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" | |
01310af2 | 29 | |
f1cc88a5 | 30 | #include "version.h" |
01310af2 FB |
31 | #include "cmdutils.h" |
32 | ||
33 | #include <SDL.h> | |
34 | #include <SDL_thread.h> | |
35 | ||
2f30a81d | 36 | #ifdef __MINGW32__ |
31319a8c FB |
37 | #undef main /* We don't want SDL to override our main() */ |
38 | #endif | |
39 | ||
c367d067 MN |
40 | #undef exit |
41 | ||
64555bd9 | 42 | const char program_name[] = "FFplay"; |
4cfac5bc SS |
43 | static const int program_birth_year = 2003; |
44 | ||
638c9d91 FB |
45 | //#define DEBUG_SYNC |
46 | ||
01310af2 FB |
47 | #define MAX_VIDEOQ_SIZE (5 * 256 * 1024) |
48 | #define MAX_AUDIOQ_SIZE (5 * 16 * 1024) | |
72ce053b | 49 | #define MAX_SUBTITLEQ_SIZE (5 * 16 * 1024) |
01310af2 | 50 | |
638c9d91 FB |
51 | /* SDL audio buffer size, in samples. Should be small to have precise |
52 | A/V sync as SDL does not have hardware buffer fullness info. */ | |
53 | #define SDL_AUDIO_BUFFER_SIZE 1024 | |
54 | ||
55 | /* no AV sync correction is done if below the AV sync threshold */ | |
7e0140cb | 56 | #define AV_SYNC_THRESHOLD 0.01 |
638c9d91 FB |
57 | /* no AV correction is done if too big error */ |
58 | #define AV_NOSYNC_THRESHOLD 10.0 | |
59 | ||
60 | /* maximum audio speed change to get correct sync */ | |
61 | #define SAMPLE_CORRECTION_PERCENT_MAX 10 | |
62 | ||
63 | /* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */ | |
64 | #define AUDIO_DIFF_AVG_NB 20 | |
65 | ||
01310af2 FB |
66 | /* NOTE: the size must be big enough to compensate the hardware audio buffersize size */ |
67 | #define SAMPLE_ARRAY_SIZE (2*65536) | |
68 | ||
03ae87a3 LA |
69 | static int sws_flags = SWS_BICUBIC; |
70 | ||
01310af2 FB |
71 | typedef struct PacketQueue { |
72 | AVPacketList *first_pkt, *last_pkt; | |
73 | int nb_packets; | |
74 | int size; | |
75 | int abort_request; | |
76 | SDL_mutex *mutex; | |
77 | SDL_cond *cond; | |
78 | } PacketQueue; | |
79 | ||
80 | #define VIDEO_PICTURE_QUEUE_SIZE 1 | |
72ce053b | 81 | #define SUBPICTURE_QUEUE_SIZE 4 |
01310af2 FB |
82 | |
83 | typedef struct VideoPicture { | |
267e9dfa | 84 | double pts; ///<presentation time stamp for this picture |
01310af2 FB |
85 | SDL_Overlay *bmp; |
86 | int width, height; /* source height & width */ | |
87 | int allocated; | |
88 | } VideoPicture; | |
89 | ||
72ce053b IC |
90 | typedef struct SubPicture { |
91 | double pts; /* presentation time stamp for this picture */ | |
92 | AVSubtitle sub; | |
93 | } SubPicture; | |
94 | ||
01310af2 FB |
95 | enum { |
96 | AV_SYNC_AUDIO_MASTER, /* default choice */ | |
97 | AV_SYNC_VIDEO_MASTER, | |
638c9d91 | 98 | AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */ |
01310af2 FB |
99 | }; |
100 | ||
101 | typedef struct VideoState { | |
102 | SDL_Thread *parse_tid; | |
103 | SDL_Thread *video_tid; | |
638c9d91 | 104 | AVInputFormat *iformat; |
01310af2 FB |
105 | int no_background; |
106 | int abort_request; | |
107 | int paused; | |
416e3508 | 108 | int last_paused; |
72ea344b | 109 | int seek_req; |
3ba1438d | 110 | int seek_flags; |
72ea344b | 111 | int64_t seek_pos; |
01310af2 FB |
112 | AVFormatContext *ic; |
113 | int dtg_active_format; | |
114 | ||
115 | int audio_stream; | |
115329f1 | 116 | |
01310af2 | 117 | int av_sync_type; |
638c9d91 FB |
118 | double external_clock; /* external clock base */ |
119 | int64_t external_clock_time; | |
115329f1 | 120 | |
638c9d91 FB |
121 | double audio_clock; |
122 | double audio_diff_cum; /* used for AV difference average computation */ | |
123 | double audio_diff_avg_coef; | |
124 | double audio_diff_threshold; | |
125 | int audio_diff_avg_count; | |
01310af2 FB |
126 | AVStream *audio_st; |
127 | PacketQueue audioq; | |
128 | int audio_hw_buf_size; | |
129 | /* samples output by the codec. we reserve more space for avsync | |
130 | compensation */ | |
98145875 | 131 | DECLARE_ALIGNED(16,uint8_t,audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]); |
7fea94ce | 132 | unsigned int audio_buf_size; /* in bytes */ |
01310af2 FB |
133 | int audio_buf_index; /* in bytes */ |
134 | AVPacket audio_pkt; | |
135 | uint8_t *audio_pkt_data; | |
136 | int audio_pkt_size; | |
115329f1 | 137 | |
01310af2 FB |
138 | int show_audio; /* if true, display audio samples */ |
139 | int16_t sample_array[SAMPLE_ARRAY_SIZE]; | |
140 | int sample_array_index; | |
5e0257e3 | 141 | int last_i_start; |
115329f1 | 142 | |
72ce053b IC |
143 | SDL_Thread *subtitle_tid; |
144 | int subtitle_stream; | |
145 | int subtitle_stream_changed; | |
146 | AVStream *subtitle_st; | |
147 | PacketQueue subtitleq; | |
148 | SubPicture subpq[SUBPICTURE_QUEUE_SIZE]; | |
149 | int subpq_size, subpq_rindex, subpq_windex; | |
150 | SDL_mutex *subpq_mutex; | |
151 | SDL_cond *subpq_cond; | |
115329f1 | 152 | |
638c9d91 FB |
153 | double frame_timer; |
154 | double frame_last_pts; | |
155 | double frame_last_delay; | |
115329f1 | 156 | double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame |
01310af2 FB |
157 | int video_stream; |
158 | AVStream *video_st; | |
159 | PacketQueue videoq; | |
267e9dfa MN |
160 | double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used) |
161 | int64_t video_current_pts_time; ///<time (av_gettime) at which we updated video_current_pts - used to have running video pts | |
01310af2 FB |
162 | VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE]; |
163 | int pictq_size, pictq_rindex, pictq_windex; | |
164 | SDL_mutex *pictq_mutex; | |
165 | SDL_cond *pictq_cond; | |
115329f1 | 166 | |
01310af2 FB |
167 | // QETimer *video_timer; |
168 | char filename[1024]; | |
169 | int width, height, xleft, ytop; | |
170 | } VideoState; | |
171 | ||
358061f6 | 172 | static void show_help(void); |
638c9d91 | 173 | static int audio_write_get_buf_size(VideoState *is); |
01310af2 FB |
174 | |
175 | /* options specified by the user */ | |
176 | static AVInputFormat *file_iformat; | |
177 | static const char *input_filename; | |
178 | static int fs_screen_width; | |
179 | static int fs_screen_height; | |
fccb19e3 MN |
180 | static int screen_width = 0; |
181 | static int screen_height = 0; | |
e4b89522 LW |
182 | static int frame_width = 0; |
183 | static int frame_height = 0; | |
184 | static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; | |
01310af2 FB |
185 | static int audio_disable; |
186 | static int video_disable; | |
a8062103 | 187 | static int wanted_audio_stream= 0; |
4d8243d3 | 188 | static int wanted_video_stream= 0; |
94b594c6 | 189 | static int seek_by_bytes; |
01310af2 FB |
190 | static int display_disable; |
191 | static int show_status; | |
638c9d91 | 192 | static int av_sync_type = AV_SYNC_AUDIO_MASTER; |
72ea344b | 193 | static int64_t start_time = AV_NOPTS_VALUE; |
e26a8335 | 194 | static int debug = 0; |
0c9bbaec | 195 | static int debug_mv = 0; |
bba04f1e | 196 | static int step = 0; |
c62c07d3 | 197 | static int thread_count = 1; |
6387c3e6 | 198 | static int workaround_bugs = 1; |
6fc5b059 | 199 | static int fast = 0; |
30bc6613 | 200 | static int genpts = 0; |
178fcca8 MN |
201 | static int lowres = 0; |
202 | static int idct = FF_IDCT_AUTO; | |
8c3eba7c MN |
203 | static enum AVDiscard skip_frame= AVDISCARD_DEFAULT; |
204 | static enum AVDiscard skip_idct= AVDISCARD_DEFAULT; | |
205 | static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT; | |
1471c6c2 | 206 | static int error_resilience = FF_ER_CAREFUL; |
1b51e051 | 207 | static int error_concealment = 3; |
5039185a | 208 | static int decoder_reorder_pts= 0; |
01310af2 FB |
209 | |
210 | /* current context */ | |
211 | static int is_full_screen; | |
212 | static VideoState *cur_stream; | |
5e0257e3 | 213 | static int64_t audio_callback_time; |
01310af2 | 214 | |
39c6a118 MN |
215 | AVPacket flush_pkt; |
216 | ||
01310af2 FB |
217 | #define FF_ALLOC_EVENT (SDL_USEREVENT) |
218 | #define FF_REFRESH_EVENT (SDL_USEREVENT + 1) | |
638c9d91 | 219 | #define FF_QUIT_EVENT (SDL_USEREVENT + 2) |
01310af2 FB |
220 | |
221 | SDL_Surface *screen; | |
222 | ||
223 | /* packet queue handling */ | |
224 | static void packet_queue_init(PacketQueue *q) | |
225 | { | |
226 | memset(q, 0, sizeof(PacketQueue)); | |
227 | q->mutex = SDL_CreateMutex(); | |
228 | q->cond = SDL_CreateCond(); | |
229 | } | |
230 | ||
72ea344b | 231 | static void packet_queue_flush(PacketQueue *q) |
01310af2 FB |
232 | { |
233 | AVPacketList *pkt, *pkt1; | |
234 | ||
687fae2b | 235 | SDL_LockMutex(q->mutex); |
01310af2 FB |
236 | for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) { |
237 | pkt1 = pkt->next; | |
238 | av_free_packet(&pkt->pkt); | |
da6c4573 | 239 | av_freep(&pkt); |
01310af2 | 240 | } |
72ea344b FB |
241 | q->last_pkt = NULL; |
242 | q->first_pkt = NULL; | |
243 | q->nb_packets = 0; | |
244 | q->size = 0; | |
687fae2b | 245 | SDL_UnlockMutex(q->mutex); |
72ea344b FB |
246 | } |
247 | ||
248 | static void packet_queue_end(PacketQueue *q) | |
249 | { | |
250 | packet_queue_flush(q); | |
01310af2 FB |
251 | SDL_DestroyMutex(q->mutex); |
252 | SDL_DestroyCond(q->cond); | |
253 | } | |
254 | ||
255 | static int packet_queue_put(PacketQueue *q, AVPacket *pkt) | |
256 | { | |
257 | AVPacketList *pkt1; | |
258 | ||
72ea344b | 259 | /* duplicate the packet */ |
39c6a118 | 260 | if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0) |
72ea344b | 261 | return -1; |
115329f1 | 262 | |
01310af2 FB |
263 | pkt1 = av_malloc(sizeof(AVPacketList)); |
264 | if (!pkt1) | |
265 | return -1; | |
266 | pkt1->pkt = *pkt; | |
267 | pkt1->next = NULL; | |
268 | ||
72ea344b | 269 | |
01310af2 FB |
270 | SDL_LockMutex(q->mutex); |
271 | ||
272 | if (!q->last_pkt) | |
273 | ||
274 | q->first_pkt = pkt1; | |
275 | else | |
276 | q->last_pkt->next = pkt1; | |
277 | q->last_pkt = pkt1; | |
278 | q->nb_packets++; | |
279 | q->size += pkt1->pkt.size; | |
280 | /* XXX: should duplicate packet data in DV case */ | |
281 | SDL_CondSignal(q->cond); | |
282 | ||
283 | SDL_UnlockMutex(q->mutex); | |
284 | return 0; | |
285 | } | |
286 | ||
287 | static void packet_queue_abort(PacketQueue *q) | |
288 | { | |
289 | SDL_LockMutex(q->mutex); | |
290 | ||
291 | q->abort_request = 1; | |
115329f1 | 292 | |
01310af2 FB |
293 | SDL_CondSignal(q->cond); |
294 | ||
295 | SDL_UnlockMutex(q->mutex); | |
296 | } | |
297 | ||
298 | /* return < 0 if aborted, 0 if no packet and > 0 if packet. */ | |
299 | static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block) | |
300 | { | |
301 | AVPacketList *pkt1; | |
302 | int ret; | |
303 | ||
304 | SDL_LockMutex(q->mutex); | |
305 | ||
306 | for(;;) { | |
307 | if (q->abort_request) { | |
308 | ret = -1; | |
309 | break; | |
310 | } | |
115329f1 | 311 | |
01310af2 FB |
312 | pkt1 = q->first_pkt; |
313 | if (pkt1) { | |
314 | q->first_pkt = pkt1->next; | |
315 | if (!q->first_pkt) | |
316 | q->last_pkt = NULL; | |
317 | q->nb_packets--; | |
318 | q->size -= pkt1->pkt.size; | |
319 | *pkt = pkt1->pkt; | |
320 | av_free(pkt1); | |
321 | ret = 1; | |
322 | break; | |
323 | } else if (!block) { | |
324 | ret = 0; | |
325 | break; | |
326 | } else { | |
327 | SDL_CondWait(q->cond, q->mutex); | |
328 | } | |
329 | } | |
330 | SDL_UnlockMutex(q->mutex); | |
331 | return ret; | |
332 | } | |
333 | ||
115329f1 | 334 | static inline void fill_rectangle(SDL_Surface *screen, |
01310af2 FB |
335 | int x, int y, int w, int h, int color) |
336 | { | |
337 | SDL_Rect rect; | |
338 | rect.x = x; | |
339 | rect.y = y; | |
340 | rect.w = w; | |
341 | rect.h = h; | |
342 | SDL_FillRect(screen, &rect, color); | |
343 | } | |
344 | ||
345 | #if 0 | |
346 | /* draw only the border of a rectangle */ | |
347 | void fill_border(VideoState *s, int x, int y, int w, int h, int color) | |
348 | { | |
349 | int w1, w2, h1, h2; | |
350 | ||
351 | /* fill the background */ | |
352 | w1 = x; | |
353 | if (w1 < 0) | |
354 | w1 = 0; | |
355 | w2 = s->width - (x + w); | |
356 | if (w2 < 0) | |
357 | w2 = 0; | |
358 | h1 = y; | |
359 | if (h1 < 0) | |
360 | h1 = 0; | |
361 | h2 = s->height - (y + h); | |
362 | if (h2 < 0) | |
363 | h2 = 0; | |
115329f1 DB |
364 | fill_rectangle(screen, |
365 | s->xleft, s->ytop, | |
366 | w1, s->height, | |
01310af2 | 367 | color); |
115329f1 DB |
368 | fill_rectangle(screen, |
369 | s->xleft + s->width - w2, s->ytop, | |
370 | w2, s->height, | |
01310af2 | 371 | color); |
115329f1 DB |
372 | fill_rectangle(screen, |
373 | s->xleft + w1, s->ytop, | |
374 | s->width - w1 - w2, h1, | |
01310af2 | 375 | color); |
115329f1 | 376 | fill_rectangle(screen, |
01310af2 FB |
377 | s->xleft + w1, s->ytop + s->height - h2, |
378 | s->width - w1 - w2, h2, | |
379 | color); | |
380 | } | |
381 | #endif | |
382 | ||
72ce053b IC |
383 | |
384 | ||
385 | #define SCALEBITS 10 | |
386 | #define ONE_HALF (1 << (SCALEBITS - 1)) | |
387 | #define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5)) | |
388 | ||
389 | #define RGB_TO_Y_CCIR(r, g, b) \ | |
390 | ((FIX(0.29900*219.0/255.0) * (r) + FIX(0.58700*219.0/255.0) * (g) + \ | |
391 | FIX(0.11400*219.0/255.0) * (b) + (ONE_HALF + (16 << SCALEBITS))) >> SCALEBITS) | |
392 | ||
393 | #define RGB_TO_U_CCIR(r1, g1, b1, shift)\ | |
394 | (((- FIX(0.16874*224.0/255.0) * r1 - FIX(0.33126*224.0/255.0) * g1 + \ | |
395 | FIX(0.50000*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) | |
396 | ||
397 | #define RGB_TO_V_CCIR(r1, g1, b1, shift)\ | |
398 | (((FIX(0.50000*224.0/255.0) * r1 - FIX(0.41869*224.0/255.0) * g1 - \ | |
399 | FIX(0.08131*224.0/255.0) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) | |
400 | ||
401 | #define ALPHA_BLEND(a, oldp, newp, s)\ | |
402 | ((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s)) | |
403 | ||
404 | #define RGBA_IN(r, g, b, a, s)\ | |
405 | {\ | |
406 | unsigned int v = ((const uint32_t *)(s))[0];\ | |
407 | a = (v >> 24) & 0xff;\ | |
408 | r = (v >> 16) & 0xff;\ | |
409 | g = (v >> 8) & 0xff;\ | |
410 | b = v & 0xff;\ | |
411 | } | |
412 | ||
413 | #define YUVA_IN(y, u, v, a, s, pal)\ | |
414 | {\ | |
57cf99f2 | 415 | unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\ |
72ce053b IC |
416 | a = (val >> 24) & 0xff;\ |
417 | y = (val >> 16) & 0xff;\ | |
418 | u = (val >> 8) & 0xff;\ | |
419 | v = val & 0xff;\ | |
420 | } | |
421 | ||
422 | #define YUVA_OUT(d, y, u, v, a)\ | |
423 | {\ | |
424 | ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\ | |
425 | } | |
426 | ||
427 | ||
428 | #define BPP 1 | |
429 | ||
0a8cd696 | 430 | static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh) |
72ce053b IC |
431 | { |
432 | int wrap, wrap3, width2, skip2; | |
433 | int y, u, v, a, u1, v1, a1, w, h; | |
434 | uint8_t *lum, *cb, *cr; | |
435 | const uint8_t *p; | |
436 | const uint32_t *pal; | |
9cb5a11e RD |
437 | int dstx, dsty, dstw, dsth; |
438 | ||
0a8cd696 | 439 | dstx = FFMIN(FFMAX(rect->x, 0), imgw); |
9cb5a11e | 440 | dstw = FFMIN(FFMAX(rect->w, 0), imgw - dstx); |
0a8cd696 | 441 | dsty = FFMIN(FFMAX(rect->y, 0), imgh); |
9cb5a11e RD |
442 | dsth = FFMIN(FFMAX(rect->h, 0), imgh - dsty); |
443 | lum = dst->data[0] + dsty * dst->linesize[0]; | |
444 | cb = dst->data[1] + (dsty >> 1) * dst->linesize[1]; | |
445 | cr = dst->data[2] + (dsty >> 1) * dst->linesize[2]; | |
446 | ||
447 | width2 = (dstw + 1) >> 1; | |
448 | skip2 = dstx >> 1; | |
72ce053b IC |
449 | wrap = dst->linesize[0]; |
450 | wrap3 = rect->linesize; | |
451 | p = rect->bitmap; | |
452 | pal = rect->rgba_palette; /* Now in YCrCb! */ | |
115329f1 | 453 | |
9cb5a11e RD |
454 | if (dsty & 1) { |
455 | lum += dstx; | |
72ce053b IC |
456 | cb += skip2; |
457 | cr += skip2; | |
115329f1 | 458 | |
9cb5a11e | 459 | if (dstx & 1) { |
72ce053b IC |
460 | YUVA_IN(y, u, v, a, p, pal); |
461 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
462 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
463 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
464 | cb++; | |
465 | cr++; | |
466 | lum++; | |
467 | p += BPP; | |
468 | } | |
9cb5a11e | 469 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
470 | YUVA_IN(y, u, v, a, p, pal); |
471 | u1 = u; | |
472 | v1 = v; | |
473 | a1 = a; | |
474 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
475 | ||
476 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
477 | u1 += u; | |
478 | v1 += v; | |
479 | a1 += a; | |
480 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
481 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
482 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
483 | cb++; | |
484 | cr++; | |
485 | p += 2 * BPP; | |
486 | lum += 2; | |
487 | } | |
488 | if (w) { | |
489 | YUVA_IN(y, u, v, a, p, pal); | |
490 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
491 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
492 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
493 | } | |
9cb5a11e RD |
494 | p += wrap3 + (wrap3 - dstw * BPP); |
495 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
496 | cb += dst->linesize[1] - width2 - skip2; |
497 | cr += dst->linesize[2] - width2 - skip2; | |
498 | } | |
9cb5a11e RD |
499 | for(h = dsth - (dsty & 1); h >= 2; h -= 2) { |
500 | lum += dstx; | |
72ce053b IC |
501 | cb += skip2; |
502 | cr += skip2; | |
115329f1 | 503 | |
9cb5a11e | 504 | if (dstx & 1) { |
72ce053b IC |
505 | YUVA_IN(y, u, v, a, p, pal); |
506 | u1 = u; | |
507 | v1 = v; | |
508 | a1 = a; | |
509 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
510 | p += wrap3; | |
511 | lum += wrap; | |
512 | YUVA_IN(y, u, v, a, p, pal); | |
513 | u1 += u; | |
514 | v1 += v; | |
515 | a1 += a; | |
516 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
517 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
518 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
519 | cb++; | |
520 | cr++; | |
521 | p += -wrap3 + BPP; | |
522 | lum += -wrap + 1; | |
523 | } | |
9cb5a11e | 524 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
525 | YUVA_IN(y, u, v, a, p, pal); |
526 | u1 = u; | |
527 | v1 = v; | |
528 | a1 = a; | |
529 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
530 | ||
531 | YUVA_IN(y, u, v, a, p, pal); | |
532 | u1 += u; | |
533 | v1 += v; | |
534 | a1 += a; | |
535 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
536 | p += wrap3; | |
537 | lum += wrap; | |
538 | ||
539 | YUVA_IN(y, u, v, a, p, pal); | |
540 | u1 += u; | |
541 | v1 += v; | |
542 | a1 += a; | |
543 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
544 | ||
545 | YUVA_IN(y, u, v, a, p, pal); | |
546 | u1 += u; | |
547 | v1 += v; | |
548 | a1 += a; | |
549 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
550 | ||
551 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2); | |
552 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2); | |
553 | ||
554 | cb++; | |
555 | cr++; | |
556 | p += -wrap3 + 2 * BPP; | |
557 | lum += -wrap + 2; | |
558 | } | |
559 | if (w) { | |
560 | YUVA_IN(y, u, v, a, p, pal); | |
561 | u1 = u; | |
562 | v1 = v; | |
563 | a1 = a; | |
564 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
565 | p += wrap3; | |
566 | lum += wrap; | |
567 | YUVA_IN(y, u, v, a, p, pal); | |
568 | u1 += u; | |
569 | v1 += v; | |
570 | a1 += a; | |
571 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
572 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1); | |
573 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1); | |
574 | cb++; | |
575 | cr++; | |
576 | p += -wrap3 + BPP; | |
577 | lum += -wrap + 1; | |
578 | } | |
9cb5a11e RD |
579 | p += wrap3 + (wrap3 - dstw * BPP); |
580 | lum += wrap + (wrap - dstw - dstx); | |
72ce053b IC |
581 | cb += dst->linesize[1] - width2 - skip2; |
582 | cr += dst->linesize[2] - width2 - skip2; | |
583 | } | |
584 | /* handle odd height */ | |
585 | if (h) { | |
9cb5a11e | 586 | lum += dstx; |
72ce053b IC |
587 | cb += skip2; |
588 | cr += skip2; | |
115329f1 | 589 | |
9cb5a11e | 590 | if (dstx & 1) { |
72ce053b IC |
591 | YUVA_IN(y, u, v, a, p, pal); |
592 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
593 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
594 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
595 | cb++; | |
596 | cr++; | |
597 | lum++; | |
598 | p += BPP; | |
599 | } | |
9cb5a11e | 600 | for(w = dstw - (dstx & 1); w >= 2; w -= 2) { |
72ce053b IC |
601 | YUVA_IN(y, u, v, a, p, pal); |
602 | u1 = u; | |
603 | v1 = v; | |
604 | a1 = a; | |
605 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
606 | ||
607 | YUVA_IN(y, u, v, a, p + BPP, pal); | |
608 | u1 += u; | |
609 | v1 += v; | |
610 | a1 += a; | |
611 | lum[1] = ALPHA_BLEND(a, lum[1], y, 0); | |
612 | cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1); | |
613 | cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1); | |
614 | cb++; | |
615 | cr++; | |
616 | p += 2 * BPP; | |
617 | lum += 2; | |
618 | } | |
619 | if (w) { | |
620 | YUVA_IN(y, u, v, a, p, pal); | |
621 | lum[0] = ALPHA_BLEND(a, lum[0], y, 0); | |
622 | cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0); | |
623 | cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0); | |
624 | } | |
625 | } | |
626 | } | |
627 | ||
628 | static void free_subpicture(SubPicture *sp) | |
629 | { | |
630 | int i; | |
115329f1 | 631 | |
72ce053b IC |
632 | for (i = 0; i < sp->sub.num_rects; i++) |
633 | { | |
634 | av_free(sp->sub.rects[i].bitmap); | |
635 | av_free(sp->sub.rects[i].rgba_palette); | |
636 | } | |
115329f1 | 637 | |
72ce053b | 638 | av_free(sp->sub.rects); |
115329f1 | 639 | |
72ce053b IC |
640 | memset(&sp->sub, 0, sizeof(AVSubtitle)); |
641 | } | |
642 | ||
01310af2 FB |
643 | static void video_image_display(VideoState *is) |
644 | { | |
645 | VideoPicture *vp; | |
72ce053b IC |
646 | SubPicture *sp; |
647 | AVPicture pict; | |
01310af2 FB |
648 | float aspect_ratio; |
649 | int width, height, x, y; | |
650 | SDL_Rect rect; | |
72ce053b | 651 | int i; |
01310af2 FB |
652 | |
653 | vp = &is->pictq[is->pictq_rindex]; | |
654 | if (vp->bmp) { | |
655 | /* XXX: use variable in the frame */ | |
115329f1 | 656 | if (is->video_st->codec->sample_aspect_ratio.num == 0) |
72ea344b FB |
657 | aspect_ratio = 0; |
658 | else | |
115329f1 | 659 | aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio) |
cea96420 | 660 | * is->video_st->codec->width / is->video_st->codec->height; |
01310af2 | 661 | if (aspect_ratio <= 0.0) |
115329f1 | 662 | aspect_ratio = (float)is->video_st->codec->width / |
01f4895c | 663 | (float)is->video_st->codec->height; |
01310af2 FB |
664 | /* if an active format is indicated, then it overrides the |
665 | mpeg format */ | |
666 | #if 0 | |
01f4895c MN |
667 | if (is->video_st->codec->dtg_active_format != is->dtg_active_format) { |
668 | is->dtg_active_format = is->video_st->codec->dtg_active_format; | |
01310af2 FB |
669 | printf("dtg_active_format=%d\n", is->dtg_active_format); |
670 | } | |
671 | #endif | |
672 | #if 0 | |
01f4895c | 673 | switch(is->video_st->codec->dtg_active_format) { |
01310af2 FB |
674 | case FF_DTG_AFD_SAME: |
675 | default: | |
676 | /* nothing to do */ | |
677 | break; | |
678 | case FF_DTG_AFD_4_3: | |
679 | aspect_ratio = 4.0 / 3.0; | |
680 | break; | |
681 | case FF_DTG_AFD_16_9: | |
682 | aspect_ratio = 16.0 / 9.0; | |
683 | break; | |
684 | case FF_DTG_AFD_14_9: | |
685 | aspect_ratio = 14.0 / 9.0; | |
686 | break; | |
687 | case FF_DTG_AFD_4_3_SP_14_9: | |
688 | aspect_ratio = 14.0 / 9.0; | |
689 | break; | |
690 | case FF_DTG_AFD_16_9_SP_14_9: | |
691 | aspect_ratio = 14.0 / 9.0; | |
692 | break; | |
693 | case FF_DTG_AFD_SP_4_3: | |
694 | aspect_ratio = 4.0 / 3.0; | |
695 | break; | |
696 | } | |
697 | #endif | |
698 | ||
72ce053b IC |
699 | if (is->subtitle_st) |
700 | { | |
701 | if (is->subpq_size > 0) | |
702 | { | |
703 | sp = &is->subpq[is->subpq_rindex]; | |
704 | ||
705 | if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000)) | |
706 | { | |
707 | SDL_LockYUVOverlay (vp->bmp); | |
708 | ||
709 | pict.data[0] = vp->bmp->pixels[0]; | |
710 | pict.data[1] = vp->bmp->pixels[2]; | |
711 | pict.data[2] = vp->bmp->pixels[1]; | |
712 | ||
713 | pict.linesize[0] = vp->bmp->pitches[0]; | |
714 | pict.linesize[1] = vp->bmp->pitches[2]; | |
715 | pict.linesize[2] = vp->bmp->pitches[1]; | |
716 | ||
717 | for (i = 0; i < sp->sub.num_rects; i++) | |
9cb5a11e | 718 | blend_subrect(&pict, &sp->sub.rects[i], |
0a8cd696 | 719 | vp->bmp->w, vp->bmp->h); |
72ce053b IC |
720 | |
721 | SDL_UnlockYUVOverlay (vp->bmp); | |
722 | } | |
723 | } | |
724 | } | |
725 | ||
726 | ||
01310af2 FB |
727 | /* XXX: we suppose the screen has a 1.0 pixel ratio */ |
728 | height = is->height; | |
729 | width = ((int)rint(height * aspect_ratio)) & -3; | |
730 | if (width > is->width) { | |
731 | width = is->width; | |
732 | height = ((int)rint(width / aspect_ratio)) & -3; | |
733 | } | |
734 | x = (is->width - width) / 2; | |
735 | y = (is->height - height) / 2; | |
736 | if (!is->no_background) { | |
737 | /* fill the background */ | |
738 | // fill_border(is, x, y, width, height, QERGB(0x00, 0x00, 0x00)); | |
739 | } else { | |
740 | is->no_background = 0; | |
741 | } | |
742 | rect.x = is->xleft + x; | |
2f6547fb | 743 | rect.y = is->ytop + y; |
01310af2 FB |
744 | rect.w = width; |
745 | rect.h = height; | |
746 | SDL_DisplayYUVOverlay(vp->bmp, &rect); | |
747 | } else { | |
748 | #if 0 | |
115329f1 DB |
749 | fill_rectangle(screen, |
750 | is->xleft, is->ytop, is->width, is->height, | |
01310af2 FB |
751 | QERGB(0x00, 0x00, 0x00)); |
752 | #endif | |
753 | } | |
754 | } | |
755 | ||
756 | static inline int compute_mod(int a, int b) | |
757 | { | |
758 | a = a % b; | |
115329f1 | 759 | if (a >= 0) |
01310af2 FB |
760 | return a; |
761 | else | |
762 | return a + b; | |
763 | } | |
764 | ||
765 | static void video_audio_display(VideoState *s) | |
766 | { | |
767 | int i, i_start, x, y1, y, ys, delay, n, nb_display_channels; | |
768 | int ch, channels, h, h2, bgcolor, fgcolor; | |
769 | int16_t time_diff; | |
115329f1 | 770 | |
01310af2 | 771 | /* compute display index : center on currently output samples */ |
01f4895c | 772 | channels = s->audio_st->codec->channels; |
01310af2 | 773 | nb_display_channels = channels; |
5e0257e3 FB |
774 | if (!s->paused) { |
775 | n = 2 * channels; | |
776 | delay = audio_write_get_buf_size(s); | |
777 | delay /= n; | |
115329f1 | 778 | |
5e0257e3 FB |
779 | /* to be more precise, we take into account the time spent since |
780 | the last buffer computation */ | |
781 | if (audio_callback_time) { | |
782 | time_diff = av_gettime() - audio_callback_time; | |
01f4895c | 783 | delay += (time_diff * s->audio_st->codec->sample_rate) / 1000000; |
5e0257e3 | 784 | } |
115329f1 | 785 | |
5e0257e3 FB |
786 | delay -= s->width / 2; |
787 | if (delay < s->width) | |
788 | delay = s->width; | |
ac50bcc8 MN |
789 | |
790 | i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE); | |
791 | ||
792 | h= INT_MIN; | |
793 | for(i=0; i<1000; i+=channels){ | |
794 | int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE; | |
795 | int a= s->sample_array[idx]; | |
796 | int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE]; | |
797 | int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE]; | |
798 | int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE]; | |
799 | int score= a-d; | |
800 | if(h<score && (b^c)<0){ | |
801 | h= score; | |
802 | i_start= idx; | |
803 | } | |
804 | } | |
805 | ||
5e0257e3 FB |
806 | s->last_i_start = i_start; |
807 | } else { | |
808 | i_start = s->last_i_start; | |
01310af2 FB |
809 | } |
810 | ||
01310af2 | 811 | bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00); |
115329f1 DB |
812 | fill_rectangle(screen, |
813 | s->xleft, s->ytop, s->width, s->height, | |
01310af2 FB |
814 | bgcolor); |
815 | ||
816 | fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff); | |
817 | ||
818 | /* total height for one channel */ | |
819 | h = s->height / nb_display_channels; | |
820 | /* graph height / 2 */ | |
821 | h2 = (h * 9) / 20; | |
822 | for(ch = 0;ch < nb_display_channels; ch++) { | |
823 | i = i_start + ch; | |
824 | y1 = s->ytop + ch * h + (h / 2); /* position of center line */ | |
825 | for(x = 0; x < s->width; x++) { | |
826 | y = (s->sample_array[i] * h2) >> 15; | |
827 | if (y < 0) { | |
828 | y = -y; | |
829 | ys = y1 - y; | |
830 | } else { | |
831 | ys = y1; | |
832 | } | |
115329f1 DB |
833 | fill_rectangle(screen, |
834 | s->xleft + x, ys, 1, y, | |
01310af2 FB |
835 | fgcolor); |
836 | i += channels; | |
837 | if (i >= SAMPLE_ARRAY_SIZE) | |
838 | i -= SAMPLE_ARRAY_SIZE; | |
839 | } | |
840 | } | |
841 | ||
842 | fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff); | |
843 | ||
844 | for(ch = 1;ch < nb_display_channels; ch++) { | |
845 | y = s->ytop + ch * h; | |
115329f1 DB |
846 | fill_rectangle(screen, |
847 | s->xleft, y, s->width, 1, | |
01310af2 FB |
848 | fgcolor); |
849 | } | |
850 | SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height); | |
851 | } | |
852 | ||
990c8438 MN |
853 | static int video_open(VideoState *is){ |
854 | int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL; | |
855 | int w,h; | |
856 | ||
fb84155b MN |
857 | if(is_full_screen) flags |= SDL_FULLSCREEN; |
858 | else flags |= SDL_RESIZABLE; | |
859 | ||
990c8438 MN |
860 | if (is_full_screen && fs_screen_width) { |
861 | w = fs_screen_width; | |
862 | h = fs_screen_height; | |
fb84155b MN |
863 | } else if(!is_full_screen && screen_width){ |
864 | w = screen_width; | |
865 | h = screen_height; | |
866 | }else if (is->video_st && is->video_st->codec->width){ | |
867 | w = is->video_st->codec->width; | |
868 | h = is->video_st->codec->height; | |
990c8438 | 869 | } else { |
fb84155b MN |
870 | w = 640; |
871 | h = 480; | |
990c8438 | 872 | } |
c97f5402 | 873 | #ifndef __APPLE__ |
990c8438 MN |
874 | screen = SDL_SetVideoMode(w, h, 0, flags); |
875 | #else | |
876 | /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */ | |
877 | screen = SDL_SetVideoMode(w, h, 24, flags); | |
878 | #endif | |
879 | if (!screen) { | |
880 | fprintf(stderr, "SDL: could not set video mode - exiting\n"); | |
881 | return -1; | |
882 | } | |
883 | SDL_WM_SetCaption("FFplay", "FFplay"); | |
884 | ||
885 | is->width = screen->w; | |
886 | is->height = screen->h; | |
887 | ||
888 | return 0; | |
889 | } | |
8c982c5d | 890 | |
01310af2 FB |
891 | /* display the current picture, if any */ |
892 | static void video_display(VideoState *is) | |
893 | { | |
8c982c5d MN |
894 | if(!screen) |
895 | video_open(cur_stream); | |
115329f1 | 896 | if (is->audio_st && is->show_audio) |
01310af2 FB |
897 | video_audio_display(is); |
898 | else if (is->video_st) | |
899 | video_image_display(is); | |
900 | } | |
901 | ||
902 | static Uint32 sdl_refresh_timer_cb(Uint32 interval, void *opaque) | |
903 | { | |
904 | SDL_Event event; | |
905 | event.type = FF_REFRESH_EVENT; | |
906 | event.user.data1 = opaque; | |
907 | SDL_PushEvent(&event); | |
908 | return 0; /* 0 means stop timer */ | |
909 | } | |
910 | ||
911 | /* schedule a video refresh in 'delay' ms */ | |
912 | static void schedule_refresh(VideoState *is, int delay) | |
913 | { | |
914 | SDL_AddTimer(delay, sdl_refresh_timer_cb, is); | |
915 | } | |
916 | ||
638c9d91 FB |
917 | /* get the current audio clock value */ |
918 | static double get_audio_clock(VideoState *is) | |
919 | { | |
920 | double pts; | |
921 | int hw_buf_size, bytes_per_sec; | |
922 | pts = is->audio_clock; | |
923 | hw_buf_size = audio_write_get_buf_size(is); | |
924 | bytes_per_sec = 0; | |
925 | if (is->audio_st) { | |
115329f1 | 926 | bytes_per_sec = is->audio_st->codec->sample_rate * |
01f4895c | 927 | 2 * is->audio_st->codec->channels; |
638c9d91 FB |
928 | } |
929 | if (bytes_per_sec) | |
930 | pts -= (double)hw_buf_size / bytes_per_sec; | |
931 | return pts; | |
932 | } | |
933 | ||
934 | /* get the current video clock value */ | |
935 | static double get_video_clock(VideoState *is) | |
936 | { | |
937 | double delta; | |
04108619 | 938 | if (is->paused) { |
72ea344b FB |
939 | delta = 0; |
940 | } else { | |
941 | delta = (av_gettime() - is->video_current_pts_time) / 1000000.0; | |
942 | } | |
638c9d91 FB |
943 | return is->video_current_pts + delta; |
944 | } | |
945 | ||
946 | /* get the current external clock value */ | |
947 | static double get_external_clock(VideoState *is) | |
948 | { | |
949 | int64_t ti; | |
950 | ti = av_gettime(); | |
951 | return is->external_clock + ((ti - is->external_clock_time) * 1e-6); | |
952 | } | |
953 | ||
954 | /* get the current master clock value */ | |
955 | static double get_master_clock(VideoState *is) | |
956 | { | |
957 | double val; | |
958 | ||
72ea344b FB |
959 | if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) { |
960 | if (is->video_st) | |
961 | val = get_video_clock(is); | |
962 | else | |
963 | val = get_audio_clock(is); | |
964 | } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) { | |
965 | if (is->audio_st) | |
966 | val = get_audio_clock(is); | |
967 | else | |
968 | val = get_video_clock(is); | |
969 | } else { | |
638c9d91 | 970 | val = get_external_clock(is); |
72ea344b | 971 | } |
638c9d91 FB |
972 | return val; |
973 | } | |
974 | ||
72ea344b | 975 | /* seek in the stream */ |
3ba1438d | 976 | static void stream_seek(VideoState *is, int64_t pos, int rel) |
72ea344b | 977 | { |
687fae2b IW |
978 | if (!is->seek_req) { |
979 | is->seek_pos = pos; | |
980 | is->seek_flags = rel < 0 ? AVSEEK_FLAG_BACKWARD : 0; | |
94b594c6 SH |
981 | if (seek_by_bytes) |
982 | is->seek_flags |= AVSEEK_FLAG_BYTE; | |
687fae2b IW |
983 | is->seek_req = 1; |
984 | } | |
72ea344b FB |
985 | } |
986 | ||
987 | /* pause or resume the video */ | |
988 | static void stream_pause(VideoState *is) | |
989 | { | |
990 | is->paused = !is->paused; | |
917fa192 | 991 | if (!is->paused) { |
72ea344b | 992 | is->video_current_pts = get_video_clock(is); |
917fa192 | 993 | is->frame_timer += (av_gettime() - is->video_current_pts_time) / 1000000.0; |
72ea344b FB |
994 | } |
995 | } | |
996 | ||
01310af2 FB |
997 | /* called to display each frame */ |
998 | static void video_refresh_timer(void *opaque) | |
999 | { | |
1000 | VideoState *is = opaque; | |
1001 | VideoPicture *vp; | |
638c9d91 FB |
1002 | double actual_delay, delay, sync_threshold, ref_clock, diff; |
1003 | ||
72ce053b | 1004 | SubPicture *sp, *sp2; |
01310af2 FB |
1005 | |
1006 | if (is->video_st) { | |
1007 | if (is->pictq_size == 0) { | |
1008 | /* if no picture, need to wait */ | |
7e0140cb | 1009 | schedule_refresh(is, 1); |
01310af2 | 1010 | } else { |
638c9d91 | 1011 | /* dequeue the picture */ |
01310af2 | 1012 | vp = &is->pictq[is->pictq_rindex]; |
638c9d91 FB |
1013 | |
1014 | /* update current video pts */ | |
1015 | is->video_current_pts = vp->pts; | |
1016 | is->video_current_pts_time = av_gettime(); | |
1017 | ||
1018 | /* compute nominal delay */ | |
1019 | delay = vp->pts - is->frame_last_pts; | |
ec2fc00d | 1020 | if (delay <= 0 || delay >= 2.0) { |
638c9d91 FB |
1021 | /* if incorrect delay, use previous one */ |
1022 | delay = is->frame_last_delay; | |
1023 | } | |
1024 | is->frame_last_delay = delay; | |
1025 | is->frame_last_pts = vp->pts; | |
1026 | ||
1027 | /* update delay to follow master synchronisation source */ | |
1028 | if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) || | |
1029 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { | |
1030 | /* if video is slave, we try to correct big delays by | |
1031 | duplicating or deleting a frame */ | |
1032 | ref_clock = get_master_clock(is); | |
1033 | diff = vp->pts - ref_clock; | |
115329f1 | 1034 | |
638c9d91 FB |
1035 | /* skip or repeat frame. We take into account the |
1036 | delay to compute the threshold. I still don't know | |
1037 | if it is the best guess */ | |
1038 | sync_threshold = AV_SYNC_THRESHOLD; | |
1039 | if (delay > sync_threshold) | |
1040 | sync_threshold = delay; | |
1041 | if (fabs(diff) < AV_NOSYNC_THRESHOLD) { | |
1042 | if (diff <= -sync_threshold) | |
1043 | delay = 0; | |
1044 | else if (diff >= sync_threshold) | |
1045 | delay = 2 * delay; | |
1046 | } | |
1047 | } | |
1048 | ||
1049 | is->frame_timer += delay; | |
1050 | /* compute the REAL delay (we need to do that to avoid | |
1051 | long term errors */ | |
1052 | actual_delay = is->frame_timer - (av_gettime() / 1000000.0); | |
1053 | if (actual_delay < 0.010) { | |
1054 | /* XXX: should skip picture */ | |
1055 | actual_delay = 0.010; | |
1056 | } | |
01310af2 | 1057 | /* launch timer for next picture */ |
638c9d91 FB |
1058 | schedule_refresh(is, (int)(actual_delay * 1000 + 0.5)); |
1059 | ||
1060 | #if defined(DEBUG_SYNC) | |
115329f1 | 1061 | printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n", |
638c9d91 FB |
1062 | delay, actual_delay, vp->pts, -diff); |
1063 | #endif | |
01310af2 | 1064 | |
72ce053b IC |
1065 | if(is->subtitle_st) { |
1066 | if (is->subtitle_stream_changed) { | |
1067 | SDL_LockMutex(is->subpq_mutex); | |
115329f1 | 1068 | |
72ce053b IC |
1069 | while (is->subpq_size) { |
1070 | free_subpicture(&is->subpq[is->subpq_rindex]); | |
115329f1 | 1071 | |
72ce053b IC |
1072 | /* update queue size and signal for next picture */ |
1073 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1074 | is->subpq_rindex = 0; | |
115329f1 | 1075 | |
72ce053b IC |
1076 | is->subpq_size--; |
1077 | } | |
1078 | is->subtitle_stream_changed = 0; | |
1079 | ||
1080 | SDL_CondSignal(is->subpq_cond); | |
1081 | SDL_UnlockMutex(is->subpq_mutex); | |
1082 | } else { | |
1083 | if (is->subpq_size > 0) { | |
1084 | sp = &is->subpq[is->subpq_rindex]; | |
1085 | ||
1086 | if (is->subpq_size > 1) | |
1087 | sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE]; | |
1088 | else | |
1089 | sp2 = NULL; | |
1090 | ||
1091 | if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000))) | |
1092 | || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000)))) | |
1093 | { | |
1094 | free_subpicture(sp); | |
1095 | ||
1096 | /* update queue size and signal for next picture */ | |
1097 | if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE) | |
1098 | is->subpq_rindex = 0; | |
1099 | ||
1100 | SDL_LockMutex(is->subpq_mutex); | |
1101 | is->subpq_size--; | |
1102 | SDL_CondSignal(is->subpq_cond); | |
1103 | SDL_UnlockMutex(is->subpq_mutex); | |
1104 | } | |
1105 | } | |
1106 | } | |
1107 | } | |
1108 | ||
01310af2 FB |
1109 | /* display picture */ |
1110 | video_display(is); | |
115329f1 | 1111 | |
01310af2 FB |
1112 | /* update queue size and signal for next picture */ |
1113 | if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE) | |
1114 | is->pictq_rindex = 0; | |
115329f1 | 1115 | |
01310af2 FB |
1116 | SDL_LockMutex(is->pictq_mutex); |
1117 | is->pictq_size--; | |
1118 | SDL_CondSignal(is->pictq_cond); | |
1119 | SDL_UnlockMutex(is->pictq_mutex); | |
1120 | } | |
1121 | } else if (is->audio_st) { | |
1122 | /* draw the next audio frame */ | |
1123 | ||
1124 | schedule_refresh(is, 40); | |
1125 | ||
1126 | /* if only audio stream, then display the audio bars (better | |
1127 | than nothing, just to test the implementation */ | |
115329f1 | 1128 | |
01310af2 FB |
1129 | /* display picture */ |
1130 | video_display(is); | |
1131 | } else { | |
1132 | schedule_refresh(is, 100); | |
1133 | } | |
1134 | if (show_status) { | |
1135 | static int64_t last_time; | |
1136 | int64_t cur_time; | |
72ce053b | 1137 | int aqsize, vqsize, sqsize; |
638c9d91 | 1138 | double av_diff; |
115329f1 | 1139 | |
01310af2 FB |
1140 | cur_time = av_gettime(); |
1141 | if (!last_time || (cur_time - last_time) >= 500 * 1000) { | |
1142 | aqsize = 0; | |
1143 | vqsize = 0; | |
72ce053b | 1144 | sqsize = 0; |
01310af2 FB |
1145 | if (is->audio_st) |
1146 | aqsize = is->audioq.size; | |
1147 | if (is->video_st) | |
1148 | vqsize = is->videoq.size; | |
72ce053b IC |
1149 | if (is->subtitle_st) |
1150 | sqsize = is->subtitleq.size; | |
638c9d91 FB |
1151 | av_diff = 0; |
1152 | if (is->audio_st && is->video_st) | |
1153 | av_diff = get_audio_clock(is) - get_video_clock(is); | |
115329f1 | 1154 | printf("%7.2f A-V:%7.3f aq=%5dKB vq=%5dKB sq=%5dB \r", |
72ce053b | 1155 | get_master_clock(is), av_diff, aqsize / 1024, vqsize / 1024, sqsize); |
01310af2 FB |
1156 | fflush(stdout); |
1157 | last_time = cur_time; | |
1158 | } | |
1159 | } | |
1160 | } | |
1161 | ||
1162 | /* allocate a picture (needs to do that in main thread to avoid | |
1163 | potential locking problems */ | |
1164 | static void alloc_picture(void *opaque) | |
1165 | { | |
1166 | VideoState *is = opaque; | |
1167 | VideoPicture *vp; | |
01310af2 FB |
1168 | |
1169 | vp = &is->pictq[is->pictq_windex]; | |
1170 | ||
1171 | if (vp->bmp) | |
1172 | SDL_FreeYUVOverlay(vp->bmp); | |
1173 | ||
61890b02 | 1174 | #if 0 |
01310af2 | 1175 | /* XXX: use generic function */ |
61890b02 | 1176 | /* XXX: disable overlay if no hardware acceleration or if RGB format */ |
01f4895c | 1177 | switch(is->video_st->codec->pix_fmt) { |
01310af2 FB |
1178 | case PIX_FMT_YUV420P: |
1179 | case PIX_FMT_YUV422P: | |
1180 | case PIX_FMT_YUV444P: | |
71e445fc | 1181 | case PIX_FMT_YUYV422: |
01310af2 FB |
1182 | case PIX_FMT_YUV410P: |
1183 | case PIX_FMT_YUV411P: | |
1184 | is_yuv = 1; | |
1185 | break; | |
1186 | default: | |
1187 | is_yuv = 0; | |
1188 | break; | |
1189 | } | |
01310af2 | 1190 | #endif |
01f4895c MN |
1191 | vp->bmp = SDL_CreateYUVOverlay(is->video_st->codec->width, |
1192 | is->video_st->codec->height, | |
115329f1 | 1193 | SDL_YV12_OVERLAY, |
61890b02 | 1194 | screen); |
01f4895c MN |
1195 | vp->width = is->video_st->codec->width; |
1196 | vp->height = is->video_st->codec->height; | |
01310af2 FB |
1197 | |
1198 | SDL_LockMutex(is->pictq_mutex); | |
1199 | vp->allocated = 1; | |
1200 | SDL_CondSignal(is->pictq_cond); | |
1201 | SDL_UnlockMutex(is->pictq_mutex); | |
1202 | } | |
1203 | ||
267e9dfa MN |
1204 | /** |
1205 | * | |
1206 | * @param pts the dts of the pkt / pts of the frame and guessed if not known | |
1207 | */ | |
638c9d91 | 1208 | static int queue_picture(VideoState *is, AVFrame *src_frame, double pts) |
01310af2 FB |
1209 | { |
1210 | VideoPicture *vp; | |
1211 | int dst_pix_fmt; | |
1212 | AVPicture pict; | |
03ae87a3 | 1213 | static struct SwsContext *img_convert_ctx; |
115329f1 | 1214 | |
01310af2 FB |
1215 | /* wait until we have space to put a new picture */ |
1216 | SDL_LockMutex(is->pictq_mutex); | |
1217 | while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && | |
1218 | !is->videoq.abort_request) { | |
1219 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1220 | } | |
1221 | SDL_UnlockMutex(is->pictq_mutex); | |
115329f1 | 1222 | |
01310af2 FB |
1223 | if (is->videoq.abort_request) |
1224 | return -1; | |
1225 | ||
1226 | vp = &is->pictq[is->pictq_windex]; | |
1227 | ||
1228 | /* alloc or resize hardware picture buffer */ | |
115329f1 | 1229 | if (!vp->bmp || |
01f4895c MN |
1230 | vp->width != is->video_st->codec->width || |
1231 | vp->height != is->video_st->codec->height) { | |
01310af2 FB |
1232 | SDL_Event event; |
1233 | ||
1234 | vp->allocated = 0; | |
1235 | ||
1236 | /* the allocation must be done in the main thread to avoid | |
1237 | locking problems */ | |
1238 | event.type = FF_ALLOC_EVENT; | |
1239 | event.user.data1 = is; | |
1240 | SDL_PushEvent(&event); | |
115329f1 | 1241 | |
01310af2 FB |
1242 | /* wait until the picture is allocated */ |
1243 | SDL_LockMutex(is->pictq_mutex); | |
1244 | while (!vp->allocated && !is->videoq.abort_request) { | |
1245 | SDL_CondWait(is->pictq_cond, is->pictq_mutex); | |
1246 | } | |
1247 | SDL_UnlockMutex(is->pictq_mutex); | |
1248 | ||
1249 | if (is->videoq.abort_request) | |
1250 | return -1; | |
1251 | } | |
1252 | ||
638c9d91 | 1253 | /* if the frame is not skipped, then display it */ |
01310af2 FB |
1254 | if (vp->bmp) { |
1255 | /* get a pointer on the bitmap */ | |
1256 | SDL_LockYUVOverlay (vp->bmp); | |
1257 | ||
1258 | dst_pix_fmt = PIX_FMT_YUV420P; | |
1259 | pict.data[0] = vp->bmp->pixels[0]; | |
1260 | pict.data[1] = vp->bmp->pixels[2]; | |
1261 | pict.data[2] = vp->bmp->pixels[1]; | |
1262 | ||
1263 | pict.linesize[0] = vp->bmp->pitches[0]; | |
1264 | pict.linesize[1] = vp->bmp->pitches[2]; | |
1265 | pict.linesize[2] = vp->bmp->pitches[1]; | |
feb7bc67 AB |
1266 | img_convert_ctx = sws_getCachedContext(img_convert_ctx, |
1267 | is->video_st->codec->width, is->video_st->codec->height, | |
1268 | is->video_st->codec->pix_fmt, | |
1269 | is->video_st->codec->width, is->video_st->codec->height, | |
1270 | dst_pix_fmt, sws_flags, NULL, NULL, NULL); | |
26ba8235 AB |
1271 | if (img_convert_ctx == NULL) { |
1272 | fprintf(stderr, "Cannot initialize the conversion context\n"); | |
1273 | exit(1); | |
1274 | } | |
03ae87a3 LA |
1275 | sws_scale(img_convert_ctx, src_frame->data, src_frame->linesize, |
1276 | 0, is->video_st->codec->height, pict.data, pict.linesize); | |
01310af2 FB |
1277 | /* update the bitmap content */ |
1278 | SDL_UnlockYUVOverlay(vp->bmp); | |
1279 | ||
638c9d91 | 1280 | vp->pts = pts; |
01310af2 FB |
1281 | |
1282 | /* now we can update the picture count */ | |
1283 | if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE) | |
1284 | is->pictq_windex = 0; | |
1285 | SDL_LockMutex(is->pictq_mutex); | |
1286 | is->pictq_size++; | |
1287 | SDL_UnlockMutex(is->pictq_mutex); | |
1288 | } | |
638c9d91 FB |
1289 | return 0; |
1290 | } | |
1291 | ||
115329f1 DB |
1292 | /** |
1293 | * compute the exact PTS for the picture if it is omitted in the stream | |
267e9dfa MN |
1294 | * @param pts1 the dts of the pkt / pts of the frame |
1295 | */ | |
638c9d91 FB |
1296 | static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1) |
1297 | { | |
1298 | double frame_delay, pts; | |
115329f1 | 1299 | |
638c9d91 FB |
1300 | pts = pts1; |
1301 | ||
01310af2 | 1302 | if (pts != 0) { |
638c9d91 | 1303 | /* update video clock with pts, if present */ |
01310af2 FB |
1304 | is->video_clock = pts; |
1305 | } else { | |
72ea344b FB |
1306 | pts = is->video_clock; |
1307 | } | |
1308 | /* update video clock for next frame */ | |
01f4895c | 1309 | frame_delay = av_q2d(is->video_st->codec->time_base); |
72ea344b FB |
1310 | /* for MPEG2, the frame can be repeated, so we update the |
1311 | clock accordingly */ | |
267e9dfa | 1312 | frame_delay += src_frame->repeat_pict * (frame_delay * 0.5); |
72ea344b | 1313 | is->video_clock += frame_delay; |
638c9d91 FB |
1314 | |
1315 | #if defined(DEBUG_SYNC) && 0 | |
1316 | { | |
1317 | int ftype; | |
1318 | if (src_frame->pict_type == FF_B_TYPE) | |
1319 | ftype = 'B'; | |
1320 | else if (src_frame->pict_type == FF_I_TYPE) | |
1321 | ftype = 'I'; | |
1322 | else | |
1323 | ftype = 'P'; | |
115329f1 | 1324 | printf("frame_type=%c clock=%0.3f pts=%0.3f\n", |
72ea344b | 1325 | ftype, pts, pts1); |
638c9d91 FB |
1326 | } |
1327 | #endif | |
72ea344b | 1328 | return queue_picture(is, src_frame, pts); |
01310af2 FB |
1329 | } |
1330 | ||
5039185a MN |
1331 | static uint64_t global_video_pkt_pts= AV_NOPTS_VALUE; |
1332 | ||
1333 | static int my_get_buffer(struct AVCodecContext *c, AVFrame *pic){ | |
1334 | int ret= avcodec_default_get_buffer(c, pic); | |
1335 | uint64_t *pts= av_malloc(sizeof(uint64_t)); | |
1336 | *pts= global_video_pkt_pts; | |
1337 | pic->opaque= pts; | |
1338 | return ret; | |
1339 | } | |
1340 | ||
1341 | static void my_release_buffer(struct AVCodecContext *c, AVFrame *pic){ | |
1342 | if(pic) av_freep(&pic->opaque); | |
1343 | avcodec_default_release_buffer(c, pic); | |
1344 | } | |
1345 | ||
01310af2 FB |
1346 | static int video_thread(void *arg) |
1347 | { | |
1348 | VideoState *is = arg; | |
1349 | AVPacket pkt1, *pkt = &pkt1; | |
72ea344b | 1350 | int len1, got_picture; |
c6b1edc9 | 1351 | AVFrame *frame= avcodec_alloc_frame(); |
01310af2 FB |
1352 | double pts; |
1353 | ||
1354 | for(;;) { | |
1355 | while (is->paused && !is->videoq.abort_request) { | |
1356 | SDL_Delay(10); | |
1357 | } | |
1358 | if (packet_queue_get(&is->videoq, pkt, 1) < 0) | |
1359 | break; | |
39c6a118 MN |
1360 | |
1361 | if(pkt->data == flush_pkt.data){ | |
1362 | avcodec_flush_buffers(is->video_st->codec); | |
1363 | continue; | |
1364 | } | |
1365 | ||
638c9d91 FB |
1366 | /* NOTE: ipts is the PTS of the _first_ picture beginning in |
1367 | this packet, if any */ | |
620e8baf MN |
1368 | global_video_pkt_pts= pkt->pts; |
1369 | len1 = avcodec_decode_video(is->video_st->codec, | |
1370 | frame, &got_picture, | |
1371 | pkt->data, pkt->size); | |
1372 | ||
1373 | if( (decoder_reorder_pts || pkt->dts == AV_NOPTS_VALUE) | |
1374 | && frame->opaque && *(uint64_t*)frame->opaque != AV_NOPTS_VALUE) | |
1375 | pts= *(uint64_t*)frame->opaque; | |
1376 | else if(pkt->dts != AV_NOPTS_VALUE) | |
1377 | pts= pkt->dts; | |
1378 | else | |
1379 | pts= 0; | |
1380 | pts *= av_q2d(is->video_st->time_base); | |
5039185a | 1381 | |
fb966f99 MN |
1382 | // if (len1 < 0) |
1383 | // break; | |
620e8baf MN |
1384 | if (got_picture) { |
1385 | if (output_picture2(is, frame, pts) < 0) | |
1386 | goto the_end; | |
1387 | } | |
01310af2 | 1388 | av_free_packet(pkt); |
115329f1 | 1389 | if (step) |
bba04f1e WH |
1390 | if (cur_stream) |
1391 | stream_pause(cur_stream); | |
01310af2 FB |
1392 | } |
1393 | the_end: | |
c6b1edc9 | 1394 | av_free(frame); |
01310af2 FB |
1395 | return 0; |
1396 | } | |
1397 | ||
72ce053b IC |
1398 | static int subtitle_thread(void *arg) |
1399 | { | |
1400 | VideoState *is = arg; | |
1401 | SubPicture *sp; | |
1402 | AVPacket pkt1, *pkt = &pkt1; | |
1403 | int len1, got_subtitle; | |
1404 | double pts; | |
1405 | int i, j; | |
1406 | int r, g, b, y, u, v, a; | |
1407 | ||
1408 | for(;;) { | |
1409 | while (is->paused && !is->subtitleq.abort_request) { | |
1410 | SDL_Delay(10); | |
1411 | } | |
1412 | if (packet_queue_get(&is->subtitleq, pkt, 1) < 0) | |
1413 | break; | |
115329f1 | 1414 | |
39c6a118 MN |
1415 | if(pkt->data == flush_pkt.data){ |
1416 | avcodec_flush_buffers(is->subtitle_st->codec); | |
1417 | continue; | |
1418 | } | |
72ce053b IC |
1419 | SDL_LockMutex(is->subpq_mutex); |
1420 | while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE && | |
1421 | !is->subtitleq.abort_request) { | |
1422 | SDL_CondWait(is->subpq_cond, is->subpq_mutex); | |
1423 | } | |
1424 | SDL_UnlockMutex(is->subpq_mutex); | |
115329f1 | 1425 | |
72ce053b IC |
1426 | if (is->subtitleq.abort_request) |
1427 | goto the_end; | |
115329f1 | 1428 | |
72ce053b IC |
1429 | sp = &is->subpq[is->subpq_windex]; |
1430 | ||
1431 | /* NOTE: ipts is the PTS of the _first_ picture beginning in | |
1432 | this packet, if any */ | |
1433 | pts = 0; | |
1434 | if (pkt->pts != AV_NOPTS_VALUE) | |
1435 | pts = av_q2d(is->subtitle_st->time_base)*pkt->pts; | |
1436 | ||
115329f1 DB |
1437 | len1 = avcodec_decode_subtitle(is->subtitle_st->codec, |
1438 | &sp->sub, &got_subtitle, | |
72ce053b | 1439 | pkt->data, pkt->size); |
72ce053b IC |
1440 | // if (len1 < 0) |
1441 | // break; | |
1442 | if (got_subtitle && sp->sub.format == 0) { | |
1443 | sp->pts = pts; | |
115329f1 | 1444 | |
72ce053b IC |
1445 | for (i = 0; i < sp->sub.num_rects; i++) |
1446 | { | |
1447 | for (j = 0; j < sp->sub.rects[i].nb_colors; j++) | |
1448 | { | |
1449 | RGBA_IN(r, g, b, a, sp->sub.rects[i].rgba_palette + j); | |
1450 | y = RGB_TO_Y_CCIR(r, g, b); | |
1451 | u = RGB_TO_U_CCIR(r, g, b, 0); | |
1452 | v = RGB_TO_V_CCIR(r, g, b, 0); | |
1453 | YUVA_OUT(sp->sub.rects[i].rgba_palette + j, y, u, v, a); | |
1454 | } | |
1455 | } | |
1456 | ||
1457 | /* now we can update the picture count */ | |
1458 | if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE) | |
1459 | is->subpq_windex = 0; | |
1460 | SDL_LockMutex(is->subpq_mutex); | |
1461 | is->subpq_size++; | |
1462 | SDL_UnlockMutex(is->subpq_mutex); | |
1463 | } | |
1464 | av_free_packet(pkt); | |
115329f1 | 1465 | // if (step) |
72ce053b IC |
1466 | // if (cur_stream) |
1467 | // stream_pause(cur_stream); | |
1468 | } | |
1469 | the_end: | |
1470 | return 0; | |
1471 | } | |
1472 | ||
01310af2 FB |
1473 | /* copy samples for viewing in editor window */ |
1474 | static void update_sample_display(VideoState *is, short *samples, int samples_size) | |
1475 | { | |
1476 | int size, len, channels; | |
1477 | ||
01f4895c | 1478 | channels = is->audio_st->codec->channels; |
01310af2 FB |
1479 | |
1480 | size = samples_size / sizeof(short); | |
1481 | while (size > 0) { | |
1482 | len = SAMPLE_ARRAY_SIZE - is->sample_array_index; | |
1483 | if (len > size) | |
1484 | len = size; | |
1485 | memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short)); | |
1486 | samples += len; | |
1487 | is->sample_array_index += len; | |
1488 | if (is->sample_array_index >= SAMPLE_ARRAY_SIZE) | |
1489 | is->sample_array_index = 0; | |
1490 | size -= len; | |
1491 | } | |
1492 | } | |
1493 | ||
01310af2 FB |
1494 | /* return the new audio buffer size (samples can be added or deleted |
1495 | to get better sync if video or external master clock) */ | |
115329f1 | 1496 | static int synchronize_audio(VideoState *is, short *samples, |
638c9d91 | 1497 | int samples_size1, double pts) |
01310af2 | 1498 | { |
638c9d91 | 1499 | int n, samples_size; |
01310af2 | 1500 | double ref_clock; |
115329f1 | 1501 | |
01f4895c | 1502 | n = 2 * is->audio_st->codec->channels; |
638c9d91 | 1503 | samples_size = samples_size1; |
01310af2 | 1504 | |
01310af2 | 1505 | /* if not master, then we try to remove or add samples to correct the clock */ |
01310af2 | 1506 | if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) || |
638c9d91 FB |
1507 | is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) { |
1508 | double diff, avg_diff; | |
01310af2 | 1509 | int wanted_size, min_size, max_size, nb_samples; |
115329f1 | 1510 | |
638c9d91 FB |
1511 | ref_clock = get_master_clock(is); |
1512 | diff = get_audio_clock(is) - ref_clock; | |
115329f1 | 1513 | |
638c9d91 FB |
1514 | if (diff < AV_NOSYNC_THRESHOLD) { |
1515 | is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum; | |
1516 | if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) { | |
1517 | /* not enough measures to have a correct estimate */ | |
1518 | is->audio_diff_avg_count++; | |
1519 | } else { | |
1520 | /* estimate the A-V difference */ | |
1521 | avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef); | |
1522 | ||
1523 | if (fabs(avg_diff) >= is->audio_diff_threshold) { | |
01f4895c | 1524 | wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n); |
638c9d91 | 1525 | nb_samples = samples_size / n; |
115329f1 | 1526 | |
638c9d91 FB |
1527 | min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; |
1528 | max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n; | |
1529 | if (wanted_size < min_size) | |
1530 | wanted_size = min_size; | |
1531 | else if (wanted_size > max_size) | |
1532 | wanted_size = max_size; | |
115329f1 | 1533 | |
638c9d91 FB |
1534 | /* add or remove samples to correction the synchro */ |
1535 | if (wanted_size < samples_size) { | |
1536 | /* remove samples */ | |
1537 | samples_size = wanted_size; | |
1538 | } else if (wanted_size > samples_size) { | |
1539 | uint8_t *samples_end, *q; | |
1540 | int nb; | |
115329f1 | 1541 | |
638c9d91 FB |
1542 | /* add samples */ |
1543 | nb = (samples_size - wanted_size); | |
1544 | samples_end = (uint8_t *)samples + samples_size - n; | |
1545 | q = samples_end + n; | |
1546 | while (nb > 0) { | |
1547 | memcpy(q, samples_end, n); | |
1548 | q += n; | |
1549 | nb -= n; | |
1550 | } | |
1551 | samples_size = wanted_size; | |
1552 | } | |
1553 | } | |
1554 | #if 0 | |
115329f1 DB |
1555 | printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n", |
1556 | diff, avg_diff, samples_size - samples_size1, | |
638c9d91 FB |
1557 | is->audio_clock, is->video_clock, is->audio_diff_threshold); |
1558 | #endif | |
01310af2 | 1559 | } |
638c9d91 FB |
1560 | } else { |
1561 | /* too big difference : may be initial PTS errors, so | |
1562 | reset A-V filter */ | |
1563 | is->audio_diff_avg_count = 0; | |
1564 | is->audio_diff_cum = 0; | |
01310af2 FB |
1565 | } |
1566 | } | |
1567 | ||
01310af2 FB |
1568 | return samples_size; |
1569 | } | |
1570 | ||
1571 | /* decode one audio frame and returns its uncompressed size */ | |
07cbff39 | 1572 | static int audio_decode_frame(VideoState *is, uint8_t *audio_buf, int buf_size, double *pts_ptr) |
01310af2 FB |
1573 | { |
1574 | AVPacket *pkt = &is->audio_pkt; | |
72ea344b | 1575 | int n, len1, data_size; |
01310af2 FB |
1576 | double pts; |
1577 | ||
1578 | for(;;) { | |
72ea344b | 1579 | /* NOTE: the audio packet can contain several frames */ |
01310af2 | 1580 | while (is->audio_pkt_size > 0) { |
07cbff39 LW |
1581 | data_size = buf_size; |
1582 | len1 = avcodec_decode_audio2(is->audio_st->codec, | |
115329f1 | 1583 | (int16_t *)audio_buf, &data_size, |
01310af2 | 1584 | is->audio_pkt_data, is->audio_pkt_size); |
72ea344b FB |
1585 | if (len1 < 0) { |
1586 | /* if error, we skip the frame */ | |
1587 | is->audio_pkt_size = 0; | |
01310af2 | 1588 | break; |
72ea344b | 1589 | } |
115329f1 | 1590 | |
01310af2 FB |
1591 | is->audio_pkt_data += len1; |
1592 | is->audio_pkt_size -= len1; | |
72ea344b FB |
1593 | if (data_size <= 0) |
1594 | continue; | |
1595 | /* if no pts, then compute it */ | |
1596 | pts = is->audio_clock; | |
1597 | *pts_ptr = pts; | |
01f4895c | 1598 | n = 2 * is->audio_st->codec->channels; |
115329f1 | 1599 | is->audio_clock += (double)data_size / |
01f4895c | 1600 | (double)(n * is->audio_st->codec->sample_rate); |
638c9d91 | 1601 | #if defined(DEBUG_SYNC) |
72ea344b FB |
1602 | { |
1603 | static double last_clock; | |
1604 | printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n", | |
1605 | is->audio_clock - last_clock, | |
1606 | is->audio_clock, pts); | |
1607 | last_clock = is->audio_clock; | |
01310af2 | 1608 | } |
72ea344b FB |
1609 | #endif |
1610 | return data_size; | |
01310af2 FB |
1611 | } |
1612 | ||
72ea344b FB |
1613 | /* free the current packet */ |
1614 | if (pkt->data) | |
01310af2 | 1615 | av_free_packet(pkt); |
115329f1 | 1616 | |
72ea344b FB |
1617 | if (is->paused || is->audioq.abort_request) { |
1618 | return -1; | |
1619 | } | |
115329f1 | 1620 | |
01310af2 FB |
1621 | /* read next packet */ |
1622 | if (packet_queue_get(&is->audioq, pkt, 1) < 0) | |
1623 | return -1; | |
39c6a118 MN |
1624 | if(pkt->data == flush_pkt.data){ |
1625 | avcodec_flush_buffers(is->audio_st->codec); | |
1626 | continue; | |
1627 | } | |
1628 | ||
01310af2 FB |
1629 | is->audio_pkt_data = pkt->data; |
1630 | is->audio_pkt_size = pkt->size; | |
115329f1 | 1631 | |
72ea344b FB |
1632 | /* if update the audio clock with the pts */ |
1633 | if (pkt->pts != AV_NOPTS_VALUE) { | |
c0df9d75 | 1634 | is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts; |
72ea344b | 1635 | } |
01310af2 FB |
1636 | } |
1637 | } | |
1638 | ||
638c9d91 FB |
1639 | /* get the current audio output buffer size, in samples. With SDL, we |
1640 | cannot have a precise information */ | |
1641 | static int audio_write_get_buf_size(VideoState *is) | |
01310af2 | 1642 | { |
b09b580b | 1643 | return is->audio_buf_size - is->audio_buf_index; |
01310af2 FB |
1644 | } |
1645 | ||
1646 | ||
1647 | /* prepare a new audio buffer */ | |
358061f6 | 1648 | static void sdl_audio_callback(void *opaque, Uint8 *stream, int len) |
01310af2 FB |
1649 | { |
1650 | VideoState *is = opaque; | |
1651 | int audio_size, len1; | |
1652 | double pts; | |
1653 | ||
1654 | audio_callback_time = av_gettime(); | |
115329f1 | 1655 | |
01310af2 FB |
1656 | while (len > 0) { |
1657 | if (is->audio_buf_index >= is->audio_buf_size) { | |
07cbff39 | 1658 | audio_size = audio_decode_frame(is, is->audio_buf, sizeof(is->audio_buf), &pts); |
01310af2 FB |
1659 | if (audio_size < 0) { |
1660 | /* if error, just output silence */ | |
1661 | is->audio_buf_size = 1024; | |
1662 | memset(is->audio_buf, 0, is->audio_buf_size); | |
1663 | } else { | |
1664 | if (is->show_audio) | |
1665 | update_sample_display(is, (int16_t *)is->audio_buf, audio_size); | |
115329f1 | 1666 | audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size, |
01310af2 FB |
1667 | pts); |
1668 | is->audio_buf_size = audio_size; | |
1669 | } | |
1670 | is->audio_buf_index = 0; | |
1671 | } | |
1672 | len1 = is->audio_buf_size - is->audio_buf_index; | |
1673 | if (len1 > len) | |
1674 | len1 = len; | |
1675 | memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1); | |
1676 | len -= len1; | |
1677 | stream += len1; | |
1678 | is->audio_buf_index += len1; | |
1679 | } | |
1680 | } | |
1681 | ||
01310af2 FB |
1682 | /* open a given stream. Return 0 if OK */ |
1683 | static int stream_component_open(VideoState *is, int stream_index) | |
1684 | { | |
1685 | AVFormatContext *ic = is->ic; | |
1686 | AVCodecContext *enc; | |
1687 | AVCodec *codec; | |
1688 | SDL_AudioSpec wanted_spec, spec; | |
1689 | ||
1690 | if (stream_index < 0 || stream_index >= ic->nb_streams) | |
1691 | return -1; | |
01f4895c | 1692 | enc = ic->streams[stream_index]->codec; |
115329f1 | 1693 | |
01310af2 FB |
1694 | /* prepare audio output */ |
1695 | if (enc->codec_type == CODEC_TYPE_AUDIO) { | |
51b73087 JR |
1696 | if (enc->channels > 0) { |
1697 | enc->request_channels = FFMIN(2, enc->channels); | |
94eadc8b | 1698 | } else { |
51b73087 | 1699 | enc->request_channels = 2; |
638c9d91 | 1700 | } |
01310af2 FB |
1701 | } |
1702 | ||
1703 | codec = avcodec_find_decoder(enc->codec_id); | |
13d1512c MN |
1704 | enc->debug_mv = debug_mv; |
1705 | enc->debug = debug; | |
6387c3e6 | 1706 | enc->workaround_bugs = workaround_bugs; |
178fcca8 | 1707 | enc->lowres = lowres; |
61846e9a | 1708 | if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE; |
178fcca8 | 1709 | enc->idct_algo= idct; |
6fc5b059 | 1710 | if(fast) enc->flags2 |= CODEC_FLAG2_FAST; |
8c3eba7c MN |
1711 | enc->skip_frame= skip_frame; |
1712 | enc->skip_idct= skip_idct; | |
1713 | enc->skip_loop_filter= skip_loop_filter; | |
1b51e051 MN |
1714 | enc->error_resilience= error_resilience; |
1715 | enc->error_concealment= error_concealment; | |
01310af2 FB |
1716 | if (!codec || |
1717 | avcodec_open(enc, codec) < 0) | |
1718 | return -1; | |
51b73087 JR |
1719 | |
1720 | /* prepare audio output */ | |
1721 | if (enc->codec_type == CODEC_TYPE_AUDIO) { | |
1722 | wanted_spec.freq = enc->sample_rate; | |
1723 | wanted_spec.format = AUDIO_S16SYS; | |
1724 | wanted_spec.channels = enc->channels; | |
1725 | wanted_spec.silence = 0; | |
1726 | wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE; | |
1727 | wanted_spec.callback = sdl_audio_callback; | |
1728 | wanted_spec.userdata = is; | |
1729 | if (SDL_OpenAudio(&wanted_spec, &spec) < 0) { | |
1730 | fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError()); | |
1731 | return -1; | |
1732 | } | |
1733 | is->audio_hw_buf_size = spec.size; | |
1734 | } | |
1735 | ||
c62c07d3 MN |
1736 | if(thread_count>1) |
1737 | avcodec_thread_init(enc, thread_count); | |
c62c07d3 | 1738 | enc->thread_count= thread_count; |
638c9d91 | 1739 | switch(enc->codec_type) { |
01310af2 FB |
1740 | case CODEC_TYPE_AUDIO: |
1741 | is->audio_stream = stream_index; | |
1742 | is->audio_st = ic->streams[stream_index]; | |
1743 | is->audio_buf_size = 0; | |
1744 | is->audio_buf_index = 0; | |
638c9d91 FB |
1745 | |
1746 | /* init averaging filter */ | |
1747 | is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB); | |
1748 | is->audio_diff_avg_count = 0; | |
1749 | /* since we do not have a precise anough audio fifo fullness, | |
1750 | we correct audio sync only if larger than this threshold */ | |
1751 | is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / enc->sample_rate; | |
1752 | ||
01310af2 FB |
1753 | memset(&is->audio_pkt, 0, sizeof(is->audio_pkt)); |
1754 | packet_queue_init(&is->audioq); | |
bb270c08 | 1755 | SDL_PauseAudio(0); |
01310af2 FB |
1756 | break; |
1757 | case CODEC_TYPE_VIDEO: | |
1758 | is->video_stream = stream_index; | |
1759 | is->video_st = ic->streams[stream_index]; | |
1760 | ||
638c9d91 FB |
1761 | is->frame_last_delay = 40e-3; |
1762 | is->frame_timer = (double)av_gettime() / 1000000.0; | |
638c9d91 FB |
1763 | is->video_current_pts_time = av_gettime(); |
1764 | ||
01310af2 FB |
1765 | packet_queue_init(&is->videoq); |
1766 | is->video_tid = SDL_CreateThread(video_thread, is); | |
5039185a MN |
1767 | |
1768 | enc-> get_buffer= my_get_buffer; | |
1769 | enc->release_buffer= my_release_buffer; | |
01310af2 | 1770 | break; |
72ce053b IC |
1771 | case CODEC_TYPE_SUBTITLE: |
1772 | is->subtitle_stream = stream_index; | |
1773 | is->subtitle_st = ic->streams[stream_index]; | |
1774 | packet_queue_init(&is->subtitleq); | |
115329f1 | 1775 | |
72ce053b IC |
1776 | is->subtitle_tid = SDL_CreateThread(subtitle_thread, is); |
1777 | break; | |
01310af2 FB |
1778 | default: |
1779 | break; | |
1780 | } | |
1781 | return 0; | |
1782 | } | |
1783 | ||
1784 | static void stream_component_close(VideoState *is, int stream_index) | |
1785 | { | |
1786 | AVFormatContext *ic = is->ic; | |
1787 | AVCodecContext *enc; | |
115329f1 | 1788 | |
72ce053b IC |
1789 | if (stream_index < 0 || stream_index >= ic->nb_streams) |
1790 | return; | |
01f4895c | 1791 | enc = ic->streams[stream_index]->codec; |
01310af2 FB |
1792 | |
1793 | switch(enc->codec_type) { | |
1794 | case CODEC_TYPE_AUDIO: | |
1795 | packet_queue_abort(&is->audioq); | |
1796 | ||
1797 | SDL_CloseAudio(); | |
1798 | ||
1799 | packet_queue_end(&is->audioq); | |
1800 | break; | |
1801 | case CODEC_TYPE_VIDEO: | |
1802 | packet_queue_abort(&is->videoq); | |
1803 | ||
1804 | /* note: we also signal this mutex to make sure we deblock the | |
1805 | video thread in all cases */ | |
1806 | SDL_LockMutex(is->pictq_mutex); | |
1807 | SDL_CondSignal(is->pictq_cond); | |
1808 | SDL_UnlockMutex(is->pictq_mutex); | |
1809 | ||
1810 | SDL_WaitThread(is->video_tid, NULL); | |
1811 | ||
1812 | packet_queue_end(&is->videoq); | |
1813 | break; | |
72ce053b IC |
1814 | case CODEC_TYPE_SUBTITLE: |
1815 | packet_queue_abort(&is->subtitleq); | |
115329f1 | 1816 | |
72ce053b IC |
1817 | /* note: we also signal this mutex to make sure we deblock the |
1818 | video thread in all cases */ | |
1819 | SDL_LockMutex(is->subpq_mutex); | |
1820 | is->subtitle_stream_changed = 1; | |
115329f1 | 1821 | |
72ce053b IC |
1822 | SDL_CondSignal(is->subpq_cond); |
1823 | SDL_UnlockMutex(is->subpq_mutex); | |
1824 | ||
1825 | SDL_WaitThread(is->subtitle_tid, NULL); | |
1826 | ||
1827 | packet_queue_end(&is->subtitleq); | |
1828 | break; | |
01310af2 FB |
1829 | default: |
1830 | break; | |
1831 | } | |
1832 | ||
1833 | avcodec_close(enc); | |
1834 | switch(enc->codec_type) { | |
1835 | case CODEC_TYPE_AUDIO: | |
1836 | is->audio_st = NULL; | |
1837 | is->audio_stream = -1; | |
1838 | break; | |
1839 | case CODEC_TYPE_VIDEO: | |
1840 | is->video_st = NULL; | |
1841 | is->video_stream = -1; | |
1842 | break; | |
72ce053b IC |
1843 | case CODEC_TYPE_SUBTITLE: |
1844 | is->subtitle_st = NULL; | |
1845 | is->subtitle_stream = -1; | |
1846 | break; | |
01310af2 FB |
1847 | default: |
1848 | break; | |
1849 | } | |
1850 | } | |
1851 | ||
7b49ce2e | 1852 | static void dump_stream_info(const AVFormatContext *s) |
d0526ecf FB |
1853 | { |
1854 | if (s->track != 0) | |
1855 | fprintf(stderr, "Track: %d\n", s->track); | |
1856 | if (s->title[0] != '\0') | |
1857 | fprintf(stderr, "Title: %s\n", s->title); | |
1858 | if (s->author[0] != '\0') | |
1859 | fprintf(stderr, "Author: %s\n", s->author); | |
f0861f46 PI |
1860 | if (s->copyright[0] != '\0') |
1861 | fprintf(stderr, "Copyright: %s\n", s->copyright); | |
1862 | if (s->comment[0] != '\0') | |
1863 | fprintf(stderr, "Comment: %s\n", s->comment); | |
d0526ecf FB |
1864 | if (s->album[0] != '\0') |
1865 | fprintf(stderr, "Album: %s\n", s->album); | |
1866 | if (s->year != 0) | |
1867 | fprintf(stderr, "Year: %d\n", s->year); | |
1868 | if (s->genre[0] != '\0') | |
1869 | fprintf(stderr, "Genre: %s\n", s->genre); | |
1870 | } | |
1871 | ||
416e3508 FB |
1872 | /* since we have only one decoding thread, we can use a global |
1873 | variable instead of a thread local variable */ | |
1874 | static VideoState *global_video_state; | |
1875 | ||
1876 | static int decode_interrupt_cb(void) | |
1877 | { | |
1878 | return (global_video_state && global_video_state->abort_request); | |
1879 | } | |
01310af2 FB |
1880 | |
1881 | /* this thread gets the stream from the disk or the network */ | |
1882 | static int decode_thread(void *arg) | |
1883 | { | |
1884 | VideoState *is = arg; | |
1885 | AVFormatContext *ic; | |
b2e6799b | 1886 | int err, i, ret, video_index, audio_index; |
01310af2 | 1887 | AVPacket pkt1, *pkt = &pkt1; |
61890b02 | 1888 | AVFormatParameters params, *ap = ¶ms; |
01310af2 FB |
1889 | |
1890 | video_index = -1; | |
1891 | audio_index = -1; | |
1892 | is->video_stream = -1; | |
1893 | is->audio_stream = -1; | |
72ce053b | 1894 | is->subtitle_stream = -1; |
01310af2 | 1895 | |
416e3508 FB |
1896 | global_video_state = is; |
1897 | url_set_interrupt_cb(decode_interrupt_cb); | |
1898 | ||
61890b02 | 1899 | memset(ap, 0, sizeof(*ap)); |
115329f1 | 1900 | |
e4b89522 LW |
1901 | ap->width = frame_width; |
1902 | ap->height= frame_height; | |
7e042912 | 1903 | ap->time_base= (AVRational){1, 25}; |
e4b89522 | 1904 | ap->pix_fmt = frame_pix_fmt; |
7e042912 | 1905 | |
61890b02 | 1906 | err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap); |
638c9d91 FB |
1907 | if (err < 0) { |
1908 | print_error(is->filename, err); | |
1909 | ret = -1; | |
1910 | goto fail; | |
1911 | } | |
01310af2 | 1912 | is->ic = ic; |
30bc6613 MN |
1913 | |
1914 | if(genpts) | |
1915 | ic->flags |= AVFMT_FLAG_GENPTS; | |
1916 | ||
24c07998 LA |
1917 | err = av_find_stream_info(ic); |
1918 | if (err < 0) { | |
1919 | fprintf(stderr, "%s: could not find codec parameters\n", is->filename); | |
1920 | ret = -1; | |
1921 | goto fail; | |
1922 | } | |
899681cd BA |
1923 | if(ic->pb) |
1924 | ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end | |
72ea344b FB |
1925 | |
1926 | /* if seeking requested, we execute it */ | |
1927 | if (start_time != AV_NOPTS_VALUE) { | |
1928 | int64_t timestamp; | |
1929 | ||
1930 | timestamp = start_time; | |
1931 | /* add the stream start time */ | |
1932 | if (ic->start_time != AV_NOPTS_VALUE) | |
1933 | timestamp += ic->start_time; | |
3ba1438d | 1934 | ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); |
72ea344b | 1935 | if (ret < 0) { |
115329f1 | 1936 | fprintf(stderr, "%s: could not seek to position %0.3f\n", |
72ea344b FB |
1937 | is->filename, (double)timestamp / AV_TIME_BASE); |
1938 | } | |
1939 | } | |
72ea344b | 1940 | |
01310af2 | 1941 | for(i = 0; i < ic->nb_streams; i++) { |
01f4895c | 1942 | AVCodecContext *enc = ic->streams[i]->codec; |
01310af2 FB |
1943 | switch(enc->codec_type) { |
1944 | case CODEC_TYPE_AUDIO: | |
a8062103 | 1945 | if ((audio_index < 0 || wanted_audio_stream-- > 0) && !audio_disable) |
01310af2 FB |
1946 | audio_index = i; |
1947 | break; | |
1948 | case CODEC_TYPE_VIDEO: | |
4d8243d3 | 1949 | if ((video_index < 0 || wanted_video_stream-- > 0) && !video_disable) |
01310af2 FB |
1950 | video_index = i; |
1951 | break; | |
1952 | default: | |
1953 | break; | |
1954 | } | |
1955 | } | |
1956 | if (show_status) { | |
1957 | dump_format(ic, 0, is->filename, 0); | |
d0526ecf | 1958 | dump_stream_info(ic); |
01310af2 FB |
1959 | } |
1960 | ||
1961 | /* open the streams */ | |
1962 | if (audio_index >= 0) { | |
1963 | stream_component_open(is, audio_index); | |
1964 | } | |
1965 | ||
1966 | if (video_index >= 0) { | |
1967 | stream_component_open(is, video_index); | |
1968 | } else { | |
1969 | if (!display_disable) | |
1970 | is->show_audio = 1; | |
1971 | } | |
1972 | ||
1973 | if (is->video_stream < 0 && is->audio_stream < 0) { | |
638c9d91 FB |
1974 | fprintf(stderr, "%s: could not open codecs\n", is->filename); |
1975 | ret = -1; | |
01310af2 FB |
1976 | goto fail; |
1977 | } | |
1978 | ||
1979 | for(;;) { | |
1980 | if (is->abort_request) | |
1981 | break; | |
416e3508 FB |
1982 | if (is->paused != is->last_paused) { |
1983 | is->last_paused = is->paused; | |
72ea344b FB |
1984 | if (is->paused) |
1985 | av_read_pause(ic); | |
1986 | else | |
1987 | av_read_play(ic); | |
416e3508 | 1988 | } |
c03af894 BA |
1989 | #if defined(CONFIG_RTSP_DEMUXER) || defined(CONFIG_MMSH_PROTOCOL) |
1990 | if (is->paused && | |
1991 | (!strcmp(ic->iformat->name, "rtsp") || | |
899681cd | 1992 | (ic->pb && !strcmp(url_fileno(ic->pb)->prot->name, "mmsh")))) { |
416e3508 FB |
1993 | /* wait 10 ms to avoid trying to get another packet */ |
1994 | /* XXX: horrible */ | |
1995 | SDL_Delay(10); | |
1996 | continue; | |
1997 | } | |
400738b1 | 1998 | #endif |
72ea344b | 1999 | if (is->seek_req) { |
8e606cc8 MN |
2000 | int stream_index= -1; |
2001 | int64_t seek_target= is->seek_pos; | |
2002 | ||
2003 | if (is-> video_stream >= 0) stream_index= is-> video_stream; | |
2004 | else if(is-> audio_stream >= 0) stream_index= is-> audio_stream; | |
2005 | else if(is->subtitle_stream >= 0) stream_index= is->subtitle_stream; | |
2006 | ||
2007 | if(stream_index>=0){ | |
2008 | seek_target= av_rescale_q(seek_target, AV_TIME_BASE_Q, ic->streams[stream_index]->time_base); | |
2009 | } | |
2010 | ||
2011 | ret = av_seek_frame(is->ic, stream_index, seek_target, is->seek_flags); | |
72ea344b FB |
2012 | if (ret < 0) { |
2013 | fprintf(stderr, "%s: error while seeking\n", is->ic->filename); | |
e6c0297f MN |
2014 | }else{ |
2015 | if (is->audio_stream >= 0) { | |
2016 | packet_queue_flush(&is->audioq); | |
39c6a118 | 2017 | packet_queue_put(&is->audioq, &flush_pkt); |
e6c0297f | 2018 | } |
72ce053b IC |
2019 | if (is->subtitle_stream >= 0) { |
2020 | packet_queue_flush(&is->subtitleq); | |
39c6a118 | 2021 | packet_queue_put(&is->subtitleq, &flush_pkt); |
72ce053b | 2022 | } |
e6c0297f MN |
2023 | if (is->video_stream >= 0) { |
2024 | packet_queue_flush(&is->videoq); | |
39c6a118 | 2025 | packet_queue_put(&is->videoq, &flush_pkt); |
e6c0297f | 2026 | } |
72ea344b FB |
2027 | } |
2028 | is->seek_req = 0; | |
2029 | } | |
416e3508 | 2030 | |
01310af2 FB |
2031 | /* if the queue are full, no need to read more */ |
2032 | if (is->audioq.size > MAX_AUDIOQ_SIZE || | |
115329f1 DB |
2033 | is->videoq.size > MAX_VIDEOQ_SIZE || |
2034 | is->subtitleq.size > MAX_SUBTITLEQ_SIZE || | |
899681cd | 2035 | url_feof(ic->pb)) { |
01310af2 FB |
2036 | /* wait 10 ms */ |
2037 | SDL_Delay(10); | |
2038 | continue; | |
2039 | } | |
72ea344b | 2040 | ret = av_read_frame(ic, pkt); |
01310af2 | 2041 | if (ret < 0) { |
899681cd | 2042 | if (url_ferror(ic->pb) == 0) { |
6e1f8725 | 2043 | SDL_Delay(100); /* wait for user event */ |
bb270c08 DB |
2044 | continue; |
2045 | } else | |
2046 | break; | |
01310af2 FB |
2047 | } |
2048 | if (pkt->stream_index == is->audio_stream) { | |
2049 | packet_queue_put(&is->audioq, pkt); | |
2050 | } else if (pkt->stream_index == is->video_stream) { | |
2051 | packet_queue_put(&is->videoq, pkt); | |
72ce053b IC |
2052 | } else if (pkt->stream_index == is->subtitle_stream) { |
2053 | packet_queue_put(&is->subtitleq, pkt); | |
01310af2 FB |
2054 | } else { |
2055 | av_free_packet(pkt); | |
2056 | } | |
2057 | } | |
2058 | /* wait until the end */ | |
2059 | while (!is->abort_request) { | |
2060 | SDL_Delay(100); | |
2061 | } | |
2062 | ||
638c9d91 | 2063 | ret = 0; |
01310af2 | 2064 | fail: |
416e3508 FB |
2065 | /* disable interrupting */ |
2066 | global_video_state = NULL; | |
2067 | ||
01310af2 FB |
2068 | /* close each stream */ |
2069 | if (is->audio_stream >= 0) | |
2070 | stream_component_close(is, is->audio_stream); | |
2071 | if (is->video_stream >= 0) | |
2072 | stream_component_close(is, is->video_stream); | |
72ce053b IC |
2073 | if (is->subtitle_stream >= 0) |
2074 | stream_component_close(is, is->subtitle_stream); | |
638c9d91 FB |
2075 | if (is->ic) { |
2076 | av_close_input_file(is->ic); | |
2077 | is->ic = NULL; /* safety */ | |
2078 | } | |
416e3508 FB |
2079 | url_set_interrupt_cb(NULL); |
2080 | ||
638c9d91 FB |
2081 | if (ret != 0) { |
2082 | SDL_Event event; | |
115329f1 | 2083 | |
638c9d91 FB |
2084 | event.type = FF_QUIT_EVENT; |
2085 | event.user.data1 = is; | |
2086 | SDL_PushEvent(&event); | |
2087 | } | |
01310af2 FB |
2088 | return 0; |
2089 | } | |
2090 | ||
638c9d91 | 2091 | static VideoState *stream_open(const char *filename, AVInputFormat *iformat) |
01310af2 FB |
2092 | { |
2093 | VideoState *is; | |
2094 | ||
2095 | is = av_mallocz(sizeof(VideoState)); | |
2096 | if (!is) | |
2097 | return NULL; | |
f7d78f36 | 2098 | av_strlcpy(is->filename, filename, sizeof(is->filename)); |
638c9d91 | 2099 | is->iformat = iformat; |
01310af2 FB |
2100 | is->ytop = 0; |
2101 | is->xleft = 0; | |
2102 | ||
2103 | /* start video display */ | |
2104 | is->pictq_mutex = SDL_CreateMutex(); | |
2105 | is->pictq_cond = SDL_CreateCond(); | |
115329f1 | 2106 | |
72ce053b IC |
2107 | is->subpq_mutex = SDL_CreateMutex(); |
2108 | is->subpq_cond = SDL_CreateCond(); | |
115329f1 | 2109 | |
01310af2 FB |
2110 | /* add the refresh timer to draw the picture */ |
2111 | schedule_refresh(is, 40); | |
2112 | ||
638c9d91 | 2113 | is->av_sync_type = av_sync_type; |
01310af2 FB |
2114 | is->parse_tid = SDL_CreateThread(decode_thread, is); |
2115 | if (!is->parse_tid) { | |
2116 | av_free(is); | |
2117 | return NULL; | |
2118 | } | |
2119 | return is; | |
2120 | } | |
2121 | ||
2122 | static void stream_close(VideoState *is) | |
2123 | { | |
2124 | VideoPicture *vp; | |
2125 | int i; | |
2126 | /* XXX: use a special url_shutdown call to abort parse cleanly */ | |
2127 | is->abort_request = 1; | |
2128 | SDL_WaitThread(is->parse_tid, NULL); | |
2129 | ||
2130 | /* free all pictures */ | |
2131 | for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) { | |
2132 | vp = &is->pictq[i]; | |
2133 | if (vp->bmp) { | |
2134 | SDL_FreeYUVOverlay(vp->bmp); | |
2135 | vp->bmp = NULL; | |
2136 | } | |
2137 | } | |
2138 | SDL_DestroyMutex(is->pictq_mutex); | |
2139 | SDL_DestroyCond(is->pictq_cond); | |
72ce053b IC |
2140 | SDL_DestroyMutex(is->subpq_mutex); |
2141 | SDL_DestroyCond(is->subpq_cond); | |
01310af2 FB |
2142 | } |
2143 | ||
7b49ce2e | 2144 | static void stream_cycle_channel(VideoState *is, int codec_type) |
638c9d91 FB |
2145 | { |
2146 | AVFormatContext *ic = is->ic; | |
2147 | int start_index, stream_index; | |
2148 | AVStream *st; | |
2149 | ||
2150 | if (codec_type == CODEC_TYPE_VIDEO) | |
2151 | start_index = is->video_stream; | |
72ce053b | 2152 | else if (codec_type == CODEC_TYPE_AUDIO) |
638c9d91 | 2153 | start_index = is->audio_stream; |
72ce053b IC |
2154 | else |
2155 | start_index = is->subtitle_stream; | |
2156 | if (start_index < (codec_type == CODEC_TYPE_SUBTITLE ? -1 : 0)) | |
638c9d91 FB |
2157 | return; |
2158 | stream_index = start_index; | |
2159 | for(;;) { | |
2160 | if (++stream_index >= is->ic->nb_streams) | |
72ce053b IC |
2161 | { |
2162 | if (codec_type == CODEC_TYPE_SUBTITLE) | |
2163 | { | |
2164 | stream_index = -1; | |
2165 | goto the_end; | |
2166 | } else | |
2167 | stream_index = 0; | |
2168 | } | |
638c9d91 FB |
2169 | if (stream_index == start_index) |
2170 | return; | |
2171 | st = ic->streams[stream_index]; | |
01f4895c | 2172 | if (st->codec->codec_type == codec_type) { |
638c9d91 FB |
2173 | /* check that parameters are OK */ |
2174 | switch(codec_type) { | |
2175 | case CODEC_TYPE_AUDIO: | |
01f4895c MN |
2176 | if (st->codec->sample_rate != 0 && |
2177 | st->codec->channels != 0) | |
638c9d91 FB |
2178 | goto the_end; |
2179 | break; | |
2180 | case CODEC_TYPE_VIDEO: | |
72ce053b | 2181 | case CODEC_TYPE_SUBTITLE: |
638c9d91 FB |
2182 | goto the_end; |
2183 | default: | |
2184 | break; | |
2185 | } | |
2186 | } | |
2187 | } | |
2188 | the_end: | |
2189 | stream_component_close(is, start_index); | |
2190 | stream_component_open(is, stream_index); | |
2191 | } | |
2192 | ||
2193 | ||
7b49ce2e | 2194 | static void toggle_full_screen(void) |
01310af2 | 2195 | { |
01310af2 | 2196 | is_full_screen = !is_full_screen; |
29f3b38a MR |
2197 | if (!fs_screen_width) { |
2198 | /* use default SDL method */ | |
fb84155b | 2199 | // SDL_WM_ToggleFullScreen(screen); |
01310af2 | 2200 | } |
fb84155b | 2201 | video_open(cur_stream); |
01310af2 FB |
2202 | } |
2203 | ||
7b49ce2e | 2204 | static void toggle_pause(void) |
01310af2 FB |
2205 | { |
2206 | if (cur_stream) | |
2207 | stream_pause(cur_stream); | |
bba04f1e WH |
2208 | step = 0; |
2209 | } | |
2210 | ||
7b49ce2e | 2211 | static void step_to_next_frame(void) |
bba04f1e WH |
2212 | { |
2213 | if (cur_stream) { | |
19cc524a | 2214 | /* if the stream is paused unpause it, then step */ |
bba04f1e | 2215 | if (cur_stream->paused) |
19cc524a | 2216 | stream_pause(cur_stream); |
bba04f1e WH |
2217 | } |
2218 | step = 1; | |
01310af2 FB |
2219 | } |
2220 | ||
7b49ce2e | 2221 | static void do_exit(void) |
01310af2 FB |
2222 | { |
2223 | if (cur_stream) { | |
2224 | stream_close(cur_stream); | |
2225 | cur_stream = NULL; | |
2226 | } | |
2227 | if (show_status) | |
2228 | printf("\n"); | |
2229 | SDL_Quit(); | |
2230 | exit(0); | |
2231 | } | |
2232 | ||
7b49ce2e | 2233 | static void toggle_audio_display(void) |
01310af2 FB |
2234 | { |
2235 | if (cur_stream) { | |
2236 | cur_stream->show_audio = !cur_stream->show_audio; | |
2237 | } | |
2238 | } | |
2239 | ||
2240 | /* handle an event sent by the GUI */ | |
7b49ce2e | 2241 | static void event_loop(void) |
01310af2 FB |
2242 | { |
2243 | SDL_Event event; | |
a11d11aa | 2244 | double incr, pos, frac; |
01310af2 FB |
2245 | |
2246 | for(;;) { | |
2247 | SDL_WaitEvent(&event); | |
2248 | switch(event.type) { | |
2249 | case SDL_KEYDOWN: | |
2250 | switch(event.key.keysym.sym) { | |
2251 | case SDLK_ESCAPE: | |
2252 | case SDLK_q: | |
2253 | do_exit(); | |
2254 | break; | |
2255 | case SDLK_f: | |
2256 | toggle_full_screen(); | |
2257 | break; | |
2258 | case SDLK_p: | |
2259 | case SDLK_SPACE: | |
2260 | toggle_pause(); | |
2261 | break; | |
bba04f1e WH |
2262 | case SDLK_s: //S: Step to next frame |
2263 | step_to_next_frame(); | |
2264 | break; | |
01310af2 | 2265 | case SDLK_a: |
115329f1 | 2266 | if (cur_stream) |
638c9d91 FB |
2267 | stream_cycle_channel(cur_stream, CODEC_TYPE_AUDIO); |
2268 | break; | |
2269 | case SDLK_v: | |
115329f1 | 2270 | if (cur_stream) |
638c9d91 FB |
2271 | stream_cycle_channel(cur_stream, CODEC_TYPE_VIDEO); |
2272 | break; | |
72ce053b | 2273 | case SDLK_t: |
115329f1 | 2274 | if (cur_stream) |
72ce053b IC |
2275 | stream_cycle_channel(cur_stream, CODEC_TYPE_SUBTITLE); |
2276 | break; | |
638c9d91 | 2277 | case SDLK_w: |
01310af2 FB |
2278 | toggle_audio_display(); |
2279 | break; | |
72ea344b FB |
2280 | case SDLK_LEFT: |
2281 | incr = -10.0; | |
2282 | goto do_seek; | |
2283 | case SDLK_RIGHT: | |
2284 | incr = 10.0; | |
2285 | goto do_seek; | |
2286 | case SDLK_UP: | |
2287 | incr = 60.0; | |
2288 | goto do_seek; | |
2289 | case SDLK_DOWN: | |
2290 | incr = -60.0; | |
2291 | do_seek: | |
2292 | if (cur_stream) { | |
94b594c6 | 2293 | if (seek_by_bytes) { |
899681cd | 2294 | pos = url_ftell(cur_stream->ic->pb); |
94b594c6 SH |
2295 | if (cur_stream->ic->bit_rate) |
2296 | incr *= cur_stream->ic->bit_rate / 60.0; | |
2297 | else | |
2298 | incr *= 180000.0; | |
2299 | pos += incr; | |
2300 | stream_seek(cur_stream, pos, incr); | |
2301 | } else { | |
2302 | pos = get_master_clock(cur_stream); | |
2303 | pos += incr; | |
2304 | stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), incr); | |
2305 | } | |
72ea344b FB |
2306 | } |
2307 | break; | |
01310af2 FB |
2308 | default: |
2309 | break; | |
2310 | } | |
2311 | break; | |
a11d11aa | 2312 | case SDL_MOUSEBUTTONDOWN: |
bb270c08 DB |
2313 | if (cur_stream) { |
2314 | int ns, hh, mm, ss; | |
2315 | int tns, thh, tmm, tss; | |
2316 | tns = cur_stream->ic->duration/1000000LL; | |
2317 | thh = tns/3600; | |
2318 | tmm = (tns%3600)/60; | |
2319 | tss = (tns%60); | |
2320 | frac = (double)event.button.x/(double)cur_stream->width; | |
2321 | ns = frac*tns; | |
2322 | hh = ns/3600; | |
2323 | mm = (ns%3600)/60; | |
2324 | ss = (ns%60); | |
2325 | fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100, | |
2326 | hh, mm, ss, thh, tmm, tss); | |
2327 | stream_seek(cur_stream, (int64_t)(cur_stream->ic->start_time+frac*cur_stream->ic->duration), 0); | |
2328 | } | |
2329 | break; | |
01310af2 FB |
2330 | case SDL_VIDEORESIZE: |
2331 | if (cur_stream) { | |
115329f1 | 2332 | screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0, |
01310af2 | 2333 | SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL); |
c57d3469 MN |
2334 | screen_width = cur_stream->width = event.resize.w; |
2335 | screen_height= cur_stream->height= event.resize.h; | |
01310af2 FB |
2336 | } |
2337 | break; | |
2338 | case SDL_QUIT: | |
638c9d91 | 2339 | case FF_QUIT_EVENT: |
01310af2 FB |
2340 | do_exit(); |
2341 | break; | |
2342 | case FF_ALLOC_EVENT: | |
fccb19e3 | 2343 | video_open(event.user.data1); |
01310af2 FB |
2344 | alloc_picture(event.user.data1); |
2345 | break; | |
2346 | case FF_REFRESH_EVENT: | |
2347 | video_refresh_timer(event.user.data1); | |
2348 | break; | |
2349 | default: | |
2350 | break; | |
2351 | } | |
2352 | } | |
2353 | } | |
2354 | ||
e4b89522 LW |
2355 | static void opt_frame_size(const char *arg) |
2356 | { | |
b33ece16 | 2357 | if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) { |
e4b89522 LW |
2358 | fprintf(stderr, "Incorrect frame size\n"); |
2359 | exit(1); | |
2360 | } | |
2361 | if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { | |
2362 | fprintf(stderr, "Frame size must be a multiple of 2\n"); | |
2363 | exit(1); | |
2364 | } | |
2365 | } | |
2366 | ||
a5b3b5f6 | 2367 | static int opt_width(const char *opt, const char *arg) |
01310af2 | 2368 | { |
a5b3b5f6 SS |
2369 | screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2370 | return 0; | |
01310af2 FB |
2371 | } |
2372 | ||
a5b3b5f6 | 2373 | static int opt_height(const char *opt, const char *arg) |
01310af2 | 2374 | { |
a5b3b5f6 SS |
2375 | screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX); |
2376 | return 0; | |
01310af2 FB |
2377 | } |
2378 | ||
2379 | static void opt_format(const char *arg) | |
2380 | { | |
2381 | file_iformat = av_find_input_format(arg); | |
2382 | if (!file_iformat) { | |
2383 | fprintf(stderr, "Unknown input format: %s\n", arg); | |
2384 | exit(1); | |
2385 | } | |
2386 | } | |
61890b02 | 2387 | |
e4b89522 LW |
2388 | static void opt_frame_pix_fmt(const char *arg) |
2389 | { | |
2390 | frame_pix_fmt = avcodec_get_pix_fmt(arg); | |
2391 | } | |
2392 | ||
119e48d9 | 2393 | static void opt_sync(const char *arg) |
638c9d91 FB |
2394 | { |
2395 | if (!strcmp(arg, "audio")) | |
2396 | av_sync_type = AV_SYNC_AUDIO_MASTER; | |
2397 | else if (!strcmp(arg, "video")) | |
2398 | av_sync_type = AV_SYNC_VIDEO_MASTER; | |
2399 | else if (!strcmp(arg, "ext")) | |
2400 | av_sync_type = AV_SYNC_EXTERNAL_CLOCK; | |
aab1b7e5 | 2401 | else { |
638c9d91 | 2402 | show_help(); |
aab1b7e5 SS |
2403 | exit(1); |
2404 | } | |
638c9d91 FB |
2405 | } |
2406 | ||
e11bc2c6 | 2407 | static int opt_seek(const char *opt, const char *arg) |
72ea344b | 2408 | { |
e11bc2c6 SS |
2409 | start_time = parse_time_or_die(opt, arg, 1); |
2410 | return 0; | |
72ea344b FB |
2411 | } |
2412 | ||
a5b3b5f6 | 2413 | static int opt_debug(const char *opt, const char *arg) |
e26a8335 | 2414 | { |
a309073b | 2415 | av_log_set_level(99); |
a5b3b5f6 SS |
2416 | debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
2417 | return 0; | |
e26a8335 | 2418 | } |
115329f1 | 2419 | |
a5b3b5f6 | 2420 | static int opt_vismv(const char *opt, const char *arg) |
0c9bbaec | 2421 | { |
a5b3b5f6 SS |
2422 | debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); |
2423 | return 0; | |
0c9bbaec | 2424 | } |
c62c07d3 | 2425 | |
a5b3b5f6 | 2426 | static int opt_thread_count(const char *opt, const char *arg) |
c62c07d3 | 2427 | { |
a5b3b5f6 | 2428 | thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); |
2450cff2 | 2429 | #if !defined(HAVE_THREADS) |
c62c07d3 MN |
2430 | fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); |
2431 | #endif | |
a5b3b5f6 | 2432 | return 0; |
c62c07d3 | 2433 | } |
115329f1 | 2434 | |
358061f6 | 2435 | static const OptionDef options[] = { |
20176cbc MN |
2436 | { "h", OPT_EXIT, {(void*)show_help}, "show help" }, |
2437 | { "version", OPT_EXIT, {(void*)show_version}, "show version" }, | |
8fdea204 | 2438 | { "L", OPT_EXIT, {(void*)show_license}, "show license" }, |
a28b7ed4 | 2439 | { "formats", OPT_EXIT, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, |
a5b3b5f6 SS |
2440 | { "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" }, |
2441 | { "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" }, | |
e4b89522 | 2442 | { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, |
638c9d91 | 2443 | { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" }, |
01310af2 FB |
2444 | { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" }, |
2445 | { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" }, | |
a8062103 | 2446 | { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_audio_stream}, "", "" }, |
4d8243d3 | 2447 | { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_video_stream}, "", "" }, |
e11bc2c6 | 2448 | { "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" }, |
94b594c6 | 2449 | { "bytes", OPT_BOOL, {(void*)&seek_by_bytes}, "seek by bytes" }, |
01310af2 FB |
2450 | { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" }, |
2451 | { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, | |
e4b89522 | 2452 | { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" }, |
01310af2 | 2453 | { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" }, |
a5b3b5f6 | 2454 | { "debug", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" }, |
6387c3e6 | 2455 | { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" }, |
a5b3b5f6 | 2456 | { "vismv", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" }, |
6fc5b059 | 2457 | { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" }, |
30bc6613 | 2458 | { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" }, |
5039185a | 2459 | { "drp", OPT_BOOL |OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts", ""}, |
178fcca8 | 2460 | { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" }, |
8c3eba7c MN |
2461 | { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" }, |
2462 | { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" }, | |
2463 | { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" }, | |
178fcca8 | 2464 | { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" }, |
1b51e051 MN |
2465 | { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_resilience}, "set error detection threshold (0-4)", "threshold" }, |
2466 | { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" }, | |
c62c07d3 | 2467 | { "sync", HAS_ARG | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" }, |
a5b3b5f6 | 2468 | { "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, |
01310af2 FB |
2469 | { NULL, }, |
2470 | }; | |
2471 | ||
358061f6 | 2472 | static void show_help(void) |
01310af2 | 2473 | { |
9c5755ee | 2474 | printf("usage: ffplay [options] input_file\n" |
01310af2 FB |
2475 | "Simple media player\n"); |
2476 | printf("\n"); | |
02d504a7 FB |
2477 | show_help_options(options, "Main options:\n", |
2478 | OPT_EXPERT, 0); | |
2479 | show_help_options(options, "\nAdvanced options:\n", | |
2480 | OPT_EXPERT, OPT_EXPERT); | |
01310af2 FB |
2481 | printf("\nWhile playing:\n" |
2482 | "q, ESC quit\n" | |
2483 | "f toggle full screen\n" | |
2484 | "p, SPC pause\n" | |
638c9d91 FB |
2485 | "a cycle audio channel\n" |
2486 | "v cycle video channel\n" | |
72ce053b | 2487 | "t cycle subtitle channel\n" |
638c9d91 | 2488 | "w show audio waves\n" |
72ea344b FB |
2489 | "left/right seek backward/forward 10 seconds\n" |
2490 | "down/up seek backward/forward 1 minute\n" | |
a11d11aa | 2491 | "mouse click seek to percentage in file corresponding to fraction of width\n" |
01310af2 | 2492 | ); |
01310af2 FB |
2493 | } |
2494 | ||
358061f6 | 2495 | static void opt_input_file(const char *filename) |
01310af2 | 2496 | { |
e8d83e1c | 2497 | if (!strcmp(filename, "-")) |
9fcfc0b7 | 2498 | filename = "pipe:"; |
01310af2 FB |
2499 | input_filename = filename; |
2500 | } | |
2501 | ||
2502 | /* Called from the main */ | |
2503 | int main(int argc, char **argv) | |
2504 | { | |
fccb19e3 | 2505 | int flags; |
115329f1 | 2506 | |
01310af2 | 2507 | /* register all codecs, demux and protocols */ |
c721d803 LA |
2508 | avcodec_register_all(); |
2509 | avdevice_register_all(); | |
01310af2 FB |
2510 | av_register_all(); |
2511 | ||
4cfac5bc SS |
2512 | show_banner(program_name, program_birth_year); |
2513 | ||
f5da5c93 | 2514 | parse_options(argc, argv, options, opt_input_file); |
01310af2 | 2515 | |
aab1b7e5 | 2516 | if (!input_filename) { |
01310af2 | 2517 | show_help(); |
aab1b7e5 SS |
2518 | exit(1); |
2519 | } | |
01310af2 FB |
2520 | |
2521 | if (display_disable) { | |
2522 | video_disable = 1; | |
2523 | } | |
31319a8c | 2524 | flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER; |
c97f5402 DB |
2525 | #if !defined(__MINGW32__) && !defined(__APPLE__) |
2526 | flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */ | |
31319a8c | 2527 | #endif |
01310af2 | 2528 | if (SDL_Init (flags)) { |
05ab0b76 | 2529 | fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError()); |
01310af2 FB |
2530 | exit(1); |
2531 | } | |
2532 | ||
2533 | if (!display_disable) { | |
29f3b38a | 2534 | #ifdef HAVE_SDL_VIDEO_SIZE |
3ef17d62 MR |
2535 | const SDL_VideoInfo *vi = SDL_GetVideoInfo(); |
2536 | fs_screen_width = vi->current_w; | |
2537 | fs_screen_height = vi->current_h; | |
29f3b38a | 2538 | #endif |
01310af2 FB |
2539 | } |
2540 | ||
2541 | SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE); | |
2542 | SDL_EventState(SDL_MOUSEMOTION, SDL_IGNORE); | |
2543 | SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE); | |
2544 | SDL_EventState(SDL_USEREVENT, SDL_IGNORE); | |
2545 | ||
39c6a118 MN |
2546 | av_init_packet(&flush_pkt); |
2547 | flush_pkt.data= "FLUSH"; | |
2548 | ||
638c9d91 | 2549 | cur_stream = stream_open(input_filename, file_iformat); |
01310af2 FB |
2550 | |
2551 | event_loop(); | |
2552 | ||
2553 | /* never returns */ | |
2554 | ||
2555 | return 0; | |
2556 | } |