Replace "-vfilters" by "-vf" in regtests. Should fix regtest breakage.
[libav.git] / ffplay.c
CommitLineData
01310af2 1/*
f05ef45c 2 * FFplay : Simple Media Player based on the FFmpeg libraries
01310af2
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3 * Copyright (c) 2003 Fabrice Bellard
4 *
b78e7197
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5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
01310af2
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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,
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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
ba11257e 22#include "config.h"
8a3ceaf4 23#include <inttypes.h>
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24#include <math.h>
25#include <limits.h>
245976da 26#include "libavutil/avstring.h"
718c7b18 27#include "libavutil/pixdesc.h"
245976da 28#include "libavformat/avformat.h"
245976da
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29#include "libavdevice/avdevice.h"
30#include "libswscale/swscale.h"
5a4476e2 31#include "libavcodec/audioconvert.h"
a7e6312b 32#include "libavcodec/colorspace.h"
e43d7a18 33#include "libavcodec/opt.h"
166621ab 34#include "libavcodec/avfft.h"
01310af2 35
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36#if CONFIG_AVFILTER
37# include "libavfilter/avfilter.h"
38# include "libavfilter/avfiltergraph.h"
39# include "libavfilter/graphparser.h"
40#endif
41
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42#include "cmdutils.h"
43
44#include <SDL.h>
45#include <SDL_thread.h>
46
2f30a81d 47#ifdef __MINGW32__
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48#undef main /* We don't want SDL to override our main() */
49#endif
50
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51#include <unistd.h>
52#include <assert.h>
53
64555bd9 54const char program_name[] = "FFplay";
ea9c581f 55const int program_birth_year = 2003;
4cfac5bc 56
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57//#define DEBUG_SYNC
58
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59#define MAX_QUEUE_SIZE (15 * 1024 * 1024)
60#define MIN_AUDIOQ_SIZE (20 * 16 * 1024)
61#define MIN_FRAMES 5
01310af2 62
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63/* SDL audio buffer size, in samples. Should be small to have precise
64 A/V sync as SDL does not have hardware buffer fullness info. */
65#define SDL_AUDIO_BUFFER_SIZE 1024
66
67/* no AV sync correction is done if below the AV sync threshold */
7e0140cb 68#define AV_SYNC_THRESHOLD 0.01
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69/* no AV correction is done if too big error */
70#define AV_NOSYNC_THRESHOLD 10.0
71
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72#define FRAME_SKIP_FACTOR 0.05
73
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74/* maximum audio speed change to get correct sync */
75#define SAMPLE_CORRECTION_PERCENT_MAX 10
76
77/* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */
78#define AUDIO_DIFF_AVG_NB 20
79
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80/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
81#define SAMPLE_ARRAY_SIZE (2*65536)
82
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83static int sws_flags = SWS_BICUBIC;
84
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85typedef struct PacketQueue {
86 AVPacketList *first_pkt, *last_pkt;
87 int nb_packets;
88 int size;
89 int abort_request;
90 SDL_mutex *mutex;
91 SDL_cond *cond;
92} PacketQueue;
93
562f382c 94#define VIDEO_PICTURE_QUEUE_SIZE 2
72ce053b 95#define SUBPICTURE_QUEUE_SIZE 4
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96
97typedef struct VideoPicture {
267e9dfa 98 double pts; ///<presentation time stamp for this picture
d38c9e7a 99 double target_clock; ///<av_gettime() time at which this should be displayed ideally
1a620dd7 100 int64_t pos; ///<byte position in file
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101 SDL_Overlay *bmp;
102 int width, height; /* source height & width */
103 int allocated;
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104 enum PixelFormat pix_fmt;
105
106#if CONFIG_AVFILTER
107 AVFilterPicRef *picref;
108#endif
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109} VideoPicture;
110
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111typedef struct SubPicture {
112 double pts; /* presentation time stamp for this picture */
113 AVSubtitle sub;
114} SubPicture;
115
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116enum {
117 AV_SYNC_AUDIO_MASTER, /* default choice */
118 AV_SYNC_VIDEO_MASTER,
638c9d91 119 AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */
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120};
121
122typedef struct VideoState {
123 SDL_Thread *parse_tid;
124 SDL_Thread *video_tid;
d38c9e7a 125 SDL_Thread *refresh_tid;
638c9d91 126 AVInputFormat *iformat;
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127 int no_background;
128 int abort_request;
129 int paused;
416e3508 130 int last_paused;
72ea344b 131 int seek_req;
3ba1438d 132 int seek_flags;
72ea344b 133 int64_t seek_pos;
4ed29207 134 int64_t seek_rel;
f5668147 135 int read_pause_return;
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136 AVFormatContext *ic;
137 int dtg_active_format;
138
139 int audio_stream;
115329f1 140
01310af2 141 int av_sync_type;
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142 double external_clock; /* external clock base */
143 int64_t external_clock_time;
115329f1 144
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145 double audio_clock;
146 double audio_diff_cum; /* used for AV difference average computation */
147 double audio_diff_avg_coef;
148 double audio_diff_threshold;
149 int audio_diff_avg_count;
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150 AVStream *audio_st;
151 PacketQueue audioq;
152 int audio_hw_buf_size;
153 /* samples output by the codec. we reserve more space for avsync
154 compensation */
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155 DECLARE_ALIGNED(16,uint8_t,audio_buf1)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
156 DECLARE_ALIGNED(16,uint8_t,audio_buf2)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
5a4476e2 157 uint8_t *audio_buf;
7fea94ce 158 unsigned int audio_buf_size; /* in bytes */
01310af2 159 int audio_buf_index; /* in bytes */
bea18375 160 AVPacket audio_pkt_temp;
01310af2 161 AVPacket audio_pkt;
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162 enum SampleFormat audio_src_fmt;
163 AVAudioConvert *reformat_ctx;
115329f1 164
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165 int show_audio; /* if true, display audio samples */
166 int16_t sample_array[SAMPLE_ARRAY_SIZE];
167 int sample_array_index;
5e0257e3 168 int last_i_start;
166621ab 169 RDFTContext *rdft;
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170 int rdft_bits;
171 int xpos;
115329f1 172
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173 SDL_Thread *subtitle_tid;
174 int subtitle_stream;
175 int subtitle_stream_changed;
176 AVStream *subtitle_st;
177 PacketQueue subtitleq;
178 SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
179 int subpq_size, subpq_rindex, subpq_windex;
180 SDL_mutex *subpq_mutex;
181 SDL_cond *subpq_cond;
115329f1 182
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183 double frame_timer;
184 double frame_last_pts;
185 double frame_last_delay;
115329f1 186 double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame
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187 int video_stream;
188 AVStream *video_st;
189 PacketQueue videoq;
267e9dfa 190 double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used)
68aefbe8 191 double video_current_pts_drift; ///<video_current_pts - time (av_gettime) at which we updated video_current_pts - used to have running video pts
1a620dd7 192 int64_t video_current_pos; ///<current displayed file pos
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193 VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
194 int pictq_size, pictq_rindex, pictq_windex;
195 SDL_mutex *pictq_mutex;
196 SDL_cond *pictq_cond;
917d2bb3 197#if !CONFIG_AVFILTER
3ac56e28 198 struct SwsContext *img_convert_ctx;
917d2bb3 199#endif
115329f1 200
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201 // QETimer *video_timer;
202 char filename[1024];
203 int width, height, xleft, ytop;
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204
205 int64_t faulty_pts;
206 int64_t faulty_dts;
207 int64_t last_dts_for_fault_detection;
208 int64_t last_pts_for_fault_detection;
209
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210#if CONFIG_AVFILTER
211 AVFilterContext *out_video_filter; ///<the last filter in the video chain
212#endif
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213
214 float skip_frames;
215 float skip_frames_index;
216 int refresh;
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217} VideoState;
218
358061f6 219static void show_help(void);
638c9d91 220static int audio_write_get_buf_size(VideoState *is);
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221
222/* options specified by the user */
223static AVInputFormat *file_iformat;
224static const char *input_filename;
076db5ed 225static const char *window_title;
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226static int fs_screen_width;
227static int fs_screen_height;
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228static int screen_width = 0;
229static int screen_height = 0;
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LW
230static int frame_width = 0;
231static int frame_height = 0;
232static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
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233static int audio_disable;
234static int video_disable;
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235static int wanted_stream[AVMEDIA_TYPE_NB]={
236 [AVMEDIA_TYPE_AUDIO]=-1,
237 [AVMEDIA_TYPE_VIDEO]=-1,
238 [AVMEDIA_TYPE_SUBTITLE]=-1,
5b369983 239};
70a4764d 240static int seek_by_bytes=-1;
01310af2 241static int display_disable;
1e1a0b18 242static int show_status = 1;
638c9d91 243static int av_sync_type = AV_SYNC_AUDIO_MASTER;
72ea344b 244static int64_t start_time = AV_NOPTS_VALUE;
d834d63b 245static int64_t duration = AV_NOPTS_VALUE;
e26a8335 246static int debug = 0;
0c9bbaec 247static int debug_mv = 0;
bba04f1e 248static int step = 0;
c62c07d3 249static int thread_count = 1;
6387c3e6 250static int workaround_bugs = 1;
6fc5b059 251static int fast = 0;
30bc6613 252static int genpts = 0;
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253static int lowres = 0;
254static int idct = FF_IDCT_AUTO;
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255static enum AVDiscard skip_frame= AVDISCARD_DEFAULT;
256static enum AVDiscard skip_idct= AVDISCARD_DEFAULT;
257static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT;
047599a4 258static int error_recognition = FF_ER_CAREFUL;
1b51e051 259static int error_concealment = 3;
41db429d 260static int decoder_reorder_pts= -1;
2d1653b0 261static int autoexit;
1922c0a7 262static int loop=1;
d38c9e7a 263static int framedrop=1;
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MN
264
265static int rdftspeed=20;
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266#if CONFIG_AVFILTER
267static char *vfilters = NULL;
268#endif
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269
270/* current context */
271static int is_full_screen;
272static VideoState *cur_stream;
5e0257e3 273static int64_t audio_callback_time;
01310af2 274
2c676c33 275static AVPacket flush_pkt;
39c6a118 276
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277#define FF_ALLOC_EVENT (SDL_USEREVENT)
278#define FF_REFRESH_EVENT (SDL_USEREVENT + 1)
638c9d91 279#define FF_QUIT_EVENT (SDL_USEREVENT + 2)
01310af2 280
2c676c33 281static SDL_Surface *screen;
01310af2 282
515bd00e
MN
283static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
284
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285/* packet queue handling */
286static void packet_queue_init(PacketQueue *q)
287{
288 memset(q, 0, sizeof(PacketQueue));
289 q->mutex = SDL_CreateMutex();
290 q->cond = SDL_CreateCond();
515bd00e 291 packet_queue_put(q, &flush_pkt);
01310af2
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292}
293
72ea344b 294static void packet_queue_flush(PacketQueue *q)
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295{
296 AVPacketList *pkt, *pkt1;
297
687fae2b 298 SDL_LockMutex(q->mutex);
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299 for(pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
300 pkt1 = pkt->next;
301 av_free_packet(&pkt->pkt);
da6c4573 302 av_freep(&pkt);
01310af2 303 }
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304 q->last_pkt = NULL;
305 q->first_pkt = NULL;
306 q->nb_packets = 0;
307 q->size = 0;
687fae2b 308 SDL_UnlockMutex(q->mutex);
72ea344b
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309}
310
311static void packet_queue_end(PacketQueue *q)
312{
313 packet_queue_flush(q);
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314 SDL_DestroyMutex(q->mutex);
315 SDL_DestroyCond(q->cond);
316}
317
318static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
319{
320 AVPacketList *pkt1;
321
72ea344b 322 /* duplicate the packet */
39c6a118 323 if (pkt!=&flush_pkt && av_dup_packet(pkt) < 0)
72ea344b 324 return -1;
115329f1 325
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326 pkt1 = av_malloc(sizeof(AVPacketList));
327 if (!pkt1)
328 return -1;
329 pkt1->pkt = *pkt;
330 pkt1->next = NULL;
331
72ea344b 332
01310af2
FB
333 SDL_LockMutex(q->mutex);
334
335 if (!q->last_pkt)
336
337 q->first_pkt = pkt1;
338 else
339 q->last_pkt->next = pkt1;
340 q->last_pkt = pkt1;
341 q->nb_packets++;
7b776589 342 q->size += pkt1->pkt.size + sizeof(*pkt1);
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FB
343 /* XXX: should duplicate packet data in DV case */
344 SDL_CondSignal(q->cond);
345
346 SDL_UnlockMutex(q->mutex);
347 return 0;
348}
349
350static void packet_queue_abort(PacketQueue *q)
351{
352 SDL_LockMutex(q->mutex);
353
354 q->abort_request = 1;
115329f1 355
01310af2
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356 SDL_CondSignal(q->cond);
357
358 SDL_UnlockMutex(q->mutex);
359}
360
361/* return < 0 if aborted, 0 if no packet and > 0 if packet. */
362static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block)
363{
364 AVPacketList *pkt1;
365 int ret;
366
367 SDL_LockMutex(q->mutex);
368
369 for(;;) {
370 if (q->abort_request) {
371 ret = -1;
372 break;
373 }
115329f1 374
01310af2
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375 pkt1 = q->first_pkt;
376 if (pkt1) {
377 q->first_pkt = pkt1->next;
378 if (!q->first_pkt)
379 q->last_pkt = NULL;
380 q->nb_packets--;
7b776589 381 q->size -= pkt1->pkt.size + sizeof(*pkt1);
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FB
382 *pkt = pkt1->pkt;
383 av_free(pkt1);
384 ret = 1;
385 break;
386 } else if (!block) {
387 ret = 0;
388 break;
389 } else {
390 SDL_CondWait(q->cond, q->mutex);
391 }
392 }
393 SDL_UnlockMutex(q->mutex);
394 return ret;
395}
396
115329f1 397static inline void fill_rectangle(SDL_Surface *screen,
01310af2
FB
398 int x, int y, int w, int h, int color)
399{
400 SDL_Rect rect;
401 rect.x = x;
402 rect.y = y;
403 rect.w = w;
404 rect.h = h;
405 SDL_FillRect(screen, &rect, color);
406}
407
408#if 0
409/* draw only the border of a rectangle */
410void fill_border(VideoState *s, int x, int y, int w, int h, int color)
411{
412 int w1, w2, h1, h2;
413
414 /* fill the background */
415 w1 = x;
416 if (w1 < 0)
417 w1 = 0;
418 w2 = s->width - (x + w);
419 if (w2 < 0)
420 w2 = 0;
421 h1 = y;
422 if (h1 < 0)
423 h1 = 0;
424 h2 = s->height - (y + h);
425 if (h2 < 0)
426 h2 = 0;
115329f1
DB
427 fill_rectangle(screen,
428 s->xleft, s->ytop,
429 w1, s->height,
01310af2 430 color);
115329f1
DB
431 fill_rectangle(screen,
432 s->xleft + s->width - w2, s->ytop,
433 w2, s->height,
01310af2 434 color);
115329f1
DB
435 fill_rectangle(screen,
436 s->xleft + w1, s->ytop,
437 s->width - w1 - w2, h1,
01310af2 438 color);
115329f1 439 fill_rectangle(screen,
01310af2
FB
440 s->xleft + w1, s->ytop + s->height - h2,
441 s->width - w1 - w2, h2,
442 color);
443}
444#endif
445
72ce053b
IC
446#define ALPHA_BLEND(a, oldp, newp, s)\
447((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
448
449#define RGBA_IN(r, g, b, a, s)\
450{\
451 unsigned int v = ((const uint32_t *)(s))[0];\
452 a = (v >> 24) & 0xff;\
453 r = (v >> 16) & 0xff;\
454 g = (v >> 8) & 0xff;\
455 b = v & 0xff;\
456}
457
458#define YUVA_IN(y, u, v, a, s, pal)\
459{\
57cf99f2 460 unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\
72ce053b
IC
461 a = (val >> 24) & 0xff;\
462 y = (val >> 16) & 0xff;\
463 u = (val >> 8) & 0xff;\
464 v = val & 0xff;\
465}
466
467#define YUVA_OUT(d, y, u, v, a)\
468{\
469 ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
470}
471
472
473#define BPP 1
474
0a8cd696 475static void blend_subrect(AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh)
72ce053b
IC
476{
477 int wrap, wrap3, width2, skip2;
478 int y, u, v, a, u1, v1, a1, w, h;
479 uint8_t *lum, *cb, *cr;
480 const uint8_t *p;
481 const uint32_t *pal;
9cb5a11e
RD
482 int dstx, dsty, dstw, dsth;
483
7cf9c6ae
MN
484 dstw = av_clip(rect->w, 0, imgw);
485 dsth = av_clip(rect->h, 0, imgh);
486 dstx = av_clip(rect->x, 0, imgw - dstw);
487 dsty = av_clip(rect->y, 0, imgh - dsth);
9cb5a11e
RD
488 lum = dst->data[0] + dsty * dst->linesize[0];
489 cb = dst->data[1] + (dsty >> 1) * dst->linesize[1];
490 cr = dst->data[2] + (dsty >> 1) * dst->linesize[2];
491
f54b31b9 492 width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1);
9cb5a11e 493 skip2 = dstx >> 1;
72ce053b 494 wrap = dst->linesize[0];
25b4c651
MN
495 wrap3 = rect->pict.linesize[0];
496 p = rect->pict.data[0];
497 pal = (const uint32_t *)rect->pict.data[1]; /* Now in YCrCb! */
115329f1 498
9cb5a11e
RD
499 if (dsty & 1) {
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 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
507 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
508 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
509 cb++;
510 cr++;
511 lum++;
512 p += BPP;
513 }
9cb5a11e 514 for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
72ce053b
IC
515 YUVA_IN(y, u, v, a, p, pal);
516 u1 = u;
517 v1 = v;
518 a1 = a;
519 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
520
521 YUVA_IN(y, u, v, a, p + BPP, pal);
522 u1 += u;
523 v1 += v;
524 a1 += a;
525 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
526 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
527 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
528 cb++;
529 cr++;
530 p += 2 * BPP;
531 lum += 2;
532 }
533 if (w) {
534 YUVA_IN(y, u, v, a, p, pal);
535 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
536 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
537 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
676ef505
BA
538 p++;
539 lum++;
72ce053b 540 }
4606a059
BA
541 p += wrap3 - dstw * BPP;
542 lum += wrap - dstw - dstx;
72ce053b
IC
543 cb += dst->linesize[1] - width2 - skip2;
544 cr += dst->linesize[2] - width2 - skip2;
545 }
9cb5a11e
RD
546 for(h = dsth - (dsty & 1); h >= 2; h -= 2) {
547 lum += dstx;
72ce053b
IC
548 cb += skip2;
549 cr += skip2;
115329f1 550
9cb5a11e 551 if (dstx & 1) {
72ce053b
IC
552 YUVA_IN(y, u, v, a, p, pal);
553 u1 = u;
554 v1 = v;
555 a1 = a;
556 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
557 p += wrap3;
558 lum += wrap;
559 YUVA_IN(y, u, v, a, p, pal);
560 u1 += u;
561 v1 += v;
562 a1 += a;
563 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
564 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
565 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
566 cb++;
567 cr++;
568 p += -wrap3 + BPP;
569 lum += -wrap + 1;
570 }
9cb5a11e 571 for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
72ce053b
IC
572 YUVA_IN(y, u, v, a, p, pal);
573 u1 = u;
574 v1 = v;
575 a1 = a;
576 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
577
f8ca63e8 578 YUVA_IN(y, u, v, a, p + BPP, pal);
72ce053b
IC
579 u1 += u;
580 v1 += v;
581 a1 += a;
582 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
583 p += wrap3;
584 lum += wrap;
585
586 YUVA_IN(y, u, v, a, p, pal);
587 u1 += u;
588 v1 += v;
589 a1 += a;
590 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
591
f8ca63e8 592 YUVA_IN(y, u, v, a, p + BPP, pal);
72ce053b
IC
593 u1 += u;
594 v1 += v;
595 a1 += a;
596 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
597
598 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2);
599 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2);
600
601 cb++;
602 cr++;
603 p += -wrap3 + 2 * BPP;
604 lum += -wrap + 2;
605 }
606 if (w) {
607 YUVA_IN(y, u, v, a, p, pal);
608 u1 = u;
609 v1 = v;
610 a1 = a;
611 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
612 p += wrap3;
613 lum += wrap;
614 YUVA_IN(y, u, v, a, p, pal);
615 u1 += u;
616 v1 += v;
617 a1 += a;
618 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
619 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
620 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
621 cb++;
622 cr++;
623 p += -wrap3 + BPP;
624 lum += -wrap + 1;
625 }
9cb5a11e
RD
626 p += wrap3 + (wrap3 - dstw * BPP);
627 lum += wrap + (wrap - dstw - dstx);
72ce053b
IC
628 cb += dst->linesize[1] - width2 - skip2;
629 cr += dst->linesize[2] - width2 - skip2;
630 }
631 /* handle odd height */
632 if (h) {
9cb5a11e 633 lum += dstx;
72ce053b
IC
634 cb += skip2;
635 cr += skip2;
115329f1 636
9cb5a11e 637 if (dstx & 1) {
72ce053b
IC
638 YUVA_IN(y, u, v, a, p, pal);
639 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
640 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
641 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
642 cb++;
643 cr++;
644 lum++;
645 p += BPP;
646 }
9cb5a11e 647 for(w = dstw - (dstx & 1); w >= 2; w -= 2) {
72ce053b
IC
648 YUVA_IN(y, u, v, a, p, pal);
649 u1 = u;
650 v1 = v;
651 a1 = a;
652 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
653
654 YUVA_IN(y, u, v, a, p + BPP, pal);
655 u1 += u;
656 v1 += v;
657 a1 += a;
658 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
659 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1);
660 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1);
661 cb++;
662 cr++;
663 p += 2 * BPP;
664 lum += 2;
665 }
666 if (w) {
667 YUVA_IN(y, u, v, a, p, pal);
668 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
669 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
670 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
671 }
672 }
673}
674
675static void free_subpicture(SubPicture *sp)
676{
677 int i;
115329f1 678
72ce053b
IC
679 for (i = 0; i < sp->sub.num_rects; i++)
680 {
25b4c651
MN
681 av_freep(&sp->sub.rects[i]->pict.data[0]);
682 av_freep(&sp->sub.rects[i]->pict.data[1]);
db4fac64 683 av_freep(&sp->sub.rects[i]);
72ce053b 684 }
115329f1 685
72ce053b 686 av_free(sp->sub.rects);
115329f1 687
72ce053b
IC
688 memset(&sp->sub, 0, sizeof(AVSubtitle));
689}
690
01310af2
FB
691static void video_image_display(VideoState *is)
692{
693 VideoPicture *vp;
72ce053b
IC
694 SubPicture *sp;
695 AVPicture pict;
01310af2
FB
696 float aspect_ratio;
697 int width, height, x, y;
698 SDL_Rect rect;
72ce053b 699 int i;
01310af2
FB
700
701 vp = &is->pictq[is->pictq_rindex];
702 if (vp->bmp) {
917d2bb3
MN
703#if CONFIG_AVFILTER
704 if (vp->picref->pixel_aspect.num == 0)
705 aspect_ratio = 0;
706 else
707 aspect_ratio = av_q2d(vp->picref->pixel_aspect);
708#else
709
01310af2 710 /* XXX: use variable in the frame */
c30a4489
AJ
711 if (is->video_st->sample_aspect_ratio.num)
712 aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
713 else if (is->video_st->codec->sample_aspect_ratio.num)
714 aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
72ea344b 715 else
c30a4489 716 aspect_ratio = 0;
917d2bb3 717#endif
01310af2 718 if (aspect_ratio <= 0.0)
c30a4489 719 aspect_ratio = 1.0;
917d2bb3 720 aspect_ratio *= (float)vp->width / (float)vp->height;
01310af2
FB
721 /* if an active format is indicated, then it overrides the
722 mpeg format */
723#if 0
01f4895c
MN
724 if (is->video_st->codec->dtg_active_format != is->dtg_active_format) {
725 is->dtg_active_format = is->video_st->codec->dtg_active_format;
01310af2
FB
726 printf("dtg_active_format=%d\n", is->dtg_active_format);
727 }
728#endif
729#if 0
01f4895c 730 switch(is->video_st->codec->dtg_active_format) {
01310af2
FB
731 case FF_DTG_AFD_SAME:
732 default:
733 /* nothing to do */
734 break;
735 case FF_DTG_AFD_4_3:
736 aspect_ratio = 4.0 / 3.0;
737 break;
738 case FF_DTG_AFD_16_9:
739 aspect_ratio = 16.0 / 9.0;
740 break;
741 case FF_DTG_AFD_14_9:
742 aspect_ratio = 14.0 / 9.0;
743 break;
744 case FF_DTG_AFD_4_3_SP_14_9:
745 aspect_ratio = 14.0 / 9.0;
746 break;
747 case FF_DTG_AFD_16_9_SP_14_9:
748 aspect_ratio = 14.0 / 9.0;
749 break;
750 case FF_DTG_AFD_SP_4_3:
751 aspect_ratio = 4.0 / 3.0;
752 break;
753 }
754#endif
755
72ce053b
IC
756 if (is->subtitle_st)
757 {
758 if (is->subpq_size > 0)
759 {
760 sp = &is->subpq[is->subpq_rindex];
761
762 if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
763 {
764 SDL_LockYUVOverlay (vp->bmp);
765
766 pict.data[0] = vp->bmp->pixels[0];
767 pict.data[1] = vp->bmp->pixels[2];
768 pict.data[2] = vp->bmp->pixels[1];
769
770 pict.linesize[0] = vp->bmp->pitches[0];
771 pict.linesize[1] = vp->bmp->pitches[2];
772 pict.linesize[2] = vp->bmp->pitches[1];
773
774 for (i = 0; i < sp->sub.num_rects; i++)
db4fac64 775 blend_subrect(&pict, sp->sub.rects[i],
0a8cd696 776 vp->bmp->w, vp->bmp->h);
72ce053b
IC
777
778 SDL_UnlockYUVOverlay (vp->bmp);
779 }
780 }
781 }
782
783
01310af2
FB
784 /* XXX: we suppose the screen has a 1.0 pixel ratio */
785 height = is->height;
bb6c34e5 786 width = ((int)rint(height * aspect_ratio)) & ~1;
01310af2
FB
787 if (width > is->width) {
788 width = is->width;
bb6c34e5 789 height = ((int)rint(width / aspect_ratio)) & ~1;
01310af2
FB
790 }
791 x = (is->width - width) / 2;
792 y = (is->height - height) / 2;
793 if (!is->no_background) {
794 /* fill the background */
795 // fill_border(is, x, y, width, height, QERGB(0x00, 0x00, 0x00));
796 } else {
797 is->no_background = 0;
798 }
799 rect.x = is->xleft + x;
2f6547fb 800 rect.y = is->ytop + y;
01310af2
FB
801 rect.w = width;
802 rect.h = height;
803 SDL_DisplayYUVOverlay(vp->bmp, &rect);
804 } else {
805#if 0
115329f1
DB
806 fill_rectangle(screen,
807 is->xleft, is->ytop, is->width, is->height,
01310af2
FB
808 QERGB(0x00, 0x00, 0x00));
809#endif
810 }
811}
812
813static inline int compute_mod(int a, int b)
814{
815 a = a % b;
115329f1 816 if (a >= 0)
01310af2
FB
817 return a;
818 else
819 return a + b;
820}
821
822static void video_audio_display(VideoState *s)
823{
824 int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
825 int ch, channels, h, h2, bgcolor, fgcolor;
826 int16_t time_diff;
4c7c7645
MN
827 int rdft_bits, nb_freq;
828
829 for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++)
830 ;
831 nb_freq= 1<<(rdft_bits-1);
115329f1 832
01310af2 833 /* compute display index : center on currently output samples */
01f4895c 834 channels = s->audio_st->codec->channels;
01310af2 835 nb_display_channels = channels;
5e0257e3 836 if (!s->paused) {
4c7c7645 837 int data_used= s->show_audio==1 ? s->width : (2*nb_freq);
5e0257e3
FB
838 n = 2 * channels;
839 delay = audio_write_get_buf_size(s);
840 delay /= n;
115329f1 841
5e0257e3
FB
842 /* to be more precise, we take into account the time spent since
843 the last buffer computation */
844 if (audio_callback_time) {
845 time_diff = av_gettime() - audio_callback_time;
122dcdcb 846 delay -= (time_diff * s->audio_st->codec->sample_rate) / 1000000;
5e0257e3 847 }
115329f1 848
122dcdcb 849 delay += 2*data_used;
4c7c7645
MN
850 if (delay < data_used)
851 delay = data_used;
ac50bcc8
MN
852
853 i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
12eeda34 854 if(s->show_audio==1){
6c7165c7
JM
855 h= INT_MIN;
856 for(i=0; i<1000; i+=channels){
857 int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
858 int a= s->sample_array[idx];
859 int b= s->sample_array[(idx + 4*channels)%SAMPLE_ARRAY_SIZE];
860 int c= s->sample_array[(idx + 5*channels)%SAMPLE_ARRAY_SIZE];
861 int d= s->sample_array[(idx + 9*channels)%SAMPLE_ARRAY_SIZE];
862 int score= a-d;
863 if(h<score && (b^c)<0){
864 h= score;
865 i_start= idx;
866 }
ac50bcc8
MN
867 }
868 }
869
5e0257e3
FB
870 s->last_i_start = i_start;
871 } else {
872 i_start = s->last_i_start;
01310af2
FB
873 }
874
01310af2 875 bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
12eeda34 876 if(s->show_audio==1){
6c7165c7
JM
877 fill_rectangle(screen,
878 s->xleft, s->ytop, s->width, s->height,
879 bgcolor);
880
881 fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
882
883 /* total height for one channel */
884 h = s->height / nb_display_channels;
885 /* graph height / 2 */
886 h2 = (h * 9) / 20;
887 for(ch = 0;ch < nb_display_channels; ch++) {
888 i = i_start + ch;
889 y1 = s->ytop + ch * h + (h / 2); /* position of center line */
890 for(x = 0; x < s->width; x++) {
891 y = (s->sample_array[i] * h2) >> 15;
892 if (y < 0) {
893 y = -y;
894 ys = y1 - y;
895 } else {
896 ys = y1;
897 }
898 fill_rectangle(screen,
899 s->xleft + x, ys, 1, y,
900 fgcolor);
901 i += channels;
902 if (i >= SAMPLE_ARRAY_SIZE)
903 i -= SAMPLE_ARRAY_SIZE;
01310af2 904 }
01310af2 905 }
01310af2 906
6c7165c7 907 fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff);
01310af2 908
6c7165c7
JM
909 for(ch = 1;ch < nb_display_channels; ch++) {
910 y = s->ytop + ch * h;
911 fill_rectangle(screen,
912 s->xleft, y, s->width, 1,
913 fgcolor);
914 }
915 SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
12eeda34 916 }else{
12eeda34 917 nb_display_channels= FFMIN(nb_display_channels, 2);
12eeda34 918 if(rdft_bits != s->rdft_bits){
166621ab
MR
919 av_rdft_end(s->rdft);
920 s->rdft = av_rdft_init(rdft_bits, DFT_R2C);
12eeda34
MN
921 s->rdft_bits= rdft_bits;
922 }
12eeda34
MN
923 {
924 FFTSample data[2][2*nb_freq];
925 for(ch = 0;ch < nb_display_channels; ch++) {
926 i = i_start + ch;
927 for(x = 0; x < 2*nb_freq; x++) {
928 double w= (x-nb_freq)*(1.0/nb_freq);
929 data[ch][x]= s->sample_array[i]*(1.0-w*w);
930 i += channels;
931 if (i >= SAMPLE_ARRAY_SIZE)
932 i -= SAMPLE_ARRAY_SIZE;
933 }
166621ab 934 av_rdft_calc(s->rdft, data[ch]);
12eeda34
MN
935 }
936 //least efficient way to do this, we should of course directly access it but its more than fast enough
092421cf 937 for(y=0; y<s->height; y++){
12eeda34
MN
938 double w= 1/sqrt(nb_freq);
939 int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
940 int b= sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] + data[1][2*y+1]*data[1][2*y+1]));
941 a= FFMIN(a,255);
942 b= FFMIN(b,255);
943 fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);
944
945 fill_rectangle(screen,
946 s->xpos, s->height-y, 1, 1,
947 fgcolor);
948 }
949 }
950 SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height);
951 s->xpos++;
952 if(s->xpos >= s->width)
953 s->xpos= s->xleft;
954 }
01310af2
FB
955}
956
990c8438
MN
957static int video_open(VideoState *is){
958 int flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
959 int w,h;
960
fb84155b
MN
961 if(is_full_screen) flags |= SDL_FULLSCREEN;
962 else flags |= SDL_RESIZABLE;
963
990c8438
MN
964 if (is_full_screen && fs_screen_width) {
965 w = fs_screen_width;
966 h = fs_screen_height;
fb84155b
MN
967 } else if(!is_full_screen && screen_width){
968 w = screen_width;
969 h = screen_height;
917d2bb3
MN
970#if CONFIG_AVFILTER
971 }else if (is->out_video_filter && is->out_video_filter->inputs[0]){
972 w = is->out_video_filter->inputs[0]->w;
973 h = is->out_video_filter->inputs[0]->h;
974#else
fb84155b
MN
975 }else if (is->video_st && is->video_st->codec->width){
976 w = is->video_st->codec->width;
977 h = is->video_st->codec->height;
917d2bb3 978#endif
990c8438 979 } else {
fb84155b
MN
980 w = 640;
981 h = 480;
990c8438 982 }
d3d7b12e
MN
983 if(screen && is->width == screen->w && screen->w == w
984 && is->height== screen->h && screen->h == h)
985 return 0;
986
c97f5402 987#ifndef __APPLE__
990c8438
MN
988 screen = SDL_SetVideoMode(w, h, 0, flags);
989#else
990 /* setting bits_per_pixel = 0 or 32 causes blank video on OS X */
991 screen = SDL_SetVideoMode(w, h, 24, flags);
992#endif
993 if (!screen) {
994 fprintf(stderr, "SDL: could not set video mode - exiting\n");
995 return -1;
996 }
076db5ed
RK
997 if (!window_title)
998 window_title = input_filename;
999 SDL_WM_SetCaption(window_title, window_title);
990c8438
MN
1000
1001 is->width = screen->w;
1002 is->height = screen->h;
1003
1004 return 0;
1005}
8c982c5d 1006
01310af2
FB
1007/* display the current picture, if any */
1008static void video_display(VideoState *is)
1009{
8c982c5d
MN
1010 if(!screen)
1011 video_open(cur_stream);
115329f1 1012 if (is->audio_st && is->show_audio)
01310af2
FB
1013 video_audio_display(is);
1014 else if (is->video_st)
1015 video_image_display(is);
1016}
1017
d38c9e7a 1018static int refresh_thread(void *opaque)
01310af2 1019{
d38c9e7a
MN
1020 VideoState *is= opaque;
1021 while(!is->abort_request){
01310af2
FB
1022 SDL_Event event;
1023 event.type = FF_REFRESH_EVENT;
1024 event.user.data1 = opaque;
d38c9e7a
MN
1025 if(!is->refresh){
1026 is->refresh=1;
01310af2 1027 SDL_PushEvent(&event);
d38c9e7a 1028 }
2b3da32f 1029 usleep(is->audio_st && is->show_audio ? rdftspeed*1000 : 5000); //FIXME ideally we should wait the correct time but SDLs event passing is so slow it would be silly
d38c9e7a
MN
1030 }
1031 return 0;
01310af2
FB
1032}
1033
638c9d91
FB
1034/* get the current audio clock value */
1035static double get_audio_clock(VideoState *is)
1036{
1037 double pts;
1038 int hw_buf_size, bytes_per_sec;
1039 pts = is->audio_clock;
1040 hw_buf_size = audio_write_get_buf_size(is);
1041 bytes_per_sec = 0;
1042 if (is->audio_st) {
115329f1 1043 bytes_per_sec = is->audio_st->codec->sample_rate *
01f4895c 1044 2 * is->audio_st->codec->channels;
638c9d91
FB
1045 }
1046 if (bytes_per_sec)
1047 pts -= (double)hw_buf_size / bytes_per_sec;
1048 return pts;
1049}
1050
1051/* get the current video clock value */
1052static double get_video_clock(VideoState *is)
1053{
04108619 1054 if (is->paused) {
41a4cd0c 1055 return is->video_current_pts;
72ea344b 1056 } else {
68aefbe8 1057 return is->video_current_pts_drift + av_gettime() / 1000000.0;
72ea344b 1058 }
638c9d91
FB
1059}
1060
1061/* get the current external clock value */
1062static double get_external_clock(VideoState *is)
1063{
1064 int64_t ti;
1065 ti = av_gettime();
1066 return is->external_clock + ((ti - is->external_clock_time) * 1e-6);
1067}
1068
1069/* get the current master clock value */
1070static double get_master_clock(VideoState *is)
1071{
1072 double val;
1073
72ea344b
FB
1074 if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) {
1075 if (is->video_st)
1076 val = get_video_clock(is);
1077 else
1078 val = get_audio_clock(is);
1079 } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) {
1080 if (is->audio_st)
1081 val = get_audio_clock(is);
1082 else
1083 val = get_video_clock(is);
1084 } else {
638c9d91 1085 val = get_external_clock(is);
72ea344b 1086 }
638c9d91
FB
1087 return val;
1088}
1089
72ea344b 1090/* seek in the stream */
2ef46053 1091static void stream_seek(VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes)
72ea344b 1092{
687fae2b
IW
1093 if (!is->seek_req) {
1094 is->seek_pos = pos;
4ed29207 1095 is->seek_rel = rel;
3890dd3a 1096 is->seek_flags &= ~AVSEEK_FLAG_BYTE;
94b594c6
SH
1097 if (seek_by_bytes)
1098 is->seek_flags |= AVSEEK_FLAG_BYTE;
687fae2b
IW
1099 is->seek_req = 1;
1100 }
72ea344b
FB
1101}
1102
1103/* pause or resume the video */
1104static void stream_pause(VideoState *is)
1105{
68aefbe8
MN
1106 if (is->paused) {
1107 is->frame_timer += av_gettime() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
f5668147 1108 if(is->read_pause_return != AVERROR(ENOSYS)){
68aefbe8 1109 is->video_current_pts = is->video_current_pts_drift + av_gettime() / 1000000.0;
f5668147 1110 }
68aefbe8 1111 is->video_current_pts_drift = is->video_current_pts - av_gettime() / 1000000.0;
72ea344b 1112 }
68aefbe8 1113 is->paused = !is->paused;
72ea344b
FB
1114}
1115
d38c9e7a 1116static double compute_target_time(double frame_current_pts, VideoState *is)
49410784 1117{
d38c9e7a 1118 double delay, sync_threshold, diff;
49410784
TB
1119
1120 /* compute nominal delay */
1121 delay = frame_current_pts - is->frame_last_pts;
1122 if (delay <= 0 || delay >= 10.0) {
1123 /* if incorrect delay, use previous one */
1124 delay = is->frame_last_delay;
443658fd 1125 } else {
712de377 1126 is->frame_last_delay = delay;
443658fd 1127 }
49410784
TB
1128 is->frame_last_pts = frame_current_pts;
1129
1130 /* update delay to follow master synchronisation source */
1131 if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) ||
1132 is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
1133 /* if video is slave, we try to correct big delays by
1134 duplicating or deleting a frame */
f04c6e35 1135 diff = get_video_clock(is) - get_master_clock(is);
49410784
TB
1136
1137 /* skip or repeat frame. We take into account the
1138 delay to compute the threshold. I still don't know
1139 if it is the best guess */
1140 sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay);
1141 if (fabs(diff) < AV_NOSYNC_THRESHOLD) {
1142 if (diff <= -sync_threshold)
1143 delay = 0;
1144 else if (diff >= sync_threshold)
1145 delay = 2 * delay;
1146 }
1147 }
49410784 1148 is->frame_timer += delay;
eecc17a7
TB
1149#if defined(DEBUG_SYNC)
1150 printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n",
1151 delay, actual_delay, frame_current_pts, -diff);
1152#endif
1153
d38c9e7a 1154 return is->frame_timer;
49410784
TB
1155}
1156
01310af2
FB
1157/* called to display each frame */
1158static void video_refresh_timer(void *opaque)
1159{
1160 VideoState *is = opaque;
1161 VideoPicture *vp;
638c9d91 1162
72ce053b 1163 SubPicture *sp, *sp2;
01310af2
FB
1164
1165 if (is->video_st) {
d38c9e7a 1166retry:
01310af2 1167 if (is->pictq_size == 0) {
d38c9e7a 1168 //nothing to do, no picture to display in the que
01310af2 1169 } else {
d38c9e7a
MN
1170 double time= av_gettime()/1000000.0;
1171 double next_target;
638c9d91 1172 /* dequeue the picture */
01310af2 1173 vp = &is->pictq[is->pictq_rindex];
638c9d91 1174
d38c9e7a
MN
1175 if(time < vp->target_clock)
1176 return;
638c9d91
FB
1177 /* update current video pts */
1178 is->video_current_pts = vp->pts;
d38c9e7a 1179 is->video_current_pts_drift = is->video_current_pts - time;
a3cc2160 1180 is->video_current_pos = vp->pos;
d38c9e7a
MN
1181 if(is->pictq_size > 1){
1182 VideoPicture *nextvp= &is->pictq[(is->pictq_rindex+1)%VIDEO_PICTURE_QUEUE_SIZE];
1183 assert(nextvp->target_clock >= vp->target_clock);
1184 next_target= nextvp->target_clock;
1185 }else{
1186 next_target= vp->target_clock + is->video_clock - vp->pts; //FIXME pass durations cleanly
1187 }
1188 if(framedrop && time > next_target){
1189 is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR;
1190 if(is->pictq_size > 1 || time > next_target + 0.5){
1191 /* update queue size and signal for next picture */
1192 if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
1193 is->pictq_rindex = 0;
1194
1195 SDL_LockMutex(is->pictq_mutex);
1196 is->pictq_size--;
1197 SDL_CondSignal(is->pictq_cond);
1198 SDL_UnlockMutex(is->pictq_mutex);
1199 goto retry;
1200 }
1201 }
638c9d91 1202
72ce053b
IC
1203 if(is->subtitle_st) {
1204 if (is->subtitle_stream_changed) {
1205 SDL_LockMutex(is->subpq_mutex);
115329f1 1206
72ce053b
IC
1207 while (is->subpq_size) {
1208 free_subpicture(&is->subpq[is->subpq_rindex]);
115329f1 1209
72ce053b
IC
1210 /* update queue size and signal for next picture */
1211 if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
1212 is->subpq_rindex = 0;
115329f1 1213
72ce053b
IC
1214 is->subpq_size--;
1215 }
1216 is->subtitle_stream_changed = 0;
1217
1218 SDL_CondSignal(is->subpq_cond);
1219 SDL_UnlockMutex(is->subpq_mutex);
1220 } else {
1221 if (is->subpq_size > 0) {
1222 sp = &is->subpq[is->subpq_rindex];
1223
1224 if (is->subpq_size > 1)
1225 sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE];
1226 else
1227 sp2 = NULL;
1228
1229 if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
1230 || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
1231 {
1232 free_subpicture(sp);
1233
1234 /* update queue size and signal for next picture */
1235 if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
1236 is->subpq_rindex = 0;
1237
1238 SDL_LockMutex(is->subpq_mutex);
1239 is->subpq_size--;
1240 SDL_CondSignal(is->subpq_cond);
1241 SDL_UnlockMutex(is->subpq_mutex);
1242 }
1243 }
1244 }
1245 }
1246
01310af2
FB
1247 /* display picture */
1248 video_display(is);
115329f1 1249
01310af2
FB
1250 /* update queue size and signal for next picture */
1251 if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
1252 is->pictq_rindex = 0;
115329f1 1253
01310af2
FB
1254 SDL_LockMutex(is->pictq_mutex);
1255 is->pictq_size--;
1256 SDL_CondSignal(is->pictq_cond);
1257 SDL_UnlockMutex(is->pictq_mutex);
1258 }
1259 } else if (is->audio_st) {
1260 /* draw the next audio frame */
1261
01310af2
FB
1262 /* if only audio stream, then display the audio bars (better
1263 than nothing, just to test the implementation */
115329f1 1264
01310af2
FB
1265 /* display picture */
1266 video_display(is);
01310af2
FB
1267 }
1268 if (show_status) {
1269 static int64_t last_time;
1270 int64_t cur_time;
72ce053b 1271 int aqsize, vqsize, sqsize;
638c9d91 1272 double av_diff;
115329f1 1273
01310af2 1274 cur_time = av_gettime();
1e1a0b18 1275 if (!last_time || (cur_time - last_time) >= 30000) {
01310af2
FB
1276 aqsize = 0;
1277 vqsize = 0;
72ce053b 1278 sqsize = 0;
01310af2
FB
1279 if (is->audio_st)
1280 aqsize = is->audioq.size;
1281 if (is->video_st)
1282 vqsize = is->videoq.size;
72ce053b
IC
1283 if (is->subtitle_st)
1284 sqsize = is->subtitleq.size;
638c9d91
FB
1285 av_diff = 0;
1286 if (is->audio_st && is->video_st)
1287 av_diff = get_audio_clock(is) - get_video_clock(is);
382f3a5b
MN
1288 printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r",
1289 get_master_clock(is), av_diff, FFMAX(is->skip_frames-1, 0), aqsize / 1024, vqsize / 1024, sqsize, is->faulty_dts, is->faulty_pts);
01310af2
FB
1290 fflush(stdout);
1291 last_time = cur_time;
1292 }
1293 }
1294}
1295
1296/* allocate a picture (needs to do that in main thread to avoid
1297 potential locking problems */
1298static void alloc_picture(void *opaque)
1299{
1300 VideoState *is = opaque;
1301 VideoPicture *vp;
01310af2
FB
1302
1303 vp = &is->pictq[is->pictq_windex];
1304
1305 if (vp->bmp)
1306 SDL_FreeYUVOverlay(vp->bmp);
1307
917d2bb3
MN
1308#if CONFIG_AVFILTER
1309 if (vp->picref)
1310 avfilter_unref_pic(vp->picref);
1311 vp->picref = NULL;
1312
1313 vp->width = is->out_video_filter->inputs[0]->w;
1314 vp->height = is->out_video_filter->inputs[0]->h;
1315 vp->pix_fmt = is->out_video_filter->inputs[0]->format;
1316#else
1317 vp->width = is->video_st->codec->width;
1318 vp->height = is->video_st->codec->height;
1319 vp->pix_fmt = is->video_st->codec->pix_fmt;
1320#endif
1321
1322 vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
115329f1 1323 SDL_YV12_OVERLAY,
61890b02 1324 screen);
01310af2
FB
1325
1326 SDL_LockMutex(is->pictq_mutex);
1327 vp->allocated = 1;
1328 SDL_CondSignal(is->pictq_cond);
1329 SDL_UnlockMutex(is->pictq_mutex);
1330}
1331
267e9dfa
MN
1332/**
1333 *
1334 * @param pts the dts of the pkt / pts of the frame and guessed if not known
1335 */
1a620dd7 1336static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t pos)
01310af2
FB
1337{
1338 VideoPicture *vp;
1339 int dst_pix_fmt;
917d2bb3
MN
1340#if CONFIG_AVFILTER
1341 AVPicture pict_src;
1342#endif
01310af2
FB
1343 /* wait until we have space to put a new picture */
1344 SDL_LockMutex(is->pictq_mutex);
d38c9e7a
MN
1345
1346 if(is->pictq_size>=VIDEO_PICTURE_QUEUE_SIZE && !is->refresh)
1347 is->skip_frames= FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0-FRAME_SKIP_FACTOR));
1348
01310af2
FB
1349 while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
1350 !is->videoq.abort_request) {
1351 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
1352 }
1353 SDL_UnlockMutex(is->pictq_mutex);
115329f1 1354
01310af2
FB
1355 if (is->videoq.abort_request)
1356 return -1;
1357
1358 vp = &is->pictq[is->pictq_windex];
1359
1360 /* alloc or resize hardware picture buffer */
115329f1 1361 if (!vp->bmp ||
917d2bb3
MN
1362#if CONFIG_AVFILTER
1363 vp->width != is->out_video_filter->inputs[0]->w ||
1364 vp->height != is->out_video_filter->inputs[0]->h) {
1365#else
01f4895c
MN
1366 vp->width != is->video_st->codec->width ||
1367 vp->height != is->video_st->codec->height) {
917d2bb3 1368#endif
01310af2
FB
1369 SDL_Event event;
1370
1371 vp->allocated = 0;
1372
1373 /* the allocation must be done in the main thread to avoid
1374 locking problems */
1375 event.type = FF_ALLOC_EVENT;
1376 event.user.data1 = is;
1377 SDL_PushEvent(&event);
115329f1 1378
01310af2
FB
1379 /* wait until the picture is allocated */
1380 SDL_LockMutex(is->pictq_mutex);
1381 while (!vp->allocated && !is->videoq.abort_request) {
1382 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
1383 }
1384 SDL_UnlockMutex(is->pictq_mutex);
1385
1386 if (is->videoq.abort_request)
1387 return -1;
1388 }
1389
638c9d91 1390 /* if the frame is not skipped, then display it */
01310af2 1391 if (vp->bmp) {
fbf1b885 1392 AVPicture pict;
917d2bb3
MN
1393#if CONFIG_AVFILTER
1394 if(vp->picref)
1395 avfilter_unref_pic(vp->picref);
1396 vp->picref = src_frame->opaque;
1397#endif
fbf1b885 1398
01310af2
FB
1399 /* get a pointer on the bitmap */
1400 SDL_LockYUVOverlay (vp->bmp);
1401
1402 dst_pix_fmt = PIX_FMT_YUV420P;
fbf1b885 1403 memset(&pict,0,sizeof(AVPicture));
01310af2
FB
1404 pict.data[0] = vp->bmp->pixels[0];
1405 pict.data[1] = vp->bmp->pixels[2];
1406 pict.data[2] = vp->bmp->pixels[1];
1407
1408 pict.linesize[0] = vp->bmp->pitches[0];
1409 pict.linesize[1] = vp->bmp->pitches[2];
1410 pict.linesize[2] = vp->bmp->pitches[1];
917d2bb3
MN
1411
1412#if CONFIG_AVFILTER
1413 pict_src.data[0] = src_frame->data[0];
1414 pict_src.data[1] = src_frame->data[1];
1415 pict_src.data[2] = src_frame->data[2];
1416
1417 pict_src.linesize[0] = src_frame->linesize[0];
1418 pict_src.linesize[1] = src_frame->linesize[1];
1419 pict_src.linesize[2] = src_frame->linesize[2];
1420
1421 //FIXME use direct rendering
1422 av_picture_copy(&pict, &pict_src,
1423 vp->pix_fmt, vp->width, vp->height);
1424#else
e43d7a18 1425 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
3ac56e28 1426 is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
917d2bb3 1427 vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
feb7bc67 1428 dst_pix_fmt, sws_flags, NULL, NULL, NULL);
3ac56e28 1429 if (is->img_convert_ctx == NULL) {
26ba8235
AB
1430 fprintf(stderr, "Cannot initialize the conversion context\n");
1431 exit(1);
1432 }
3ac56e28 1433 sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
917d2bb3
MN
1434 0, vp->height, pict.data, pict.linesize);
1435#endif
01310af2
FB
1436 /* update the bitmap content */
1437 SDL_UnlockYUVOverlay(vp->bmp);
1438
638c9d91 1439 vp->pts = pts;
1a620dd7 1440 vp->pos = pos;
01310af2
FB
1441
1442 /* now we can update the picture count */
1443 if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE)
1444 is->pictq_windex = 0;
1445 SDL_LockMutex(is->pictq_mutex);
d38c9e7a
MN
1446 vp->target_clock= compute_target_time(vp->pts, is);
1447
01310af2
FB
1448 is->pictq_size++;
1449 SDL_UnlockMutex(is->pictq_mutex);
1450 }
638c9d91
FB
1451 return 0;
1452}
1453
115329f1
DB
1454/**
1455 * compute the exact PTS for the picture if it is omitted in the stream
267e9dfa
MN
1456 * @param pts1 the dts of the pkt / pts of the frame
1457 */
1a620dd7 1458static int output_picture2(VideoState *is, AVFrame *src_frame, double pts1, int64_t pos)
638c9d91
FB
1459{
1460 double frame_delay, pts;
115329f1 1461
638c9d91
FB
1462 pts = pts1;
1463
01310af2 1464 if (pts != 0) {
638c9d91 1465 /* update video clock with pts, if present */
01310af2
FB
1466 is->video_clock = pts;
1467 } else {
72ea344b
FB
1468 pts = is->video_clock;
1469 }
1470 /* update video clock for next frame */
01f4895c 1471 frame_delay = av_q2d(is->video_st->codec->time_base);
72ea344b
FB
1472 /* for MPEG2, the frame can be repeated, so we update the
1473 clock accordingly */
267e9dfa 1474 frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
72ea344b 1475 is->video_clock += frame_delay;
638c9d91
FB
1476
1477#if defined(DEBUG_SYNC) && 0
ff358eca
SS
1478 printf("frame_type=%c clock=%0.3f pts=%0.3f\n",
1479 av_get_pict_type_char(src_frame->pict_type), pts, pts1);
638c9d91 1480#endif
1a620dd7 1481 return queue_picture(is, src_frame, pts, pos);
01310af2
FB
1482}
1483
3966a574 1484static int get_video_frame(VideoState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
01310af2 1485{
6c7d3ead 1486 int len1, got_picture, i;
01310af2 1487
01310af2 1488 if (packet_queue_get(&is->videoq, pkt, 1) < 0)
917d2bb3 1489 return -1;
39c6a118
MN
1490
1491 if(pkt->data == flush_pkt.data){
1492 avcodec_flush_buffers(is->video_st->codec);
6c7d3ead
MN
1493
1494 SDL_LockMutex(is->pictq_mutex);
1495 //Make sure there are no long delay timers (ideally we should just flush the que but thats harder)
1496 for(i=0; i<VIDEO_PICTURE_QUEUE_SIZE; i++){
d38c9e7a 1497 is->pictq[i].target_clock= 0;
6c7d3ead
MN
1498 }
1499 while (is->pictq_size && !is->videoq.abort_request) {
1500 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
1501 }
1a620dd7 1502 is->video_current_pos= -1;
6c7d3ead
MN
1503 SDL_UnlockMutex(is->pictq_mutex);
1504
41db429d
MN
1505 is->last_dts_for_fault_detection=
1506 is->last_pts_for_fault_detection= INT64_MIN;
967030eb 1507 is->frame_last_pts= AV_NOPTS_VALUE;
f7119e42 1508 is->frame_last_delay = 0;
b25453bd 1509 is->frame_timer = (double)av_gettime() / 1000000.0;
d38c9e7a
MN
1510 is->skip_frames= 1;
1511 is->skip_frames_index= 0;
917d2bb3 1512 return 0;
39c6a118
MN
1513 }
1514
638c9d91
FB
1515 /* NOTE: ipts is the PTS of the _first_ picture beginning in
1516 this packet, if any */
7fb262b5 1517 is->video_st->codec->reordered_opaque= pkt->pts;
bea18375 1518 len1 = avcodec_decode_video2(is->video_st->codec,
620e8baf 1519 frame, &got_picture,
bea18375 1520 pkt);
620e8baf 1521
99e0b12b 1522 if (got_picture) {
df7d6e48
SS
1523 if(pkt->dts != AV_NOPTS_VALUE){
1524 is->faulty_dts += pkt->dts <= is->last_dts_for_fault_detection;
1525 is->last_dts_for_fault_detection= pkt->dts;
1526 }
1527 if(frame->reordered_opaque != AV_NOPTS_VALUE){
1528 is->faulty_pts += frame->reordered_opaque <= is->last_pts_for_fault_detection;
1529 is->last_pts_for_fault_detection= frame->reordered_opaque;
1530 }
99e0b12b 1531 }
41db429d
MN
1532
1533 if( ( decoder_reorder_pts==1
ecbed31c 1534 || (decoder_reorder_pts && is->faulty_pts<is->faulty_dts)
41db429d 1535 || pkt->dts == AV_NOPTS_VALUE)
7fb262b5 1536 && frame->reordered_opaque != AV_NOPTS_VALUE)
917d2bb3 1537 *pts= frame->reordered_opaque;
620e8baf 1538 else if(pkt->dts != AV_NOPTS_VALUE)
917d2bb3 1539 *pts= pkt->dts;
620e8baf 1540 else
917d2bb3
MN
1541 *pts= 0;
1542
fb966f99
MN
1543// if (len1 < 0)
1544// break;
d38c9e7a
MN
1545 if (got_picture){
1546 is->skip_frames_index += 1;
1547 if(is->skip_frames_index >= is->skip_frames){
1548 is->skip_frames_index -= FFMAX(is->skip_frames, 1.0);
1549 return 1;
1550 }
1551
1552 }
917d2bb3
MN
1553 return 0;
1554}
1555
1556#if CONFIG_AVFILTER
1557typedef struct {
1558 VideoState *is;
1559 AVFrame *frame;
dd0c789b 1560 int use_dr1;
917d2bb3
MN
1561} FilterPriv;
1562
dd0c789b
BB
1563static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
1564{
1565 AVFilterContext *ctx = codec->opaque;
1566 AVFilterPicRef *ref;
1567 int perms = AV_PERM_WRITE;
1568 int w, h, stride[4];
1569 unsigned edge;
1570
1571 if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
1572 if(pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ;
1573 if(pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE;
1574 if(pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2;
1575 }
1576 if(pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE;
1577
1578 w = codec->width;
1579 h = codec->height;
1580 avcodec_align_dimensions2(codec, &w, &h, stride);
1581 edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
1582 w += edge << 1;
1583 h += edge << 1;
1584
1585 if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
1586 return -1;
1587
1588 ref->w = codec->width;
1589 ref->h = codec->height;
1590 for(int i = 0; i < 3; i ++) {
1591 unsigned hshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_w;
1592 unsigned vshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_h;
1593
1594 ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);
1595 pic->data[i] = ref->data[i];
1596 pic->linesize[i] = ref->linesize[i];
1597 }
1598 pic->opaque = ref;
1599 pic->age = INT_MAX;
1600 pic->type = FF_BUFFER_TYPE_USER;
1601 return 0;
1602}
1603
1604static void input_release_buffer(AVCodecContext *codec, AVFrame *pic)
1605{
1606 memset(pic->data, 0, sizeof(pic->data));
1607 avfilter_unref_pic(pic->opaque);
1608}
1609
917d2bb3
MN
1610static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
1611{
1612 FilterPriv *priv = ctx->priv;
dd0c789b 1613 AVCodecContext *codec;
917d2bb3
MN
1614 if(!opaque) return -1;
1615
1616 priv->is = opaque;
dd0c789b
BB
1617 codec = priv->is->video_st->codec;
1618 codec->opaque = ctx;
1619 if(codec->codec->capabilities & CODEC_CAP_DR1) {
1620 priv->use_dr1 = 1;
1621 codec->get_buffer = input_get_buffer;
1622 codec->release_buffer = input_release_buffer;
1623 }
1624
917d2bb3
MN
1625 priv->frame = avcodec_alloc_frame();
1626
1627 return 0;
1628}
1629
1630static void input_uninit(AVFilterContext *ctx)
1631{
1632 FilterPriv *priv = ctx->priv;
1633 av_free(priv->frame);
1634}
1635
1636static int input_request_frame(AVFilterLink *link)
1637{
1638 FilterPriv *priv = link->src->priv;
1639 AVFilterPicRef *picref;
3966a574 1640 int64_t pts = 0;
917d2bb3
MN
1641 AVPacket pkt;
1642 int ret;
1643
1644 while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt)))
1645 av_free_packet(&pkt);
1646 if (ret < 0)
1647 return -1;
1648
dd0c789b 1649 if(priv->use_dr1) {
c41c5b02 1650 picref = avfilter_ref_pic(priv->frame->opaque, ~0);
dd0c789b 1651 } else {
cf097cbc
BB
1652 picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);
1653 av_picture_copy((AVPicture *)&picref->data, (AVPicture *)priv->frame,
1654 picref->pic->format, link->w, link->h);
dd0c789b 1655 }
917d2bb3
MN
1656 av_free_packet(&pkt);
1657
1658 picref->pts = pts;
bb409513 1659 picref->pos = pkt.pos;
917d2bb3 1660 picref->pixel_aspect = priv->is->video_st->codec->sample_aspect_ratio;
c41c5b02 1661 avfilter_start_frame(link, picref);
917d2bb3
MN
1662 avfilter_draw_slice(link, 0, link->h, 1);
1663 avfilter_end_frame(link);
917d2bb3
MN
1664
1665 return 0;
1666}
1667
1668static int input_query_formats(AVFilterContext *ctx)
1669{
1670 FilterPriv *priv = ctx->priv;
1671 enum PixelFormat pix_fmts[] = {
1672 priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE
1673 };
1674
1675 avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
1676 return 0;
1677}
1678
1679static int input_config_props(AVFilterLink *link)
1680{
1681 FilterPriv *priv = link->src->priv;
1682 AVCodecContext *c = priv->is->video_st->codec;
1683
1684 link->w = c->width;
1685 link->h = c->height;
1686
1687 return 0;
1688}
1689
1690static AVFilter input_filter =
1691{
1692 .name = "ffplay_input",
1693
1694 .priv_size = sizeof(FilterPriv),
1695
1696 .init = input_init,
1697 .uninit = input_uninit,
1698
1699 .query_formats = input_query_formats,
1700
1701 .inputs = (AVFilterPad[]) {{ .name = NULL }},
1702 .outputs = (AVFilterPad[]) {{ .name = "default",
72415b2a 1703 .type = AVMEDIA_TYPE_VIDEO,
917d2bb3
MN
1704 .request_frame = input_request_frame,
1705 .config_props = input_config_props, },
1706 { .name = NULL }},
1707};
1708
1709static void output_end_frame(AVFilterLink *link)
1710{
1711}
1712
1713static int output_query_formats(AVFilterContext *ctx)
1714{
1715 enum PixelFormat pix_fmts[] = { PIX_FMT_YUV420P, PIX_FMT_NONE };
1716
1717 avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
1718 return 0;
1719}
1720
1721static int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame,
bb409513 1722 int64_t *pts, int64_t *pos)
917d2bb3
MN
1723{
1724 AVFilterPicRef *pic;
1725
1726 if(avfilter_request_frame(ctx->inputs[0]))
1727 return -1;
1728 if(!(pic = ctx->inputs[0]->cur_pic))
1729 return -1;
1730 ctx->inputs[0]->cur_pic = NULL;
1731
1732 frame->opaque = pic;
1733 *pts = pic->pts;
bb409513 1734 *pos = pic->pos;
917d2bb3
MN
1735
1736 memcpy(frame->data, pic->data, sizeof(frame->data));
1737 memcpy(frame->linesize, pic->linesize, sizeof(frame->linesize));
1738
1739 return 1;
1740}
1741
1742static AVFilter output_filter =
1743{
1744 .name = "ffplay_output",
1745
1746 .query_formats = output_query_formats,
1747
1748 .inputs = (AVFilterPad[]) {{ .name = "default",
72415b2a 1749 .type = AVMEDIA_TYPE_VIDEO,
917d2bb3
MN
1750 .end_frame = output_end_frame,
1751 .min_perms = AV_PERM_READ, },
1752 { .name = NULL }},
1753 .outputs = (AVFilterPad[]) {{ .name = NULL }},
1754};
1755#endif /* CONFIG_AVFILTER */
1756
1757static int video_thread(void *arg)
1758{
1759 VideoState *is = arg;
1760 AVFrame *frame= avcodec_alloc_frame();
4903b5ca 1761 int64_t pts_int;
917d2bb3
MN
1762 double pts;
1763 int ret;
1764
1765#if CONFIG_AVFILTER
4903b5ca 1766 int64_t pos;
3f073fa2 1767 char sws_flags_str[128];
917d2bb3
MN
1768 AVFilterContext *filt_src = NULL, *filt_out = NULL;
1769 AVFilterGraph *graph = av_mallocz(sizeof(AVFilterGraph));
3f073fa2
SS
1770 snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
1771 graph->scale_sws_opts = av_strdup(sws_flags_str);
917d2bb3
MN
1772
1773 if(!(filt_src = avfilter_open(&input_filter, "src"))) goto the_end;
1774 if(!(filt_out = avfilter_open(&output_filter, "out"))) goto the_end;
1775
1776 if(avfilter_init_filter(filt_src, NULL, is)) goto the_end;
1777 if(avfilter_init_filter(filt_out, NULL, frame)) goto the_end;
1778
1779
1780 if(vfilters) {
1781 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
1782 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
1783
1784 outputs->name = av_strdup("in");
1785 outputs->filter = filt_src;
1786 outputs->pad_idx = 0;
1787 outputs->next = NULL;
1788
1789 inputs->name = av_strdup("out");
1790 inputs->filter = filt_out;
1791 inputs->pad_idx = 0;
1792 inputs->next = NULL;
1793
1794 if (avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL) < 0)
1795 goto the_end;
1796 av_freep(&vfilters);
1797 } else {
1798 if(avfilter_link(filt_src, 0, filt_out, 0) < 0) goto the_end;
1799 }
1800 avfilter_graph_add_filter(graph, filt_src);
1801 avfilter_graph_add_filter(graph, filt_out);
1802
1803 if(avfilter_graph_check_validity(graph, NULL)) goto the_end;
1804 if(avfilter_graph_config_formats(graph, NULL)) goto the_end;
1805 if(avfilter_graph_config_links(graph, NULL)) goto the_end;
1806
1807 is->out_video_filter = filt_out;
1808#endif
1809
1810 for(;;) {
1811#if !CONFIG_AVFILTER
1812 AVPacket pkt;
1813#endif
1814 while (is->paused && !is->videoq.abort_request)
1815 SDL_Delay(10);
1816#if CONFIG_AVFILTER
bb409513 1817 ret = get_filtered_video_frame(filt_out, frame, &pts_int, &pos);
917d2bb3
MN
1818#else
1819 ret = get_video_frame(is, frame, &pts_int, &pkt);
1820#endif
1821
1822 if (ret < 0) goto the_end;
1823
1824 if (!ret)
1825 continue;
1826
3966a574 1827 pts = pts_int*av_q2d(is->video_st->time_base);
917d2bb3
MN
1828
1829#if CONFIG_AVFILTER
bb409513 1830 ret = output_picture2(is, frame, pts, pos);
917d2bb3 1831#else
fca62599 1832 ret = output_picture2(is, frame, pts, pkt.pos);
917d2bb3
MN
1833 av_free_packet(&pkt);
1834#endif
1835 if (ret < 0)
1836 goto the_end;
1837
115329f1 1838 if (step)
bba04f1e
WH
1839 if (cur_stream)
1840 stream_pause(cur_stream);
01310af2
FB
1841 }
1842 the_end:
917d2bb3
MN
1843#if CONFIG_AVFILTER
1844 avfilter_graph_destroy(graph);
1845 av_freep(&graph);
1846#endif
c6b1edc9 1847 av_free(frame);
01310af2
FB
1848 return 0;
1849}
1850
72ce053b
IC
1851static int subtitle_thread(void *arg)
1852{
1853 VideoState *is = arg;
1854 SubPicture *sp;
1855 AVPacket pkt1, *pkt = &pkt1;
1856 int len1, got_subtitle;
1857 double pts;
1858 int i, j;
1859 int r, g, b, y, u, v, a;
1860
1861 for(;;) {
1862 while (is->paused && !is->subtitleq.abort_request) {
1863 SDL_Delay(10);
1864 }
1865 if (packet_queue_get(&is->subtitleq, pkt, 1) < 0)
1866 break;
115329f1 1867
39c6a118
MN
1868 if(pkt->data == flush_pkt.data){
1869 avcodec_flush_buffers(is->subtitle_st->codec);
1870 continue;
1871 }
72ce053b
IC
1872 SDL_LockMutex(is->subpq_mutex);
1873 while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE &&
1874 !is->subtitleq.abort_request) {
1875 SDL_CondWait(is->subpq_cond, is->subpq_mutex);
1876 }
1877 SDL_UnlockMutex(is->subpq_mutex);
115329f1 1878
72ce053b
IC
1879 if (is->subtitleq.abort_request)
1880 goto the_end;
115329f1 1881
72ce053b
IC
1882 sp = &is->subpq[is->subpq_windex];
1883
1884 /* NOTE: ipts is the PTS of the _first_ picture beginning in
1885 this packet, if any */
1886 pts = 0;
1887 if (pkt->pts != AV_NOPTS_VALUE)
1888 pts = av_q2d(is->subtitle_st->time_base)*pkt->pts;
1889
bea18375 1890 len1 = avcodec_decode_subtitle2(is->subtitle_st->codec,
115329f1 1891 &sp->sub, &got_subtitle,
bea18375 1892 pkt);
72ce053b
IC
1893// if (len1 < 0)
1894// break;
1895 if (got_subtitle && sp->sub.format == 0) {
1896 sp->pts = pts;
115329f1 1897
72ce053b
IC
1898 for (i = 0; i < sp->sub.num_rects; i++)
1899 {
db4fac64 1900 for (j = 0; j < sp->sub.rects[i]->nb_colors; j++)
72ce053b 1901 {
25b4c651 1902 RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j);
72ce053b
IC
1903 y = RGB_TO_Y_CCIR(r, g, b);
1904 u = RGB_TO_U_CCIR(r, g, b, 0);
1905 v = RGB_TO_V_CCIR(r, g, b, 0);
25b4c651 1906 YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a);
72ce053b
IC
1907 }
1908 }
1909
1910 /* now we can update the picture count */
1911 if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE)
1912 is->subpq_windex = 0;
1913 SDL_LockMutex(is->subpq_mutex);
1914 is->subpq_size++;
1915 SDL_UnlockMutex(is->subpq_mutex);
1916 }
1917 av_free_packet(pkt);
115329f1 1918// if (step)
72ce053b
IC
1919// if (cur_stream)
1920// stream_pause(cur_stream);
1921 }
1922 the_end:
1923 return 0;
1924}
1925
01310af2
FB
1926/* copy samples for viewing in editor window */
1927static void update_sample_display(VideoState *is, short *samples, int samples_size)
1928{
1929 int size, len, channels;
1930
01f4895c 1931 channels = is->audio_st->codec->channels;
01310af2
FB
1932
1933 size = samples_size / sizeof(short);
1934 while (size > 0) {
1935 len = SAMPLE_ARRAY_SIZE - is->sample_array_index;
1936 if (len > size)
1937 len = size;
1938 memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short));
1939 samples += len;
1940 is->sample_array_index += len;
1941 if (is->sample_array_index >= SAMPLE_ARRAY_SIZE)
1942 is->sample_array_index = 0;
1943 size -= len;
1944 }
1945}
1946
01310af2
FB
1947/* return the new audio buffer size (samples can be added or deleted
1948 to get better sync if video or external master clock) */
115329f1 1949static int synchronize_audio(VideoState *is, short *samples,
638c9d91 1950 int samples_size1, double pts)
01310af2 1951{
638c9d91 1952 int n, samples_size;
01310af2 1953 double ref_clock;
115329f1 1954
01f4895c 1955 n = 2 * is->audio_st->codec->channels;
638c9d91 1956 samples_size = samples_size1;
01310af2 1957
01310af2 1958 /* if not master, then we try to remove or add samples to correct the clock */
01310af2 1959 if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) ||
638c9d91
FB
1960 is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
1961 double diff, avg_diff;
01310af2 1962 int wanted_size, min_size, max_size, nb_samples;
115329f1 1963
638c9d91
FB
1964 ref_clock = get_master_clock(is);
1965 diff = get_audio_clock(is) - ref_clock;
115329f1 1966
638c9d91
FB
1967 if (diff < AV_NOSYNC_THRESHOLD) {
1968 is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
1969 if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) {
1970 /* not enough measures to have a correct estimate */
1971 is->audio_diff_avg_count++;
1972 } else {
1973 /* estimate the A-V difference */
1974 avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
1975
1976 if (fabs(avg_diff) >= is->audio_diff_threshold) {
01f4895c 1977 wanted_size = samples_size + ((int)(diff * is->audio_st->codec->sample_rate) * n);
638c9d91 1978 nb_samples = samples_size / n;
115329f1 1979
638c9d91
FB
1980 min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
1981 max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
1982 if (wanted_size < min_size)
1983 wanted_size = min_size;
1984 else if (wanted_size > max_size)
1985 wanted_size = max_size;
115329f1 1986
638c9d91
FB
1987 /* add or remove samples to correction the synchro */
1988 if (wanted_size < samples_size) {
1989 /* remove samples */
1990 samples_size = wanted_size;
1991 } else if (wanted_size > samples_size) {
1992 uint8_t *samples_end, *q;
1993 int nb;
115329f1 1994
638c9d91
FB
1995 /* add samples */
1996 nb = (samples_size - wanted_size);
1997 samples_end = (uint8_t *)samples + samples_size - n;
1998 q = samples_end + n;
1999 while (nb > 0) {
2000 memcpy(q, samples_end, n);
2001 q += n;
2002 nb -= n;
2003 }
2004 samples_size = wanted_size;
2005 }
2006 }
2007#if 0
115329f1
DB
2008 printf("diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
2009 diff, avg_diff, samples_size - samples_size1,
638c9d91
FB
2010 is->audio_clock, is->video_clock, is->audio_diff_threshold);
2011#endif
01310af2 2012 }
638c9d91
FB
2013 } else {
2014 /* too big difference : may be initial PTS errors, so
2015 reset A-V filter */
2016 is->audio_diff_avg_count = 0;
2017 is->audio_diff_cum = 0;
01310af2
FB
2018 }
2019 }
2020
01310af2
FB
2021 return samples_size;
2022}
2023
2024/* decode one audio frame and returns its uncompressed size */
5a4476e2 2025static int audio_decode_frame(VideoState *is, double *pts_ptr)
01310af2 2026{
bea18375 2027 AVPacket *pkt_temp = &is->audio_pkt_temp;
01310af2 2028 AVPacket *pkt = &is->audio_pkt;
abdff646 2029 AVCodecContext *dec= is->audio_st->codec;
72ea344b 2030 int n, len1, data_size;
01310af2
FB
2031 double pts;
2032
2033 for(;;) {
72ea344b 2034 /* NOTE: the audio packet can contain several frames */
bea18375 2035 while (pkt_temp->size > 0) {
5a4476e2 2036 data_size = sizeof(is->audio_buf1);
bea18375 2037 len1 = avcodec_decode_audio3(dec,
5a4476e2 2038 (int16_t *)is->audio_buf1, &data_size,
bea18375 2039 pkt_temp);
72ea344b
FB
2040 if (len1 < 0) {
2041 /* if error, we skip the frame */
bea18375 2042 pkt_temp->size = 0;
01310af2 2043 break;
72ea344b 2044 }
115329f1 2045
bea18375
TB
2046 pkt_temp->data += len1;
2047 pkt_temp->size -= len1;
72ea344b
FB
2048 if (data_size <= 0)
2049 continue;
5a4476e2
PR
2050
2051 if (dec->sample_fmt != is->audio_src_fmt) {
2052 if (is->reformat_ctx)
2053 av_audio_convert_free(is->reformat_ctx);
2054 is->reformat_ctx= av_audio_convert_alloc(SAMPLE_FMT_S16, 1,
2055 dec->sample_fmt, 1, NULL, 0);
2056 if (!is->reformat_ctx) {
2057 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
2058 avcodec_get_sample_fmt_name(dec->sample_fmt),
2059 avcodec_get_sample_fmt_name(SAMPLE_FMT_S16));
2060 break;
2061 }
2062 is->audio_src_fmt= dec->sample_fmt;
2063 }
2064
2065 if (is->reformat_ctx) {
2066 const void *ibuf[6]= {is->audio_buf1};
2067 void *obuf[6]= {is->audio_buf2};
2068 int istride[6]= {av_get_bits_per_sample_format(dec->sample_fmt)/8};
2069 int ostride[6]= {2};
2070 int len= data_size/istride[0];
2071 if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
2072 printf("av_audio_convert() failed\n");
2073 break;
2074 }
2075 is->audio_buf= is->audio_buf2;
2076 /* FIXME: existing code assume that data_size equals framesize*channels*2
2077 remove this legacy cruft */
2078 data_size= len*2;
2079 }else{
2080 is->audio_buf= is->audio_buf1;
2081 }
2082
72ea344b
FB
2083 /* if no pts, then compute it */
2084 pts = is->audio_clock;
2085 *pts_ptr = pts;
abdff646 2086 n = 2 * dec->channels;
115329f1 2087 is->audio_clock += (double)data_size /
abdff646 2088 (double)(n * dec->sample_rate);
638c9d91 2089#if defined(DEBUG_SYNC)
72ea344b
FB
2090 {
2091 static double last_clock;
2092 printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
2093 is->audio_clock - last_clock,
2094 is->audio_clock, pts);
2095 last_clock = is->audio_clock;
01310af2 2096 }
72ea344b
FB
2097#endif
2098 return data_size;
01310af2
FB
2099 }
2100
72ea344b
FB
2101 /* free the current packet */
2102 if (pkt->data)
01310af2 2103 av_free_packet(pkt);
115329f1 2104
72ea344b
FB
2105 if (is->paused || is->audioq.abort_request) {
2106 return -1;
2107 }
115329f1 2108
01310af2
FB
2109 /* read next packet */
2110 if (packet_queue_get(&is->audioq, pkt, 1) < 0)
2111 return -1;
39c6a118 2112 if(pkt->data == flush_pkt.data){
abdff646 2113 avcodec_flush_buffers(dec);
39c6a118
MN
2114 continue;
2115 }
2116
bea18375
TB
2117 pkt_temp->data = pkt->data;
2118 pkt_temp->size = pkt->size;
115329f1 2119
72ea344b
FB
2120 /* if update the audio clock with the pts */
2121 if (pkt->pts != AV_NOPTS_VALUE) {
c0df9d75 2122 is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
72ea344b 2123 }
01310af2
FB
2124 }
2125}
2126
638c9d91
FB
2127/* get the current audio output buffer size, in samples. With SDL, we
2128 cannot have a precise information */
2129static int audio_write_get_buf_size(VideoState *is)
01310af2 2130{
b09b580b 2131 return is->audio_buf_size - is->audio_buf_index;
01310af2
FB
2132}
2133
2134
2135/* prepare a new audio buffer */
358061f6 2136static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
01310af2
FB
2137{
2138 VideoState *is = opaque;
2139 int audio_size, len1;
2140 double pts;
2141
2142 audio_callback_time = av_gettime();
115329f1 2143
01310af2
FB
2144 while (len > 0) {
2145 if (is->audio_buf_index >= is->audio_buf_size) {
5a4476e2 2146 audio_size = audio_decode_frame(is, &pts);
01310af2
FB
2147 if (audio_size < 0) {
2148 /* if error, just output silence */
1a1078fa 2149 is->audio_buf = is->audio_buf1;
01310af2
FB
2150 is->audio_buf_size = 1024;
2151 memset(is->audio_buf, 0, is->audio_buf_size);
2152 } else {
2153 if (is->show_audio)
2154 update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
115329f1 2155 audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
01310af2
FB
2156 pts);
2157 is->audio_buf_size = audio_size;
2158 }
2159 is->audio_buf_index = 0;
2160 }
2161 len1 = is->audio_buf_size - is->audio_buf_index;
2162 if (len1 > len)
2163 len1 = len;
2164 memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1);
2165 len -= len1;
2166 stream += len1;
2167 is->audio_buf_index += len1;
2168 }
2169}
2170
01310af2
FB
2171/* open a given stream. Return 0 if OK */
2172static int stream_component_open(VideoState *is, int stream_index)
2173{
2174 AVFormatContext *ic = is->ic;
fe74099a 2175 AVCodecContext *avctx;
01310af2
FB
2176 AVCodec *codec;
2177 SDL_AudioSpec wanted_spec, spec;
2178
2179 if (stream_index < 0 || stream_index >= ic->nb_streams)
2180 return -1;
fe74099a 2181 avctx = ic->streams[stream_index]->codec;
115329f1 2182
01310af2 2183 /* prepare audio output */
72415b2a 2184 if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
fe74099a
SS
2185 if (avctx->channels > 0) {
2186 avctx->request_channels = FFMIN(2, avctx->channels);
94eadc8b 2187 } else {
fe74099a 2188 avctx->request_channels = 2;
638c9d91 2189 }
01310af2
FB
2190 }
2191
fe74099a
SS
2192 codec = avcodec_find_decoder(avctx->codec_id);
2193 avctx->debug_mv = debug_mv;
2194 avctx->debug = debug;
2195 avctx->workaround_bugs = workaround_bugs;
2196 avctx->lowres = lowres;
2197 if(lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
2198 avctx->idct_algo= idct;
2199 if(fast) avctx->flags2 |= CODEC_FLAG2_FAST;
2200 avctx->skip_frame= skip_frame;
2201 avctx->skip_idct= skip_idct;
2202 avctx->skip_loop_filter= skip_loop_filter;
2203 avctx->error_recognition= error_recognition;
2204 avctx->error_concealment= error_concealment;
2205 avcodec_thread_init(avctx, thread_count);
2206
2207 set_context_opts(avctx, avcodec_opts[avctx->codec_type], 0);
e43d7a18 2208
01310af2 2209 if (!codec ||
fe74099a 2210 avcodec_open(avctx, codec) < 0)
01310af2 2211 return -1;
51b73087
JR
2212
2213 /* prepare audio output */
72415b2a 2214 if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
fe74099a 2215 wanted_spec.freq = avctx->sample_rate;
51b73087 2216 wanted_spec.format = AUDIO_S16SYS;
fe74099a 2217 wanted_spec.channels = avctx->channels;
51b73087
JR
2218 wanted_spec.silence = 0;
2219 wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
2220 wanted_spec.callback = sdl_audio_callback;
2221 wanted_spec.userdata = is;
2222 if (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
2223 fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError());
2224 return -1;
2225 }
2226 is->audio_hw_buf_size = spec.size;
5a4476e2 2227 is->audio_src_fmt= SAMPLE_FMT_S16;
51b73087
JR
2228 }
2229
3f3fe38d 2230 ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
fe74099a 2231 switch(avctx->codec_type) {
72415b2a 2232 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2233 is->audio_stream = stream_index;
2234 is->audio_st = ic->streams[stream_index];
2235 is->audio_buf_size = 0;
2236 is->audio_buf_index = 0;
638c9d91
FB
2237
2238 /* init averaging filter */
2239 is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB);
2240 is->audio_diff_avg_count = 0;
2241 /* since we do not have a precise anough audio fifo fullness,
2242 we correct audio sync only if larger than this threshold */
fe74099a 2243 is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate;
638c9d91 2244
01310af2
FB
2245 memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
2246 packet_queue_init(&is->audioq);
bb270c08 2247 SDL_PauseAudio(0);
01310af2 2248 break;
72415b2a 2249 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2250 is->video_stream = stream_index;
2251 is->video_st = ic->streams[stream_index];
2252
68aefbe8 2253// is->video_current_pts_time = av_gettime();
638c9d91 2254
01310af2
FB
2255 packet_queue_init(&is->videoq);
2256 is->video_tid = SDL_CreateThread(video_thread, is);
2257 break;
72415b2a 2258 case AVMEDIA_TYPE_SUBTITLE:
72ce053b
IC
2259 is->subtitle_stream = stream_index;
2260 is->subtitle_st = ic->streams[stream_index];
2261 packet_queue_init(&is->subtitleq);
115329f1 2262
72ce053b
IC
2263 is->subtitle_tid = SDL_CreateThread(subtitle_thread, is);
2264 break;
01310af2
FB
2265 default:
2266 break;
2267 }
2268 return 0;
2269}
2270
2271static void stream_component_close(VideoState *is, int stream_index)
2272{
2273 AVFormatContext *ic = is->ic;
fe74099a 2274 AVCodecContext *avctx;
115329f1 2275
72ce053b
IC
2276 if (stream_index < 0 || stream_index >= ic->nb_streams)
2277 return;
fe74099a 2278 avctx = ic->streams[stream_index]->codec;
01310af2 2279
fe74099a 2280 switch(avctx->codec_type) {
72415b2a 2281 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2282 packet_queue_abort(&is->audioq);
2283
2284 SDL_CloseAudio();
2285
2286 packet_queue_end(&is->audioq);
5a4476e2
PR
2287 if (is->reformat_ctx)
2288 av_audio_convert_free(is->reformat_ctx);
bc77fce6 2289 is->reformat_ctx = NULL;
01310af2 2290 break;
72415b2a 2291 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2292 packet_queue_abort(&is->videoq);
2293
2294 /* note: we also signal this mutex to make sure we deblock the
2295 video thread in all cases */
2296 SDL_LockMutex(is->pictq_mutex);
2297 SDL_CondSignal(is->pictq_cond);
2298 SDL_UnlockMutex(is->pictq_mutex);
2299
2300 SDL_WaitThread(is->video_tid, NULL);
2301
2302 packet_queue_end(&is->videoq);
2303 break;
72415b2a 2304 case AVMEDIA_TYPE_SUBTITLE:
72ce053b 2305 packet_queue_abort(&is->subtitleq);
115329f1 2306
72ce053b
IC
2307 /* note: we also signal this mutex to make sure we deblock the
2308 video thread in all cases */
2309 SDL_LockMutex(is->subpq_mutex);
2310 is->subtitle_stream_changed = 1;
115329f1 2311
72ce053b
IC
2312 SDL_CondSignal(is->subpq_cond);
2313 SDL_UnlockMutex(is->subpq_mutex);
2314
2315 SDL_WaitThread(is->subtitle_tid, NULL);
2316
2317 packet_queue_end(&is->subtitleq);
2318 break;
01310af2
FB
2319 default:
2320 break;
2321 }
2322
3f3fe38d 2323 ic->streams[stream_index]->discard = AVDISCARD_ALL;
fe74099a
SS
2324 avcodec_close(avctx);
2325 switch(avctx->codec_type) {
72415b2a 2326 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2327 is->audio_st = NULL;
2328 is->audio_stream = -1;
2329 break;
72415b2a 2330 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2331 is->video_st = NULL;
2332 is->video_stream = -1;
2333 break;
72415b2a 2334 case AVMEDIA_TYPE_SUBTITLE:
72ce053b
IC
2335 is->subtitle_st = NULL;
2336 is->subtitle_stream = -1;
2337 break;
01310af2
FB
2338 default:
2339 break;
2340 }
2341}
2342
416e3508
FB
2343/* since we have only one decoding thread, we can use a global
2344 variable instead of a thread local variable */
2345static VideoState *global_video_state;
2346
2347static int decode_interrupt_cb(void)
2348{
2349 return (global_video_state && global_video_state->abort_request);
2350}
01310af2
FB
2351
2352/* this thread gets the stream from the disk or the network */
2353static int decode_thread(void *arg)
2354{
2355 VideoState *is = arg;
2356 AVFormatContext *ic;
6625a3de 2357 int err, i, ret;
72415b2a
SS
2358 int st_index[AVMEDIA_TYPE_NB];
2359 int st_count[AVMEDIA_TYPE_NB]={0};
2360 int st_best_packet_count[AVMEDIA_TYPE_NB];
01310af2 2361 AVPacket pkt1, *pkt = &pkt1;
61890b02 2362 AVFormatParameters params, *ap = &params;
75bb7b0a 2363 int eof=0;
d834d63b 2364 int pkt_in_play_range = 0;
01310af2 2365
6299a229
MN
2366 ic = avformat_alloc_context();
2367
6625a3de 2368 memset(st_index, -1, sizeof(st_index));
9f7490a0 2369 memset(st_best_packet_count, -1, sizeof(st_best_packet_count));
01310af2
FB
2370 is->video_stream = -1;
2371 is->audio_stream = -1;
72ce053b 2372 is->subtitle_stream = -1;
01310af2 2373
416e3508
FB
2374 global_video_state = is;
2375 url_set_interrupt_cb(decode_interrupt_cb);
2376
61890b02 2377 memset(ap, 0, sizeof(*ap));
115329f1 2378
6299a229 2379 ap->prealloced_context = 1;
e4b89522
LW
2380 ap->width = frame_width;
2381 ap->height= frame_height;
7e042912 2382 ap->time_base= (AVRational){1, 25};
e4b89522 2383 ap->pix_fmt = frame_pix_fmt;
7e042912 2384
6299a229
MN
2385 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
2386
61890b02 2387 err = av_open_input_file(&ic, is->filename, is->iformat, 0, ap);
638c9d91
FB
2388 if (err < 0) {
2389 print_error(is->filename, err);
2390 ret = -1;
2391 goto fail;
2392 }
01310af2 2393 is->ic = ic;
30bc6613
MN
2394
2395 if(genpts)
2396 ic->flags |= AVFMT_FLAG_GENPTS;
2397
24c07998
LA
2398 err = av_find_stream_info(ic);
2399 if (err < 0) {
2400 fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
2401 ret = -1;
2402 goto fail;
2403 }
899681cd
BA
2404 if(ic->pb)
2405 ic->pb->eof_reached= 0; //FIXME hack, ffplay maybe should not use url_feof() to test for the end
72ea344b 2406
70a4764d
MN
2407 if(seek_by_bytes<0)
2408 seek_by_bytes= !!(ic->iformat->flags & AVFMT_TS_DISCONT);
2409
72ea344b
FB
2410 /* if seeking requested, we execute it */
2411 if (start_time != AV_NOPTS_VALUE) {
2412 int64_t timestamp;
2413
2414 timestamp = start_time;
2415 /* add the stream start time */
2416 if (ic->start_time != AV_NOPTS_VALUE)
2417 timestamp += ic->start_time;
4ed29207 2418 ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0);
72ea344b 2419 if (ret < 0) {
115329f1 2420 fprintf(stderr, "%s: could not seek to position %0.3f\n",
72ea344b
FB
2421 is->filename, (double)timestamp / AV_TIME_BASE);
2422 }
2423 }
72ea344b 2424
01310af2 2425 for(i = 0; i < ic->nb_streams; i++) {
9f7490a0
MN
2426 AVStream *st= ic->streams[i];
2427 AVCodecContext *avctx = st->codec;
3f3fe38d 2428 ic->streams[i]->discard = AVDISCARD_ALL;
72415b2a 2429 if(avctx->codec_type >= (unsigned)AVMEDIA_TYPE_NB)
8ef94840 2430 continue;
256ab3ed
MN
2431 if(st_count[avctx->codec_type]++ != wanted_stream[avctx->codec_type] && wanted_stream[avctx->codec_type] >= 0)
2432 continue;
2433
9f7490a0
MN
2434 if(st_best_packet_count[avctx->codec_type] >= st->codec_info_nb_frames)
2435 continue;
2436 st_best_packet_count[avctx->codec_type]= st->codec_info_nb_frames;
2437
fe74099a 2438 switch(avctx->codec_type) {
72415b2a 2439 case AVMEDIA_TYPE_AUDIO:
256ab3ed 2440 if (!audio_disable)
72415b2a 2441 st_index[AVMEDIA_TYPE_AUDIO] = i;
01310af2 2442 break;
72415b2a
SS
2443 case AVMEDIA_TYPE_VIDEO:
2444 case AVMEDIA_TYPE_SUBTITLE:
256ab3ed
MN
2445 if (!video_disable)
2446 st_index[avctx->codec_type] = i;
16a59a7b 2447 break;
01310af2
FB
2448 default:
2449 break;
2450 }
2451 }
2452 if (show_status) {
2453 dump_format(ic, 0, is->filename, 0);
2454 }
2455
2456 /* open the streams */
72415b2a
SS
2457 if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
2458 stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]);
01310af2
FB
2459 }
2460
077a8d61 2461 ret=-1;
72415b2a
SS
2462 if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
2463 ret= stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]);
077a8d61 2464 }
d38c9e7a 2465 is->refresh_tid = SDL_CreateThread(refresh_thread, is);
077a8d61 2466 if(ret<0) {
01310af2 2467 if (!display_disable)
bf8ae197 2468 is->show_audio = 2;
01310af2
FB
2469 }
2470
72415b2a
SS
2471 if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
2472 stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
16a59a7b
BA
2473 }
2474
01310af2 2475 if (is->video_stream < 0 && is->audio_stream < 0) {
638c9d91
FB
2476 fprintf(stderr, "%s: could not open codecs\n", is->filename);
2477 ret = -1;
01310af2
FB
2478 goto fail;
2479 }
2480
2481 for(;;) {
2482 if (is->abort_request)
2483 break;
416e3508
FB
2484 if (is->paused != is->last_paused) {
2485 is->last_paused = is->paused;
72ea344b 2486 if (is->paused)
f5668147 2487 is->read_pause_return= av_read_pause(ic);
72ea344b
FB
2488 else
2489 av_read_play(ic);
416e3508 2490 }
2f642393
AJ
2491#if CONFIG_RTSP_DEMUXER
2492 if (is->paused && !strcmp(ic->iformat->name, "rtsp")) {
416e3508
FB
2493 /* wait 10 ms to avoid trying to get another packet */
2494 /* XXX: horrible */
2495 SDL_Delay(10);
2496 continue;
2497 }
400738b1 2498#endif
72ea344b 2499 if (is->seek_req) {
8e606cc8 2500 int64_t seek_target= is->seek_pos;
4ed29207
MN
2501 int64_t seek_min= is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN;
2502 int64_t seek_max= is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX;
2503//FIXME the +-2 is due to rounding being not done in the correct direction in generation
2504// of the seek_pos/seek_rel variables
8e606cc8 2505
4ed29207 2506 ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags);
72ea344b
FB
2507 if (ret < 0) {
2508 fprintf(stderr, "%s: error while seeking\n", is->ic->filename);
e6c0297f
MN
2509 }else{
2510 if (is->audio_stream >= 0) {
2511 packet_queue_flush(&is->audioq);
39c6a118 2512 packet_queue_put(&is->audioq, &flush_pkt);
e6c0297f 2513 }
72ce053b
IC
2514 if (is->subtitle_stream >= 0) {
2515 packet_queue_flush(&is->subtitleq);
39c6a118 2516 packet_queue_put(&is->subtitleq, &flush_pkt);
72ce053b 2517 }
e6c0297f
MN
2518 if (is->video_stream >= 0) {
2519 packet_queue_flush(&is->videoq);
39c6a118 2520 packet_queue_put(&is->videoq, &flush_pkt);
e6c0297f 2521 }
72ea344b
FB
2522 }
2523 is->seek_req = 0;
e45aeb38 2524 eof= 0;
72ea344b 2525 }
416e3508 2526
01310af2 2527 /* if the queue are full, no need to read more */
79ee4683
MN
2528 if ( is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
2529 || ( (is->audioq .size > MIN_AUDIOQ_SIZE || is->audio_stream<0)
2530 && (is->videoq .nb_packets > MIN_FRAMES || is->video_stream<0)
2531 && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream<0))) {
01310af2
FB
2532 /* wait 10 ms */
2533 SDL_Delay(10);
2534 continue;
2535 }
75bb7b0a 2536 if(url_feof(ic->pb) || eof) {
9dc41767 2537 if(is->video_stream >= 0){
26534fe8
MN
2538 av_init_packet(pkt);
2539 pkt->data=NULL;
2540 pkt->size=0;
2541 pkt->stream_index= is->video_stream;
2542 packet_queue_put(&is->videoq, pkt);
9dc41767 2543 }
b4083171 2544 SDL_Delay(10);
1922c0a7
RK
2545 if(is->audioq.size + is->videoq.size + is->subtitleq.size ==0){
2546 if(loop!=1 && (!loop || --loop)){
2547 stream_seek(cur_stream, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
2548 }else if(autoexit){
2549 ret=AVERROR_EOF;
2550 goto fail;
2551 }
2d1653b0 2552 }
600a331c
MN
2553 continue;
2554 }
72ea344b 2555 ret = av_read_frame(ic, pkt);
01310af2 2556 if (ret < 0) {
75bb7b0a
MN
2557 if (ret == AVERROR_EOF)
2558 eof=1;
2559 if (url_ferror(ic->pb))
bb270c08 2560 break;
75bb7b0a
MN
2561 SDL_Delay(100); /* wait for user event */
2562 continue;
01310af2 2563 }
d834d63b
RK
2564 /* check if packet is in play range specified by user, then queue, otherwise discard */
2565 pkt_in_play_range = duration == AV_NOPTS_VALUE ||
2566 (pkt->pts - ic->streams[pkt->stream_index]->start_time) *
2567 av_q2d(ic->streams[pkt->stream_index]->time_base) -
2568 (double)(start_time != AV_NOPTS_VALUE ? start_time : 0)/1000000
2569 <= ((double)duration/1000000);
2570 if (pkt->stream_index == is->audio_stream && pkt_in_play_range) {
01310af2 2571 packet_queue_put(&is->audioq, pkt);
d834d63b 2572 } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) {
01310af2 2573 packet_queue_put(&is->videoq, pkt);
d834d63b 2574 } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) {
72ce053b 2575 packet_queue_put(&is->subtitleq, pkt);
01310af2
FB
2576 } else {
2577 av_free_packet(pkt);
2578 }
2579 }
2580 /* wait until the end */
2581 while (!is->abort_request) {
2582 SDL_Delay(100);
2583 }
2584
638c9d91 2585 ret = 0;
01310af2 2586 fail:
416e3508
FB
2587 /* disable interrupting */
2588 global_video_state = NULL;
2589
01310af2
FB
2590 /* close each stream */
2591 if (is->audio_stream >= 0)
2592 stream_component_close(is, is->audio_stream);
2593 if (is->video_stream >= 0)
2594 stream_component_close(is, is->video_stream);
72ce053b
IC
2595 if (is->subtitle_stream >= 0)
2596 stream_component_close(is, is->subtitle_stream);
638c9d91
FB
2597 if (is->ic) {
2598 av_close_input_file(is->ic);
2599 is->ic = NULL; /* safety */
2600 }
416e3508
FB
2601 url_set_interrupt_cb(NULL);
2602
638c9d91
FB
2603 if (ret != 0) {
2604 SDL_Event event;
115329f1 2605
638c9d91
FB
2606 event.type = FF_QUIT_EVENT;
2607 event.user.data1 = is;
2608 SDL_PushEvent(&event);
2609 }
01310af2
FB
2610 return 0;
2611}
2612
638c9d91 2613static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
01310af2
FB
2614{
2615 VideoState *is;
2616
2617 is = av_mallocz(sizeof(VideoState));
2618 if (!is)
2619 return NULL;
f7d78f36 2620 av_strlcpy(is->filename, filename, sizeof(is->filename));
638c9d91 2621 is->iformat = iformat;
01310af2
FB
2622 is->ytop = 0;
2623 is->xleft = 0;
2624
2625 /* start video display */
2626 is->pictq_mutex = SDL_CreateMutex();
2627 is->pictq_cond = SDL_CreateCond();
115329f1 2628
72ce053b
IC
2629 is->subpq_mutex = SDL_CreateMutex();
2630 is->subpq_cond = SDL_CreateCond();
115329f1 2631
638c9d91 2632 is->av_sync_type = av_sync_type;
01310af2
FB
2633 is->parse_tid = SDL_CreateThread(decode_thread, is);
2634 if (!is->parse_tid) {
2635 av_free(is);
2636 return NULL;
2637 }
2638 return is;
2639}
2640
2641static void stream_close(VideoState *is)
2642{
2643 VideoPicture *vp;
2644 int i;
2645 /* XXX: use a special url_shutdown call to abort parse cleanly */
2646 is->abort_request = 1;
2647 SDL_WaitThread(is->parse_tid, NULL);
d38c9e7a 2648 SDL_WaitThread(is->refresh_tid, NULL);
01310af2
FB
2649
2650 /* free all pictures */
2651 for(i=0;i<VIDEO_PICTURE_QUEUE_SIZE; i++) {
2652 vp = &is->pictq[i];
917d2bb3
MN
2653#if CONFIG_AVFILTER
2654 if (vp->picref) {
2655 avfilter_unref_pic(vp->picref);
2656 vp->picref = NULL;
2657 }
2658#endif
01310af2
FB
2659 if (vp->bmp) {
2660 SDL_FreeYUVOverlay(vp->bmp);
2661 vp->bmp = NULL;
2662 }
2663 }
2664 SDL_DestroyMutex(is->pictq_mutex);
2665 SDL_DestroyCond(is->pictq_cond);
72ce053b
IC
2666 SDL_DestroyMutex(is->subpq_mutex);
2667 SDL_DestroyCond(is->subpq_cond);
917d2bb3 2668#if !CONFIG_AVFILTER
3ac56e28
MS
2669 if (is->img_convert_ctx)
2670 sws_freeContext(is->img_convert_ctx);
917d2bb3 2671#endif
7c5ab145 2672 av_free(is);
01310af2
FB
2673}
2674
7b49ce2e 2675static void stream_cycle_channel(VideoState *is, int codec_type)
638c9d91
FB
2676{
2677 AVFormatContext *ic = is->ic;
2678 int start_index, stream_index;
2679 AVStream *st;
2680
72415b2a 2681 if (codec_type == AVMEDIA_TYPE_VIDEO)
638c9d91 2682 start_index = is->video_stream;
72415b2a 2683 else if (codec_type == AVMEDIA_TYPE_AUDIO)
638c9d91 2684 start_index = is->audio_stream;
72ce053b
IC
2685 else
2686 start_index = is->subtitle_stream;
72415b2a 2687 if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0))
638c9d91
FB
2688 return;
2689 stream_index = start_index;
2690 for(;;) {
2691 if (++stream_index >= is->ic->nb_streams)
72ce053b 2692 {
72415b2a 2693 if (codec_type == AVMEDIA_TYPE_SUBTITLE)
72ce053b
IC
2694 {
2695 stream_index = -1;
2696 goto the_end;
2697 } else
2698 stream_index = 0;
2699 }
638c9d91
FB
2700 if (stream_index == start_index)
2701 return;
2702 st = ic->streams[stream_index];
01f4895c 2703 if (st->codec->codec_type == codec_type) {
638c9d91
FB
2704 /* check that parameters are OK */
2705 switch(codec_type) {
72415b2a 2706 case AVMEDIA_TYPE_AUDIO:
01f4895c
MN
2707 if (st->codec->sample_rate != 0 &&
2708 st->codec->channels != 0)
638c9d91
FB
2709 goto the_end;
2710 break;
72415b2a
SS
2711 case AVMEDIA_TYPE_VIDEO:
2712 case AVMEDIA_TYPE_SUBTITLE:
638c9d91
FB
2713 goto the_end;
2714 default:
2715 break;
2716 }
2717 }
2718 }
2719 the_end:
2720 stream_component_close(is, start_index);
2721 stream_component_open(is, stream_index);
2722}
2723
2724
7b49ce2e 2725static void toggle_full_screen(void)
01310af2 2726{
01310af2 2727 is_full_screen = !is_full_screen;
29f3b38a
MR
2728 if (!fs_screen_width) {
2729 /* use default SDL method */
fb84155b 2730// SDL_WM_ToggleFullScreen(screen);
01310af2 2731 }
fb84155b 2732 video_open(cur_stream);
01310af2
FB
2733}
2734
7b49ce2e 2735static void toggle_pause(void)
01310af2
FB
2736{
2737 if (cur_stream)
2738 stream_pause(cur_stream);
bba04f1e
WH
2739 step = 0;
2740}
2741
7b49ce2e 2742static void step_to_next_frame(void)
bba04f1e
WH
2743{
2744 if (cur_stream) {
19cc524a 2745 /* if the stream is paused unpause it, then step */
bba04f1e 2746 if (cur_stream->paused)
19cc524a 2747 stream_pause(cur_stream);
bba04f1e
WH
2748 }
2749 step = 1;
01310af2
FB
2750}
2751
7b49ce2e 2752static void do_exit(void)
01310af2 2753{
7c5ab145 2754 int i;
01310af2
FB
2755 if (cur_stream) {
2756 stream_close(cur_stream);
2757 cur_stream = NULL;
2758 }
72415b2a 2759 for (i = 0; i < AVMEDIA_TYPE_NB; i++)
7c5ab145
MS
2760 av_free(avcodec_opts[i]);
2761 av_free(avformat_opts);
2762 av_free(sws_opts);
917d2bb3
MN
2763#if CONFIG_AVFILTER
2764 avfilter_uninit();
2765#endif
01310af2
FB
2766 if (show_status)
2767 printf("\n");
2768 SDL_Quit();
2769 exit(0);
2770}
2771
7b49ce2e 2772static void toggle_audio_display(void)
01310af2
FB
2773{
2774 if (cur_stream) {
f5968788 2775 int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
12eeda34 2776 cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
f5968788
MN
2777 fill_rectangle(screen,
2778 cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
2779 bgcolor);
2780 SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
01310af2
FB
2781 }
2782}
2783
2784/* handle an event sent by the GUI */
7b49ce2e 2785static void event_loop(void)
01310af2
FB
2786{
2787 SDL_Event event;
a11d11aa 2788 double incr, pos, frac;
01310af2
FB
2789
2790 for(;;) {
d52ec002 2791 double x;
01310af2
FB
2792 SDL_WaitEvent(&event);
2793 switch(event.type) {
2794 case SDL_KEYDOWN:
2795 switch(event.key.keysym.sym) {
2796 case SDLK_ESCAPE:
2797 case SDLK_q:
2798 do_exit();
2799 break;
2800 case SDLK_f:
2801 toggle_full_screen();
2802 break;
2803 case SDLK_p:
2804 case SDLK_SPACE:
2805 toggle_pause();
2806 break;
bba04f1e
WH
2807 case SDLK_s: //S: Step to next frame
2808 step_to_next_frame();
2809 break;
01310af2 2810 case SDLK_a:
115329f1 2811 if (cur_stream)
72415b2a 2812 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_AUDIO);
638c9d91
FB
2813 break;
2814 case SDLK_v:
115329f1 2815 if (cur_stream)
72415b2a 2816 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_VIDEO);
638c9d91 2817 break;
72ce053b 2818 case SDLK_t:
115329f1 2819 if (cur_stream)
72415b2a 2820 stream_cycle_channel(cur_stream, AVMEDIA_TYPE_SUBTITLE);
72ce053b 2821 break;
638c9d91 2822 case SDLK_w:
01310af2
FB
2823 toggle_audio_display();
2824 break;
72ea344b
FB
2825 case SDLK_LEFT:
2826 incr = -10.0;
2827 goto do_seek;
2828 case SDLK_RIGHT:
2829 incr = 10.0;
2830 goto do_seek;
2831 case SDLK_UP:
2832 incr = 60.0;
2833 goto do_seek;
2834 case SDLK_DOWN:
2835 incr = -60.0;
2836 do_seek:
2837 if (cur_stream) {
94b594c6 2838 if (seek_by_bytes) {
1a620dd7
MN
2839 if (cur_stream->video_stream >= 0 && cur_stream->video_current_pos>=0){
2840 pos= cur_stream->video_current_pos;
2841 }else if(cur_stream->audio_stream >= 0 && cur_stream->audio_pkt.pos>=0){
2842 pos= cur_stream->audio_pkt.pos;
2843 }else
2844 pos = url_ftell(cur_stream->ic->pb);
94b594c6 2845 if (cur_stream->ic->bit_rate)
566cd2cb 2846 incr *= cur_stream->ic->bit_rate / 8.0;
94b594c6
SH
2847 else
2848 incr *= 180000.0;
2849 pos += incr;
2ef46053 2850 stream_seek(cur_stream, pos, incr, 1);
94b594c6
SH
2851 } else {
2852 pos = get_master_clock(cur_stream);
2853 pos += incr;
2ef46053 2854 stream_seek(cur_stream, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
94b594c6 2855 }
72ea344b
FB
2856 }
2857 break;
01310af2
FB
2858 default:
2859 break;
2860 }
2861 break;
a11d11aa 2862 case SDL_MOUSEBUTTONDOWN:
d52ec002
MN
2863 case SDL_MOUSEMOTION:
2864 if(event.type ==SDL_MOUSEBUTTONDOWN){
2865 x= event.button.x;
2866 }else{
2867 if(event.motion.state != SDL_PRESSED)
2868 break;
2869 x= event.motion.x;
2870 }
bb270c08 2871 if (cur_stream) {
2ef46053
MN
2872 if(seek_by_bytes || cur_stream->ic->duration<=0){
2873 uint64_t size= url_fsize(cur_stream->ic->pb);
d52ec002 2874 stream_seek(cur_stream, size*x/cur_stream->width, 0, 1);
2ef46053 2875 }else{
6371c81a
MN
2876 int64_t ts;
2877 int ns, hh, mm, ss;
2878 int tns, thh, tmm, tss;
2879 tns = cur_stream->ic->duration/1000000LL;
2880 thh = tns/3600;
2881 tmm = (tns%3600)/60;
2882 tss = (tns%60);
d52ec002 2883 frac = x/cur_stream->width;
6371c81a
MN
2884 ns = frac*tns;
2885 hh = ns/3600;
2886 mm = (ns%3600)/60;
2887 ss = (ns%60);
2888 fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100,
2889 hh, mm, ss, thh, tmm, tss);
2890 ts = frac*cur_stream->ic->duration;
2891 if (cur_stream->ic->start_time != AV_NOPTS_VALUE)
2892 ts += cur_stream->ic->start_time;
2893 stream_seek(cur_stream, ts, 0, 0);
2ef46053 2894 }
bb270c08
DB
2895 }
2896 break;
01310af2
FB
2897 case SDL_VIDEORESIZE:
2898 if (cur_stream) {
115329f1 2899 screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
01310af2 2900 SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
c57d3469
MN
2901 screen_width = cur_stream->width = event.resize.w;
2902 screen_height= cur_stream->height= event.resize.h;
01310af2
FB
2903 }
2904 break;
2905 case SDL_QUIT:
638c9d91 2906 case FF_QUIT_EVENT:
01310af2
FB
2907 do_exit();
2908 break;
2909 case FF_ALLOC_EVENT:
fccb19e3 2910 video_open(event.user.data1);
01310af2
FB
2911 alloc_picture(event.user.data1);
2912 break;
2913 case FF_REFRESH_EVENT:
2914 video_refresh_timer(event.user.data1);
d38c9e7a 2915 cur_stream->refresh=0;
01310af2
FB
2916 break;
2917 default:
2918 break;
2919 }
2920 }
2921}
2922
e4b89522
LW
2923static void opt_frame_size(const char *arg)
2924{
b33ece16 2925 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
e4b89522
LW
2926 fprintf(stderr, "Incorrect frame size\n");
2927 exit(1);
2928 }
2929 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2930 fprintf(stderr, "Frame size must be a multiple of 2\n");
2931 exit(1);
2932 }
2933}
2934
a5b3b5f6 2935static int opt_width(const char *opt, const char *arg)
01310af2 2936{
a5b3b5f6
SS
2937 screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
2938 return 0;
01310af2
FB
2939}
2940
a5b3b5f6 2941static int opt_height(const char *opt, const char *arg)
01310af2 2942{
a5b3b5f6
SS
2943 screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
2944 return 0;
01310af2
FB
2945}
2946
2947static void opt_format(const char *arg)
2948{
2949 file_iformat = av_find_input_format(arg);
2950 if (!file_iformat) {
2951 fprintf(stderr, "Unknown input format: %s\n", arg);
2952 exit(1);
2953 }
2954}
61890b02 2955
e4b89522
LW
2956static void opt_frame_pix_fmt(const char *arg)
2957{
718c7b18 2958 frame_pix_fmt = av_get_pix_fmt(arg);
e4b89522
LW
2959}
2960
b81d6235 2961static int opt_sync(const char *opt, const char *arg)
638c9d91
FB
2962{
2963 if (!strcmp(arg, "audio"))
2964 av_sync_type = AV_SYNC_AUDIO_MASTER;
2965 else if (!strcmp(arg, "video"))
2966 av_sync_type = AV_SYNC_VIDEO_MASTER;
2967 else if (!strcmp(arg, "ext"))
2968 av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
aab1b7e5 2969 else {
b81d6235 2970 fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
aab1b7e5
SS
2971 exit(1);
2972 }
b81d6235 2973 return 0;
638c9d91
FB
2974}
2975
e11bc2c6 2976static int opt_seek(const char *opt, const char *arg)
72ea344b 2977{
e11bc2c6
SS
2978 start_time = parse_time_or_die(opt, arg, 1);
2979 return 0;
72ea344b
FB
2980}
2981
d834d63b
RK
2982static int opt_duration(const char *opt, const char *arg)
2983{
2984 duration = parse_time_or_die(opt, arg, 1);
2985 return 0;
2986}
2987
a5b3b5f6 2988static int opt_debug(const char *opt, const char *arg)
e26a8335 2989{
a309073b 2990 av_log_set_level(99);
a5b3b5f6
SS
2991 debug = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2992 return 0;
e26a8335 2993}
115329f1 2994
a5b3b5f6 2995static int opt_vismv(const char *opt, const char *arg)
0c9bbaec 2996{
a5b3b5f6
SS
2997 debug_mv = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2998 return 0;
0c9bbaec 2999}
c62c07d3 3000
a5b3b5f6 3001static int opt_thread_count(const char *opt, const char *arg)
c62c07d3 3002{
a5b3b5f6 3003 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 3004#if !HAVE_THREADS
c62c07d3
MN
3005 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
3006#endif
a5b3b5f6 3007 return 0;
c62c07d3 3008}
115329f1 3009
358061f6 3010static const OptionDef options[] = {
992f8eae 3011#include "cmdutils_common_opts.h"
a5b3b5f6
SS
3012 { "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" },
3013 { "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" },
e4b89522 3014 { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
638c9d91 3015 { "fs", OPT_BOOL, {(void*)&is_full_screen}, "force full screen" },
01310af2
FB
3016 { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" },
3017 { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" },
72415b2a
SS
3018 { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_AUDIO]}, "select desired audio stream", "stream_number" },
3019 { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_VIDEO]}, "select desired video stream", "stream_number" },
3020 { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_stream[AVMEDIA_TYPE_SUBTITLE]}, "select desired subtitle stream", "stream_number" },
e11bc2c6 3021 { "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" },
d834d63b 3022 { "t", HAS_ARG | OPT_FUNC2, {(void*)&opt_duration}, "play \"duration\" seconds of audio/video", "duration" },
674fe163 3023 { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" },
01310af2
FB
3024 { "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" },
3025 { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
e4b89522 3026 { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
98ae6acf 3027 { "stats", OPT_BOOL | OPT_EXPERT, {(void*)&show_status}, "show status", "" },
a5b3b5f6 3028 { "debug", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
6387c3e6 3029 { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&workaround_bugs}, "workaround bugs", "" },
a5b3b5f6 3030 { "vismv", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
6fc5b059 3031 { "fast", OPT_BOOL | OPT_EXPERT, {(void*)&fast}, "non spec compliant optimizations", "" },
30bc6613 3032 { "genpts", OPT_BOOL | OPT_EXPERT, {(void*)&genpts}, "generate pts", "" },
59055363 3033 { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&decoder_reorder_pts}, "let decoder reorder pts 0=off 1=on -1=auto", ""},
178fcca8 3034 { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&lowres}, "", "" },
8c3eba7c
MN
3035 { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_loop_filter}, "", "" },
3036 { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" },
3037 { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" },
178fcca8 3038 { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" },
047599a4 3039 { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)", "threshold" },
1b51e051 3040 { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" },
b81d6235 3041 { "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
a5b3b5f6 3042 { "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
2d1653b0 3043 { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" },
1922c0a7 3044 { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" },
d38c9e7a 3045 { "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" },
076db5ed 3046 { "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" },
917d2bb3 3047#if CONFIG_AVFILTER
09ed11e5 3048 { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
917d2bb3 3049#endif
2b3da32f 3050 { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" },
e43d7a18 3051 { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
01310af2
FB
3052 { NULL, },
3053};
3054
0c2a18cb 3055static void show_usage(void)
01310af2 3056{
27daa420
RP
3057 printf("Simple media player\n");
3058 printf("usage: ffplay [options] input_file\n");
01310af2 3059 printf("\n");
0c2a18cb
RP
3060}
3061
3062static void show_help(void)
3063{
3064 show_usage();
02d504a7
FB
3065 show_help_options(options, "Main options:\n",
3066 OPT_EXPERT, 0);
3067 show_help_options(options, "\nAdvanced options:\n",
3068 OPT_EXPERT, OPT_EXPERT);
01310af2
FB
3069 printf("\nWhile playing:\n"
3070 "q, ESC quit\n"
3071 "f toggle full screen\n"
3072 "p, SPC pause\n"
638c9d91
FB
3073 "a cycle audio channel\n"
3074 "v cycle video channel\n"
72ce053b 3075 "t cycle subtitle channel\n"
638c9d91 3076 "w show audio waves\n"
79f8b328 3077 "s activate frame-step mode\n"
72ea344b
FB
3078 "left/right seek backward/forward 10 seconds\n"
3079 "down/up seek backward/forward 1 minute\n"
a11d11aa 3080 "mouse click seek to percentage in file corresponding to fraction of width\n"
01310af2 3081 );
01310af2
FB
3082}
3083
358061f6 3084static void opt_input_file(const char *filename)
01310af2 3085{
07a70b38
SS
3086 if (input_filename) {
3087 fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
3088 filename, input_filename);
3089 exit(1);
3090 }
e8d83e1c 3091 if (!strcmp(filename, "-"))
9fcfc0b7 3092 filename = "pipe:";
01310af2
FB
3093 input_filename = filename;
3094}
3095
3096/* Called from the main */
3097int main(int argc, char **argv)
3098{
e43d7a18 3099 int flags, i;
115329f1 3100
01310af2 3101 /* register all codecs, demux and protocols */
c721d803 3102 avcodec_register_all();
9b157b0c 3103#if CONFIG_AVDEVICE
c721d803 3104 avdevice_register_all();
9b157b0c 3105#endif
917d2bb3
MN
3106#if CONFIG_AVFILTER
3107 avfilter_register_all();
3108#endif
01310af2
FB
3109 av_register_all();
3110
72415b2a 3111 for(i=0; i<AVMEDIA_TYPE_NB; i++){
636f1c4c 3112 avcodec_opts[i]= avcodec_alloc_context2(i);
e43d7a18 3113 }
8e2fd8e1 3114 avformat_opts = avformat_alloc_context();
917d2bb3 3115#if !CONFIG_AVFILTER
e43d7a18 3116 sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL);
917d2bb3 3117#endif
e43d7a18 3118
ea9c581f 3119 show_banner();
4cfac5bc 3120
f5da5c93 3121 parse_options(argc, argv, options, opt_input_file);
01310af2 3122
aab1b7e5 3123 if (!input_filename) {
7f11e745 3124 show_usage();
7a7da6b4 3125 fprintf(stderr, "An input file must be specified\n");
7f11e745 3126 fprintf(stderr, "Use -h to get full help or, even better, run 'man ffplay'\n");
aab1b7e5
SS
3127 exit(1);
3128 }
01310af2
FB
3129
3130 if (display_disable) {
3131 video_disable = 1;
3132 }
31319a8c 3133 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER;
c97f5402
DB
3134#if !defined(__MINGW32__) && !defined(__APPLE__)
3135 flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
31319a8c 3136#endif
01310af2 3137 if (SDL_Init (flags)) {
05ab0b76 3138 fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
01310af2
FB
3139 exit(1);
3140 }
3141
3142 if (!display_disable) {
b250f9c6 3143#if HAVE_SDL_VIDEO_SIZE
3ef17d62
MR
3144 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
3145 fs_screen_width = vi->current_w;
3146 fs_screen_height = vi->current_h;
29f3b38a 3147#endif
01310af2
FB
3148 }
3149
3150 SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE);
01310af2
FB
3151 SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
3152 SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
3153
39c6a118
MN
3154 av_init_packet(&flush_pkt);
3155 flush_pkt.data= "FLUSH";
3156
638c9d91 3157 cur_stream = stream_open(input_filename, file_iformat);
01310af2
FB
3158
3159 event_loop();
3160
3161 /* never returns */
3162
3163 return 0;
3164}