | 2489 | { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" }, |
30bc6613 | 2490 | { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" }, |
5039185a | 2491 | { "drp", OPT_BOOL |OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts", ""}, |
178fcca8 | 2492 | { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" }, |
8c3eba7c MN |
2493 | { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" }, |
2494 | { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" }, | |
2495 | { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" }, | |
178fcca8 | 2496 | { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" }, |
047599a4 | 2497 | { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)", "threshold" }, |
1b51e051 | 2498 | { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" }, |
b81d6235 | 2499 | { "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" }, |
a5b3b5f6 | 2500 | { "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, |
e43d7a18 | 2501 | { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, |
01310af2 FB |
2502 | { NULL, }, |
2503 | }; | |
2504 | ||
358061f6 | 2505 | static void show_help(void) |
01310af2 | 2506 | { |
9c5755ee | 2507 | printf("usage: ffplay [options] input_file\n" |
01310af2 FB |
2508 | "Simple media player\n"); |
2509 | printf("\n"); | |
02d504a7 FB |
2510 | show_help_options(options, "Main options:\n", |
2511 | OPT_EXPERT, 0); | |
2512 | show_help_options(options, "\nAdvanced options:\n", | |
2513 | OPT_EXPERT, OPT_EXPERT); | |
01310af2 FB |
2514 | printf("\nWhile playing:\n" |
2515 | "q, ESC quit\n" | |
2516 | "f toggle full screen\n" | |
2517 | "p, SPC pause\n" | |
638c9d91 FB |
2518 | "a cycle audio channel\n" |
2519 | "v cycle video channel\n" | |
72ce053b | 2520 | "t cycle subtitle channel\n" |
638c9d91 | 2521 | "w show audio waves\n" |
72ea344b FB |
2522 | "left/right seek backward/forward 10 seconds\n" |
2523 | "down/up seek backward/forward 1 minute\n" | |
a11d11aa | 2524 | "mouse click seek to percentage in file corresponding to fraction of width\n" |
01310af2 | 2525 | ); |
01310af2 FB |
2526 | } |
2527 | ||
358061f6 | 2528 | static void opt_input_file(const char *filename) |
01310af2 | 2529 | { |
e8d83e1c | 2530 | if (!strcmp(filename, "-")) |
9fcfc0b7 | 2531 | filename = "pipe:"; |
01310af2 FB |
2532 | input_filename = filename; |
2533 | } | |
2534 | ||
2535 | /* Called from the main */ | |
2536 | int main(int argc, char **argv) | |
2537 | { | |
e43d7a18 | 2538 | int flags, i; |
115329f1 | 2539 | |
01310af2 | 2540 | /* register all codecs, demux and protocols */ |
c721d803 LA |
2541 | avcodec_register_all(); |
2542 | avdevice_register_all(); | |
01310af2 FB |
2543 | av_register_all(); |
2544 | ||
e43d7a18 MN |
2545 | for(i=0; i<CODEC_TYPE_NB; i++){ |
2546 | avctx_opts[i]= avcodec_alloc_context2(i); | |
2547 | } | |
2548 | avformat_opts = av_alloc_format_context(); | |
2549 | sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL); | |
2550 | ||
ea9c581f | 2551 | show_banner(); |
4cfac5bc | 2552 | |
f5da5c93 | 2553 | parse_options(argc, argv, options, opt_input_file); |
01310af2 | 2554 | |
aab1b7e5 | 2555 | if (!input_filename) { |
7a7da6b4 | 2556 | fprintf(stderr, "An input file must be specified\n"); |
aab1b7e5 SS |
2557 | exit(1); |
2558 | } | |
01310af2 FB |
2559 | |
2560 | if (display_disable) { | |
2561 | video_disable = 1; | |
2562 | } | |
31319a8c | 2563 | flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER; |
c97f5402 DB |
2564 | #if !defined(__MINGW32__) && !defined(__APPLE__) |
2565 | flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */ | |
31319a8c | 2566 | #endif |
01310af2 | 2567 | if (SDL_Init (flags)) { |
05ab0b76 | 2568 | fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError()); |
01310af2 FB |
2569 | exit(1); |
2570 | } | |
2571 | ||
2572 | if (!display_disable) { | |
29f3b38a | 2573 | #ifdef HAVE_SDL_VIDEO_SIZE |
3ef17d62 MR |
2574 | const SDL_VideoInfo *vi = SDL_GetVideoInfo(); |
2575 | fs_screen_width = vi->current_w; | |
2576 | fs_screen_height = vi->current_h; | |
29f3b38a | 2577 | #endif |
01310af2 FB |
2578 | } |
2579 | ||
2580 | SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE); | |
2581 | SDL_EventState(SDL_MOUSEMOTION, SDL_IGNORE); | |
2582 | SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE); | |
2583 | SDL_EventState(SDL_USEREVENT, SDL_IGNORE); | |
2584 | ||
39c6a118 MN |
2585 | av_init_packet(&flush_pkt); |
2586 | flush_pkt.data= "FLUSH"; | |
2587 | ||
638c9d91 | 2588 | cur_stream = stream_open(input_filename, file_iformat); |
01310af2 FB |
2589 | |
2590 | event_loop(); | |
2591 | ||
2592 | /* never returns */ | |
2593 | ||
2594 | return 0; | |
2595 | } |