avplay: Statically allocate the player state
[libav.git] / avplay.c
CommitLineData
01310af2 1/*
266463da 2 * avplay : Simple Media Player based on the Libav libraries
01310af2
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3 * Copyright (c) 2003 Fabrice Bellard
4 *
2912e87a 5 * This file is part of Libav.
b78e7197 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
01310af2
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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 *
2912e87a 12 * Libav 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
2912e87a 18 * License along with Libav; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
01310af2 20 */
364a9607 21
ba11257e 22#include "config.h"
8a3ceaf4 23#include <inttypes.h>
0f4e8165
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24#include <math.h>
25#include <limits.h>
8f8bc923
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26#include <stdint.h>
27
245976da 28#include "libavutil/avstring.h"
2b4abbd6 29#include "libavutil/colorspace.h"
e2d50fc2 30#include "libavutil/display.h"
0ebcdf5c 31#include "libavutil/mathematics.h"
718c7b18 32#include "libavutil/pixdesc.h"
737eb597 33#include "libavutil/imgutils.h"
d0e142bb 34#include "libavutil/dict.h"
737eb597
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35#include "libavutil/parseutils.h"
36#include "libavutil/samplefmt.h"
896bb0d7 37#include "libavutil/time.h"
245976da 38#include "libavformat/avformat.h"
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39#include "libavdevice/avdevice.h"
40#include "libswscale/swscale.h"
f1ffb01e 41#include "libavresample/avresample.h"
41d0eb1c 42#include "libavutil/opt.h"
166621ab 43#include "libavcodec/avfft.h"
01310af2 44
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45#if CONFIG_AVFILTER
46# include "libavfilter/avfilter.h"
ac712309 47# include "libavfilter/buffersink.h"
67339f6e 48# include "libavfilter/buffersrc.h"
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49#endif
50
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51#include "cmdutils.h"
52
53#include <SDL.h>
54#include <SDL_thread.h>
55
2f30a81d 56#ifdef __MINGW32__
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57#undef main /* We don't want SDL to override our main() */
58#endif
59
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60#include <assert.h>
61
266463da 62const char program_name[] = "avplay";
ea9c581f 63const int program_birth_year = 2003;
4cfac5bc 64
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65#define MAX_QUEUE_SIZE (15 * 1024 * 1024)
66#define MIN_AUDIOQ_SIZE (20 * 16 * 1024)
67#define MIN_FRAMES 5
01310af2 68
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69/* SDL audio buffer size, in samples. Should be small to have precise
70 A/V sync as SDL does not have hardware buffer fullness info. */
71#define SDL_AUDIO_BUFFER_SIZE 1024
72
73/* no AV sync correction is done if below the AV sync threshold */
7e0140cb 74#define AV_SYNC_THRESHOLD 0.01
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75/* no AV correction is done if too big error */
76#define AV_NOSYNC_THRESHOLD 10.0
77
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78#define FRAME_SKIP_FACTOR 0.05
79
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80/* maximum audio speed change to get correct sync */
81#define SAMPLE_CORRECTION_PERCENT_MAX 10
82
83/* we use about AUDIO_DIFF_AVG_NB A-V differences to make the average */
84#define AUDIO_DIFF_AVG_NB 20
85
01310af2 86/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
da7c65f0 87#define SAMPLE_ARRAY_SIZE (2 * 65536)
01310af2 88
e2718e7a 89static int64_t sws_flags = SWS_BICUBIC;
03ae87a3 90
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91typedef struct PacketQueue {
92 AVPacketList *first_pkt, *last_pkt;
93 int nb_packets;
94 int size;
95 int abort_request;
96 SDL_mutex *mutex;
97 SDL_cond *cond;
98} PacketQueue;
99
562f382c 100#define VIDEO_PICTURE_QUEUE_SIZE 2
72ce053b 101#define SUBPICTURE_QUEUE_SIZE 4
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102
103typedef struct VideoPicture {
c1ef30a6 104 double pts; // presentation timestamp for this picture
248d8fb6 105 double target_clock; // av_gettime_relative() time at which this should be displayed ideally
c1ef30a6 106 int64_t pos; // byte position in file
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107 SDL_Overlay *bmp;
108 int width, height; /* source height & width */
109 int allocated;
fec5777e 110 int reallocate;
716d413c 111 enum AVPixelFormat pix_fmt;
917d2bb3 112
354468fc 113 AVRational sar;
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114} VideoPicture;
115
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116typedef struct SubPicture {
117 double pts; /* presentation time stamp for this picture */
118 AVSubtitle sub;
119} SubPicture;
120
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121enum {
122 AV_SYNC_AUDIO_MASTER, /* default choice */
123 AV_SYNC_VIDEO_MASTER,
638c9d91 124 AV_SYNC_EXTERNAL_CLOCK, /* synchronize to an external clock */
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125};
126
21bbc345 127typedef struct PlayerState {
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128 SDL_Thread *parse_tid;
129 SDL_Thread *video_tid;
d38c9e7a 130 SDL_Thread *refresh_tid;
638c9d91 131 AVInputFormat *iformat;
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132 int no_background;
133 int abort_request;
134 int paused;
416e3508 135 int last_paused;
72ea344b 136 int seek_req;
3ba1438d 137 int seek_flags;
72ea344b 138 int64_t seek_pos;
4ed29207 139 int64_t seek_rel;
f5668147 140 int read_pause_return;
01310af2 141 AVFormatContext *ic;
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142
143 int audio_stream;
115329f1 144
01310af2 145 int av_sync_type;
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146 double external_clock; /* external clock base */
147 int64_t external_clock_time;
115329f1 148
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149 double audio_clock;
150 double audio_diff_cum; /* used for AV difference average computation */
151 double audio_diff_avg_coef;
152 double audio_diff_threshold;
153 int audio_diff_avg_count;
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154 AVStream *audio_st;
155 PacketQueue audioq;
156 int audio_hw_buf_size;
e2a2c49f 157 uint8_t silence_buf[SDL_AUDIO_BUFFER_SIZE];
5a4476e2 158 uint8_t *audio_buf;
f199f385 159 uint8_t *audio_buf1;
7fea94ce 160 unsigned int audio_buf_size; /* in bytes */
01310af2 161 int audio_buf_index; /* in bytes */
bea18375 162 AVPacket audio_pkt_temp;
01310af2 163 AVPacket audio_pkt;
f1ffb01e
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164 enum AVSampleFormat sdl_sample_fmt;
165 uint64_t sdl_channel_layout;
166 int sdl_channels;
6304f78e 167 int sdl_sample_rate;
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168 enum AVSampleFormat resample_sample_fmt;
169 uint64_t resample_channel_layout;
6304f78e 170 int resample_sample_rate;
f1ffb01e 171 AVAudioResampleContext *avr;
f199f385 172 AVFrame *frame;
115329f1 173
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174 int show_audio; /* if true, display audio samples */
175 int16_t sample_array[SAMPLE_ARRAY_SIZE];
176 int sample_array_index;
5e0257e3 177 int last_i_start;
166621ab 178 RDFTContext *rdft;
12eeda34 179 int rdft_bits;
7dbbf6a1 180 FFTSample *rdft_data;
12eeda34 181 int xpos;
115329f1 182
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183 SDL_Thread *subtitle_tid;
184 int subtitle_stream;
185 int subtitle_stream_changed;
186 AVStream *subtitle_st;
187 PacketQueue subtitleq;
188 SubPicture subpq[SUBPICTURE_QUEUE_SIZE];
189 int subpq_size, subpq_rindex, subpq_windex;
190 SDL_mutex *subpq_mutex;
191 SDL_cond *subpq_cond;
115329f1 192
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193 double frame_timer;
194 double frame_last_pts;
195 double frame_last_delay;
c1ef30a6 196 double video_clock; // pts of last decoded frame / predicted pts of next decoded frame
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197 int video_stream;
198 AVStream *video_st;
199 PacketQueue videoq;
c1ef30a6 200 double video_current_pts; // current displayed pts (different from video_clock if frame fifos are used)
248d8fb6 201 double video_current_pts_drift; // video_current_pts - time (av_gettime_relative) at which we updated video_current_pts - used to have running video pts
c1ef30a6 202 int64_t video_current_pos; // current displayed file pos
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203 VideoPicture pictq[VIDEO_PICTURE_QUEUE_SIZE];
204 int pictq_size, pictq_rindex, pictq_windex;
205 SDL_mutex *pictq_mutex;
206 SDL_cond *pictq_cond;
917d2bb3 207#if !CONFIG_AVFILTER
3ac56e28 208 struct SwsContext *img_convert_ctx;
917d2bb3 209#endif
115329f1 210
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211 // QETimer *video_timer;
212 char filename[1024];
213 int width, height, xleft, ytop;
41db429d 214
7a8bfa5d 215 PtsCorrectionContext pts_ctx;
41db429d 216
917d2bb3 217#if CONFIG_AVFILTER
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218 AVFilterContext *in_video_filter; // the first filter in the video chain
219 AVFilterContext *out_video_filter; // the last filter in the video chain
917d2bb3 220#endif
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221
222 float skip_frames;
223 float skip_frames_index;
224 int refresh;
21bbc345 225} PlayerState;
01310af2 226
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227/* options specified by the user */
228static AVInputFormat *file_iformat;
229static const char *input_filename;
076db5ed 230static const char *window_title;
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231static int fs_screen_width;
232static int fs_screen_height;
da7c65f0 233static int screen_width = 0;
fccb19e3 234static int screen_height = 0;
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235static int audio_disable;
236static int video_disable;
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237static int wanted_stream[AVMEDIA_TYPE_NB] = {
238 [AVMEDIA_TYPE_AUDIO] = -1,
239 [AVMEDIA_TYPE_VIDEO] = -1,
240 [AVMEDIA_TYPE_SUBTITLE] = -1,
5b369983 241};
da7c65f0 242static int seek_by_bytes = -1;
01310af2 243static int display_disable;
1e1a0b18 244static int show_status = 1;
638c9d91 245static int av_sync_type = AV_SYNC_AUDIO_MASTER;
72ea344b 246static int64_t start_time = AV_NOPTS_VALUE;
d834d63b 247static int64_t duration = AV_NOPTS_VALUE;
bba04f1e 248static int step = 0;
6387c3e6 249static int workaround_bugs = 1;
6fc5b059 250static int fast = 0;
30bc6613 251static int genpts = 0;
178fcca8 252static int idct = FF_IDCT_AUTO;
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AD
253static enum AVDiscard skip_frame = AVDISCARD_DEFAULT;
254static enum AVDiscard skip_idct = AVDISCARD_DEFAULT;
255static enum AVDiscard skip_loop_filter = AVDISCARD_DEFAULT;
1b51e051 256static int error_concealment = 3;
da7c65f0 257static int decoder_reorder_pts = -1;
041caf1a 258static int noautoexit;
066ce8c9
AS
259static int exit_on_keydown;
260static int exit_on_mousedown;
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261static int loop = 1;
262static int framedrop = 1;
296d0da8 263static int infinite_buffer = 0;
2b3da32f 264
da7c65f0 265static int rdftspeed = 20;
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266#if CONFIG_AVFILTER
267static char *vfilters = NULL;
268#endif
e2d50fc2 269static int autorotate = 1;
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270
271/* current context */
272static int is_full_screen;
6fa464f8
LB
273static PlayerState player_state;
274static PlayerState *player = &player_state;
5e0257e3 275static int64_t audio_callback_time;
01310af2 276
2c676c33 277static AVPacket flush_pkt;
39c6a118 278
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279#define FF_ALLOC_EVENT (SDL_USEREVENT)
280#define FF_REFRESH_EVENT (SDL_USEREVENT + 1)
638c9d91 281#define FF_QUIT_EVENT (SDL_USEREVENT + 2)
01310af2 282
2c676c33 283static SDL_Surface *screen;
01310af2 284
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MN
285static int packet_queue_put(PacketQueue *q, AVPacket *pkt);
286
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287/* packet queue handling */
288static void packet_queue_init(PacketQueue *q)
289{
290 memset(q, 0, sizeof(PacketQueue));
291 q->mutex = SDL_CreateMutex();
292 q->cond = SDL_CreateCond();
515bd00e 293 packet_queue_put(q, &flush_pkt);
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294}
295
72ea344b 296static void packet_queue_flush(PacketQueue *q)
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297{
298 AVPacketList *pkt, *pkt1;
299
687fae2b 300 SDL_LockMutex(q->mutex);
da7c65f0 301 for (pkt = q->first_pkt; pkt != NULL; pkt = pkt1) {
01310af2 302 pkt1 = pkt->next;
ce70f28a 303 av_packet_unref(&pkt->pkt);
da6c4573 304 av_freep(&pkt);
01310af2 305 }
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306 q->last_pkt = NULL;
307 q->first_pkt = NULL;
308 q->nb_packets = 0;
309 q->size = 0;
687fae2b 310 SDL_UnlockMutex(q->mutex);
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311}
312
313static void packet_queue_end(PacketQueue *q)
314{
315 packet_queue_flush(q);
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316 SDL_DestroyMutex(q->mutex);
317 SDL_DestroyCond(q->cond);
318}
319
320static int packet_queue_put(PacketQueue *q, AVPacket *pkt)
321{
322 AVPacketList *pkt1;
323
324 pkt1 = av_malloc(sizeof(AVPacketList));
325 if (!pkt1)
326 return -1;
327 pkt1->pkt = *pkt;
328 pkt1->next = NULL;
329
72ea344b 330
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331 SDL_LockMutex(q->mutex);
332
333 if (!q->last_pkt)
334
335 q->first_pkt = pkt1;
336 else
337 q->last_pkt->next = pkt1;
338 q->last_pkt = pkt1;
339 q->nb_packets++;
7b776589 340 q->size += pkt1->pkt.size + sizeof(*pkt1);
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341 /* XXX: should duplicate packet data in DV case */
342 SDL_CondSignal(q->cond);
343
344 SDL_UnlockMutex(q->mutex);
345 return 0;
346}
347
348static void packet_queue_abort(PacketQueue *q)
349{
350 SDL_LockMutex(q->mutex);
351
352 q->abort_request = 1;
115329f1 353
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354 SDL_CondSignal(q->cond);
355
356 SDL_UnlockMutex(q->mutex);
357}
358
359/* return < 0 if aborted, 0 if no packet and > 0 if packet. */
360static int packet_queue_get(PacketQueue *q, AVPacket *pkt, int block)
361{
362 AVPacketList *pkt1;
363 int ret;
364
365 SDL_LockMutex(q->mutex);
366
da7c65f0 367 for (;;) {
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368 if (q->abort_request) {
369 ret = -1;
370 break;
371 }
115329f1 372
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373 pkt1 = q->first_pkt;
374 if (pkt1) {
375 q->first_pkt = pkt1->next;
376 if (!q->first_pkt)
377 q->last_pkt = NULL;
378 q->nb_packets--;
7b776589 379 q->size -= pkt1->pkt.size + sizeof(*pkt1);
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380 *pkt = pkt1->pkt;
381 av_free(pkt1);
382 ret = 1;
383 break;
384 } else if (!block) {
385 ret = 0;
386 break;
387 } else {
388 SDL_CondWait(q->cond, q->mutex);
389 }
390 }
391 SDL_UnlockMutex(q->mutex);
392 return ret;
393}
394
115329f1 395static inline void fill_rectangle(SDL_Surface *screen,
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396 int x, int y, int w, int h, int color)
397{
398 SDL_Rect rect;
399 rect.x = x;
400 rect.y = y;
401 rect.w = w;
402 rect.h = h;
403 SDL_FillRect(screen, &rect, color);
404}
405
72ce053b
IC
406#define ALPHA_BLEND(a, oldp, newp, s)\
407((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
408
409#define RGBA_IN(r, g, b, a, s)\
410{\
411 unsigned int v = ((const uint32_t *)(s))[0];\
412 a = (v >> 24) & 0xff;\
413 r = (v >> 16) & 0xff;\
414 g = (v >> 8) & 0xff;\
415 b = v & 0xff;\
416}
417
418#define YUVA_IN(y, u, v, a, s, pal)\
419{\
57cf99f2 420 unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\
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421 a = (val >> 24) & 0xff;\
422 y = (val >> 16) & 0xff;\
423 u = (val >> 8) & 0xff;\
424 v = val & 0xff;\
425}
426
427#define YUVA_OUT(d, y, u, v, a)\
428{\
429 ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
430}
431
432
433#define BPP 1
434
ff7956fc
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435static void blend_subrect(uint8_t *dst[4], uint16_t dst_linesize[4],
436 const AVSubtitleRect *rect, int imgw, int imgh)
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437{
438 int wrap, wrap3, width2, skip2;
439 int y, u, v, a, u1, v1, a1, w, h;
440 uint8_t *lum, *cb, *cr;
441 const uint8_t *p;
442 const uint32_t *pal;
9cb5a11e
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443 int dstx, dsty, dstw, dsth;
444
7cf9c6ae
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445 dstw = av_clip(rect->w, 0, imgw);
446 dsth = av_clip(rect->h, 0, imgh);
447 dstx = av_clip(rect->x, 0, imgw - dstw);
448 dsty = av_clip(rect->y, 0, imgh - dsth);
ff7956fc
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449 /* sdl has U and V inverted */
450 lum = dst[0] + dsty * dst_linesize[0];
451 cb = dst[2] + (dsty >> 1) * dst_linesize[2];
452 cr = dst[1] + (dsty >> 1) * dst_linesize[1];
9cb5a11e 453
f54b31b9 454 width2 = ((dstw + 1) >> 1) + (dstx & ~dstw & 1);
9cb5a11e 455 skip2 = dstx >> 1;
ff7956fc 456 wrap = dst_linesize[0];
a17a7661
VG
457 wrap3 = rect->linesize[0];
458 p = rect->data[0];
459 pal = (const uint32_t *)rect->data[1]; /* Now in YCrCb! */
115329f1 460
9cb5a11e
RD
461 if (dsty & 1) {
462 lum += dstx;
72ce053b
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463 cb += skip2;
464 cr += skip2;
115329f1 465
9cb5a11e 466 if (dstx & 1) {
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467 YUVA_IN(y, u, v, a, p, pal);
468 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
469 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
470 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
471 cb++;
472 cr++;
473 lum++;
474 p += BPP;
475 }
da7c65f0 476 for (w = dstw - (dstx & 1); w >= 2; w -= 2) {
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477 YUVA_IN(y, u, v, a, p, pal);
478 u1 = u;
479 v1 = v;
480 a1 = a;
481 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
482
483 YUVA_IN(y, u, v, a, p + BPP, pal);
484 u1 += u;
485 v1 += v;
486 a1 += a;
487 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
488 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
489 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
490 cb++;
491 cr++;
492 p += 2 * BPP;
493 lum += 2;
494 }
495 if (w) {
496 YUVA_IN(y, u, v, a, p, pal);
497 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
498 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
499 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
676ef505
BA
500 p++;
501 lum++;
72ce053b 502 }
4606a059
BA
503 p += wrap3 - dstw * BPP;
504 lum += wrap - dstw - dstx;
ff7956fc
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505 cb += dst_linesize[2] - width2 - skip2;
506 cr += dst_linesize[1] - width2 - skip2;
72ce053b 507 }
da7c65f0 508 for (h = dsth - (dsty & 1); h >= 2; h -= 2) {
9cb5a11e 509 lum += dstx;
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510 cb += skip2;
511 cr += skip2;
115329f1 512
9cb5a11e 513 if (dstx & 1) {
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514 YUVA_IN(y, u, v, a, p, pal);
515 u1 = u;
516 v1 = v;
517 a1 = a;
518 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
519 p += wrap3;
520 lum += wrap;
521 YUVA_IN(y, u, v, a, p, pal);
522 u1 += u;
523 v1 += v;
524 a1 += a;
525 lum[0] = ALPHA_BLEND(a, lum[0], 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 += -wrap3 + BPP;
531 lum += -wrap + 1;
532 }
da7c65f0 533 for (w = dstw - (dstx & 1); w >= 2; w -= 2) {
72ce053b
IC
534 YUVA_IN(y, u, v, a, p, pal);
535 u1 = u;
536 v1 = v;
537 a1 = a;
538 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
539
f8ca63e8 540 YUVA_IN(y, u, v, a, p + BPP, pal);
72ce053b
IC
541 u1 += u;
542 v1 += v;
543 a1 += a;
544 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
545 p += wrap3;
546 lum += wrap;
547
548 YUVA_IN(y, u, v, a, p, pal);
549 u1 += u;
550 v1 += v;
551 a1 += a;
552 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
553
f8ca63e8 554 YUVA_IN(y, u, v, a, p + BPP, pal);
72ce053b
IC
555 u1 += u;
556 v1 += v;
557 a1 += a;
558 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
559
560 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 2);
561 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 2);
562
563 cb++;
564 cr++;
565 p += -wrap3 + 2 * BPP;
566 lum += -wrap + 2;
567 }
568 if (w) {
569 YUVA_IN(y, u, v, a, p, pal);
570 u1 = u;
571 v1 = v;
572 a1 = a;
573 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
574 p += wrap3;
575 lum += wrap;
576 YUVA_IN(y, u, v, a, p, pal);
577 u1 += u;
578 v1 += v;
579 a1 += a;
580 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
581 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u1, 1);
582 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v1, 1);
583 cb++;
584 cr++;
585 p += -wrap3 + BPP;
586 lum += -wrap + 1;
587 }
9cb5a11e
RD
588 p += wrap3 + (wrap3 - dstw * BPP);
589 lum += wrap + (wrap - dstw - dstx);
ff7956fc
VG
590 cb += dst_linesize[2] - width2 - skip2;
591 cr += dst_linesize[1] - width2 - skip2;
72ce053b
IC
592 }
593 /* handle odd height */
594 if (h) {
9cb5a11e 595 lum += dstx;
72ce053b
IC
596 cb += skip2;
597 cr += skip2;
115329f1 598
9cb5a11e 599 if (dstx & 1) {
72ce053b
IC
600 YUVA_IN(y, u, v, a, p, pal);
601 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
602 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
603 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
604 cb++;
605 cr++;
606 lum++;
607 p += BPP;
608 }
da7c65f0 609 for (w = dstw - (dstx & 1); w >= 2; w -= 2) {
72ce053b
IC
610 YUVA_IN(y, u, v, a, p, pal);
611 u1 = u;
612 v1 = v;
613 a1 = a;
614 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
615
616 YUVA_IN(y, u, v, a, p + BPP, pal);
617 u1 += u;
618 v1 += v;
619 a1 += a;
620 lum[1] = ALPHA_BLEND(a, lum[1], y, 0);
621 cb[0] = ALPHA_BLEND(a1 >> 2, cb[0], u, 1);
622 cr[0] = ALPHA_BLEND(a1 >> 2, cr[0], v, 1);
623 cb++;
624 cr++;
625 p += 2 * BPP;
626 lum += 2;
627 }
628 if (w) {
629 YUVA_IN(y, u, v, a, p, pal);
630 lum[0] = ALPHA_BLEND(a, lum[0], y, 0);
631 cb[0] = ALPHA_BLEND(a >> 2, cb[0], u, 0);
632 cr[0] = ALPHA_BLEND(a >> 2, cr[0], v, 0);
633 }
634 }
635}
636
637static void free_subpicture(SubPicture *sp)
638{
e1d7c883 639 avsubtitle_free(&sp->sub);
72ce053b
IC
640}
641
21bbc345 642static void video_image_display(PlayerState *is)
01310af2
FB
643{
644 VideoPicture *vp;
72ce053b 645 SubPicture *sp;
01310af2
FB
646 float aspect_ratio;
647 int width, height, x, y;
648 SDL_Rect rect;
72ce053b 649 int i;
01310af2
FB
650
651 vp = &is->pictq[is->pictq_rindex];
652 if (vp->bmp) {
917d2bb3 653#if CONFIG_AVFILTER
354468fc 654 if (!vp->sar.num)
917d2bb3
MN
655 aspect_ratio = 0;
656 else
354468fc 657 aspect_ratio = av_q2d(vp->sar);
917d2bb3
MN
658#else
659
01310af2 660 /* XXX: use variable in the frame */
c30a4489
AJ
661 if (is->video_st->sample_aspect_ratio.num)
662 aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
663 else if (is->video_st->codec->sample_aspect_ratio.num)
664 aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
72ea344b 665 else
c30a4489 666 aspect_ratio = 0;
917d2bb3 667#endif
01310af2 668 if (aspect_ratio <= 0.0)
c30a4489 669 aspect_ratio = 1.0;
917d2bb3 670 aspect_ratio *= (float)vp->width / (float)vp->height;
01310af2 671
72ce053b
IC
672 if (is->subtitle_st)
673 {
674 if (is->subpq_size > 0)
675 {
676 sp = &is->subpq[is->subpq_rindex];
677
678 if (vp->pts >= sp->pts + ((float) sp->sub.start_display_time / 1000))
679 {
680 SDL_LockYUVOverlay (vp->bmp);
681
72ce053b 682 for (i = 0; i < sp->sub.num_rects; i++)
ff7956fc
VG
683 blend_subrect(vp->bmp->pixels, vp->bmp->pitches,
684 sp->sub.rects[i], vp->bmp->w, vp->bmp->h);
72ce053b
IC
685
686 SDL_UnlockYUVOverlay (vp->bmp);
687 }
688 }
689 }
690
691
01310af2
FB
692 /* XXX: we suppose the screen has a 1.0 pixel ratio */
693 height = is->height;
bb6c34e5 694 width = ((int)rint(height * aspect_ratio)) & ~1;
01310af2
FB
695 if (width > is->width) {
696 width = is->width;
bb6c34e5 697 height = ((int)rint(width / aspect_ratio)) & ~1;
01310af2
FB
698 }
699 x = (is->width - width) / 2;
700 y = (is->height - height) / 2;
6c6c976f 701 is->no_background = 0;
01310af2 702 rect.x = is->xleft + x;
2f6547fb 703 rect.y = is->ytop + y;
01310af2
FB
704 rect.w = width;
705 rect.h = height;
706 SDL_DisplayYUVOverlay(vp->bmp, &rect);
01310af2
FB
707 }
708}
709
3a7c9774
SS
710/* get the current audio output buffer size, in samples. With SDL, we
711 cannot have a precise information */
21bbc345 712static int audio_write_get_buf_size(PlayerState *is)
3a7c9774
SS
713{
714 return is->audio_buf_size - is->audio_buf_index;
715}
716
01310af2
FB
717static inline int compute_mod(int a, int b)
718{
719 a = a % b;
115329f1 720 if (a >= 0)
01310af2
FB
721 return a;
722 else
723 return a + b;
724}
725
21bbc345 726static void video_audio_display(PlayerState *s)
01310af2
FB
727{
728 int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
729 int ch, channels, h, h2, bgcolor, fgcolor;
730 int16_t time_diff;
4c7c7645
MN
731 int rdft_bits, nb_freq;
732
da7c65f0 733 for (rdft_bits = 1; (1 << rdft_bits) < 2 * s->height; rdft_bits++)
4c7c7645 734 ;
da7c65f0 735 nb_freq = 1 << (rdft_bits - 1);
115329f1 736
01310af2 737 /* compute display index : center on currently output samples */
f1ffb01e 738 channels = s->sdl_channels;
01310af2 739 nb_display_channels = channels;
5e0257e3 740 if (!s->paused) {
da7c65f0 741 int data_used = s->show_audio == 1 ? s->width : (2 * nb_freq);
5e0257e3
FB
742 n = 2 * channels;
743 delay = audio_write_get_buf_size(s);
744 delay /= n;
115329f1 745
5e0257e3
FB
746 /* to be more precise, we take into account the time spent since
747 the last buffer computation */
748 if (audio_callback_time) {
248d8fb6 749 time_diff = av_gettime_relative() - audio_callback_time;
6304f78e 750 delay -= (time_diff * s->sdl_sample_rate) / 1000000;
5e0257e3 751 }
115329f1 752
da7c65f0 753 delay += 2 * data_used;
4c7c7645
MN
754 if (delay < data_used)
755 delay = data_used;
ac50bcc8
MN
756
757 i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
da7c65f0
AD
758 if (s->show_audio == 1) {
759 h = INT_MIN;
760 for (i = 0; i < 1000; i += channels) {
761 int idx = (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
762 int a = s->sample_array[idx];
763 int b = s->sample_array[(idx + 4 * channels) % SAMPLE_ARRAY_SIZE];
764 int c = s->sample_array[(idx + 5 * channels) % SAMPLE_ARRAY_SIZE];
765 int d = s->sample_array[(idx + 9 * channels) % SAMPLE_ARRAY_SIZE];
766 int score = a - d;
767 if (h < score && (b ^ c) < 0) {
768 h = score;
769 i_start = idx;
6c7165c7 770 }
ac50bcc8
MN
771 }
772 }
773
5e0257e3
FB
774 s->last_i_start = i_start;
775 } else {
776 i_start = s->last_i_start;
01310af2
FB
777 }
778
01310af2 779 bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
da7c65f0 780 if (s->show_audio == 1) {
6c7165c7
JM
781 fill_rectangle(screen,
782 s->xleft, s->ytop, s->width, s->height,
783 bgcolor);
784
785 fgcolor = SDL_MapRGB(screen->format, 0xff, 0xff, 0xff);
786
787 /* total height for one channel */
788 h = s->height / nb_display_channels;
789 /* graph height / 2 */
790 h2 = (h * 9) / 20;
da7c65f0 791 for (ch = 0; ch < nb_display_channels; ch++) {
6c7165c7
JM
792 i = i_start + ch;
793 y1 = s->ytop + ch * h + (h / 2); /* position of center line */
da7c65f0 794 for (x = 0; x < s->width; x++) {
6c7165c7
JM
795 y = (s->sample_array[i] * h2) >> 15;
796 if (y < 0) {
797 y = -y;
798 ys = y1 - y;
799 } else {
800 ys = y1;
801 }
802 fill_rectangle(screen,
803 s->xleft + x, ys, 1, y,
804 fgcolor);
805 i += channels;
806 if (i >= SAMPLE_ARRAY_SIZE)
807 i -= SAMPLE_ARRAY_SIZE;
01310af2 808 }
01310af2 809 }
01310af2 810
6c7165c7 811 fgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0xff);
01310af2 812
da7c65f0 813 for (ch = 1; ch < nb_display_channels; ch++) {
6c7165c7
JM
814 y = s->ytop + ch * h;
815 fill_rectangle(screen,
816 s->xleft, y, s->width, 1,
817 fgcolor);
818 }
819 SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
da7c65f0 820 } else {
12eeda34 821 nb_display_channels= FFMIN(nb_display_channels, 2);
da7c65f0 822 if (rdft_bits != s->rdft_bits) {
166621ab 823 av_rdft_end(s->rdft);
7dbbf6a1 824 av_free(s->rdft_data);
166621ab 825 s->rdft = av_rdft_init(rdft_bits, DFT_R2C);
da7c65f0
AD
826 s->rdft_bits = rdft_bits;
827 s->rdft_data = av_malloc(4 * nb_freq * sizeof(*s->rdft_data));
12eeda34 828 }
12eeda34 829 {
7dbbf6a1 830 FFTSample *data[2];
da7c65f0
AD
831 for (ch = 0; ch < nb_display_channels; ch++) {
832 data[ch] = s->rdft_data + 2 * nb_freq * ch;
12eeda34 833 i = i_start + ch;
da7c65f0
AD
834 for (x = 0; x < 2 * nb_freq; x++) {
835 double w = (x-nb_freq) * (1.0 / nb_freq);
836 data[ch][x] = s->sample_array[i] * (1.0 - w * w);
12eeda34
MN
837 i += channels;
838 if (i >= SAMPLE_ARRAY_SIZE)
839 i -= SAMPLE_ARRAY_SIZE;
840 }
166621ab 841 av_rdft_calc(s->rdft, data[ch]);
12eeda34 842 }
03039f4c
DB
843 /* Least efficient way to do this, we should of course
844 * directly access it but it is more than fast enough. */
da7c65f0
AD
845 for (y = 0; y < s->height; y++) {
846 double w = 1 / sqrt(nb_freq);
847 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]));
848 int b = (nb_display_channels == 2 ) ? sqrt(w * sqrt(data[1][2 * y + 0] * data[1][2 * y + 0]
849 + data[1][2 * y + 1] * data[1][2 * y + 1])) : a;
850 a = FFMIN(a, 255);
851 b = FFMIN(b, 255);
852 fgcolor = SDL_MapRGB(screen->format, a, b, (a + b) / 2);
12eeda34
MN
853
854 fill_rectangle(screen,
855 s->xpos, s->height-y, 1, 1,
856 fgcolor);
857 }
858 }
859 SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height);
860 s->xpos++;
da7c65f0 861 if (s->xpos >= s->width)
12eeda34
MN
862 s->xpos= s->xleft;
863 }
01310af2
FB
864}
865
21bbc345 866static int video_open(PlayerState *is)
da7c65f0
AD
867{
868 int flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
990c8438
MN
869 int w,h;
870
da7c65f0
AD
871 if (is_full_screen) flags |= SDL_FULLSCREEN;
872 else flags |= SDL_RESIZABLE;
fb84155b 873
990c8438
MN
874 if (is_full_screen && fs_screen_width) {
875 w = fs_screen_width;
876 h = fs_screen_height;
da7c65f0 877 } else if (!is_full_screen && screen_width) {
fb84155b
MN
878 w = screen_width;
879 h = screen_height;
917d2bb3 880#if CONFIG_AVFILTER
da7c65f0 881 } else if (is->out_video_filter && is->out_video_filter->inputs[0]) {
917d2bb3
MN
882 w = is->out_video_filter->inputs[0]->w;
883 h = is->out_video_filter->inputs[0]->h;
884#else
da7c65f0 885 } else if (is->video_st && is->video_st->codec->width) {
fb84155b
MN
886 w = is->video_st->codec->width;
887 h = is->video_st->codec->height;
917d2bb3 888#endif
990c8438 889 } else {
fb84155b
MN
890 w = 640;
891 h = 480;
990c8438 892 }
da7c65f0 893 if (screen && is->width == screen->w && screen->w == w
d3d7b12e
MN
894 && is->height== screen->h && screen->h == h)
895 return 0;
896
ec5e5212
LB
897#if defined(__APPLE__) && !SDL_VERSION_ATLEAST(1, 2, 14)
898 /* setting bits_per_pixel = 0 or 32 causes blank video on OS X and older SDL */
990c8438 899 screen = SDL_SetVideoMode(w, h, 24, flags);
ec5e5212
LB
900#else
901 screen = SDL_SetVideoMode(w, h, 0, flags);
990c8438
MN
902#endif
903 if (!screen) {
904 fprintf(stderr, "SDL: could not set video mode - exiting\n");
905 return -1;
906 }
076db5ed
RK
907 if (!window_title)
908 window_title = input_filename;
909 SDL_WM_SetCaption(window_title, window_title);
990c8438 910
da7c65f0 911 is->width = screen->w;
990c8438
MN
912 is->height = screen->h;
913
914 return 0;
915}
8c982c5d 916
01310af2 917/* display the current picture, if any */
21bbc345 918static void video_display(PlayerState *is)
01310af2 919{
da7c65f0 920 if (!screen)
611ba89b 921 video_open(player);
115329f1 922 if (is->audio_st && is->show_audio)
01310af2
FB
923 video_audio_display(is);
924 else if (is->video_st)
925 video_image_display(is);
926}
927
d38c9e7a 928static int refresh_thread(void *opaque)
01310af2 929{
21bbc345 930 PlayerState *is= opaque;
da7c65f0 931 while (!is->abort_request) {
d881a0e8
SS
932 SDL_Event event;
933 event.type = FF_REFRESH_EVENT;
934 event.user.data1 = opaque;
da7c65f0
AD
935 if (!is->refresh) {
936 is->refresh = 1;
d881a0e8 937 SDL_PushEvent(&event);
d38c9e7a 938 }
896bb0d7 939 av_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
940 }
941 return 0;
01310af2
FB
942}
943
638c9d91 944/* get the current audio clock value */
21bbc345 945static double get_audio_clock(PlayerState *is)
638c9d91
FB
946{
947 double pts;
948 int hw_buf_size, bytes_per_sec;
949 pts = is->audio_clock;
950 hw_buf_size = audio_write_get_buf_size(is);
951 bytes_per_sec = 0;
952 if (is->audio_st) {
6304f78e 953 bytes_per_sec = is->sdl_sample_rate * is->sdl_channels *
f1ffb01e 954 av_get_bytes_per_sample(is->sdl_sample_fmt);
638c9d91
FB
955 }
956 if (bytes_per_sec)
957 pts -= (double)hw_buf_size / bytes_per_sec;
958 return pts;
959}
960
961/* get the current video clock value */
21bbc345 962static double get_video_clock(PlayerState *is)
638c9d91 963{
04108619 964 if (is->paused) {
41a4cd0c 965 return is->video_current_pts;
72ea344b 966 } else {
248d8fb6 967 return is->video_current_pts_drift + av_gettime_relative() / 1000000.0;
72ea344b 968 }
638c9d91
FB
969}
970
971/* get the current external clock value */
21bbc345 972static double get_external_clock(PlayerState *is)
638c9d91
FB
973{
974 int64_t ti;
248d8fb6 975 ti = av_gettime_relative();
638c9d91
FB
976 return is->external_clock + ((ti - is->external_clock_time) * 1e-6);
977}
978
979/* get the current master clock value */
21bbc345 980static double get_master_clock(PlayerState *is)
638c9d91
FB
981{
982 double val;
983
72ea344b
FB
984 if (is->av_sync_type == AV_SYNC_VIDEO_MASTER) {
985 if (is->video_st)
986 val = get_video_clock(is);
987 else
988 val = get_audio_clock(is);
989 } else if (is->av_sync_type == AV_SYNC_AUDIO_MASTER) {
990 if (is->audio_st)
991 val = get_audio_clock(is);
992 else
993 val = get_video_clock(is);
994 } else {
638c9d91 995 val = get_external_clock(is);
72ea344b 996 }
638c9d91
FB
997 return val;
998}
999
72ea344b 1000/* seek in the stream */
21bbc345 1001static void stream_seek(PlayerState *is, int64_t pos, int64_t rel, int seek_by_bytes)
72ea344b 1002{
687fae2b
IW
1003 if (!is->seek_req) {
1004 is->seek_pos = pos;
4ed29207 1005 is->seek_rel = rel;
3890dd3a 1006 is->seek_flags &= ~AVSEEK_FLAG_BYTE;
94b594c6
SH
1007 if (seek_by_bytes)
1008 is->seek_flags |= AVSEEK_FLAG_BYTE;
687fae2b
IW
1009 is->seek_req = 1;
1010 }
72ea344b
FB
1011}
1012
1013/* pause or resume the video */
21bbc345 1014static void stream_pause(PlayerState *is)
72ea344b 1015{
68aefbe8 1016 if (is->paused) {
248d8fb6 1017 is->frame_timer += av_gettime_relative() / 1000000.0 + is->video_current_pts_drift - is->video_current_pts;
da7c65f0 1018 if (is->read_pause_return != AVERROR(ENOSYS)) {
248d8fb6 1019 is->video_current_pts = is->video_current_pts_drift + av_gettime_relative() / 1000000.0;
f5668147 1020 }
248d8fb6 1021 is->video_current_pts_drift = is->video_current_pts - av_gettime_relative() / 1000000.0;
72ea344b 1022 }
68aefbe8 1023 is->paused = !is->paused;
72ea344b
FB
1024}
1025
21bbc345 1026static double compute_target_time(double frame_current_pts, PlayerState *is)
49410784 1027{
06f4b1e3 1028 double delay, sync_threshold, diff = 0;
49410784
TB
1029
1030 /* compute nominal delay */
1031 delay = frame_current_pts - is->frame_last_pts;
1032 if (delay <= 0 || delay >= 10.0) {
1033 /* if incorrect delay, use previous one */
1034 delay = is->frame_last_delay;
443658fd 1035 } else {
712de377 1036 is->frame_last_delay = delay;
443658fd 1037 }
49410784
TB
1038 is->frame_last_pts = frame_current_pts;
1039
1040 /* update delay to follow master synchronisation source */
1041 if (((is->av_sync_type == AV_SYNC_AUDIO_MASTER && is->audio_st) ||
1042 is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
1043 /* if video is slave, we try to correct big delays by
1044 duplicating or deleting a frame */
f04c6e35 1045 diff = get_video_clock(is) - get_master_clock(is);
49410784
TB
1046
1047 /* skip or repeat frame. We take into account the
1048 delay to compute the threshold. I still don't know
1049 if it is the best guess */
1050 sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay);
1051 if (fabs(diff) < AV_NOSYNC_THRESHOLD) {
1052 if (diff <= -sync_threshold)
1053 delay = 0;
1054 else if (diff >= sync_threshold)
1055 delay = 2 * delay;
1056 }
1057 }
49410784 1058 is->frame_timer += delay;
8543f0f9 1059
1a3eb042 1060 av_log(NULL, AV_LOG_TRACE, "video: delay=%0.3f pts=%0.3f A-V=%f\n",
8543f0f9 1061 delay, frame_current_pts, -diff);
eecc17a7 1062
d38c9e7a 1063 return is->frame_timer;
49410784
TB
1064}
1065
01310af2
FB
1066/* called to display each frame */
1067static void video_refresh_timer(void *opaque)
1068{
21bbc345 1069 PlayerState *is = opaque;
01310af2 1070 VideoPicture *vp;
638c9d91 1071
72ce053b 1072 SubPicture *sp, *sp2;
01310af2
FB
1073
1074 if (is->video_st) {
d38c9e7a 1075retry:
01310af2 1076 if (is->pictq_size == 0) {
da7c65f0 1077 // nothing to do, no picture to display in the que
01310af2 1078 } else {
248d8fb6 1079 double time = av_gettime_relative() / 1000000.0;
d38c9e7a 1080 double next_target;
638c9d91 1081 /* dequeue the picture */
01310af2 1082 vp = &is->pictq[is->pictq_rindex];
638c9d91 1083
da7c65f0 1084 if (time < vp->target_clock)
d38c9e7a 1085 return;
638c9d91
FB
1086 /* update current video pts */
1087 is->video_current_pts = vp->pts;
d38c9e7a 1088 is->video_current_pts_drift = is->video_current_pts - time;
a3cc2160 1089 is->video_current_pos = vp->pos;
da7c65f0
AD
1090 if (is->pictq_size > 1) {
1091 VideoPicture *nextvp = &is->pictq[(is->pictq_rindex + 1) % VIDEO_PICTURE_QUEUE_SIZE];
d38c9e7a
MN
1092 assert(nextvp->target_clock >= vp->target_clock);
1093 next_target= nextvp->target_clock;
da7c65f0
AD
1094 } else {
1095 next_target = vp->target_clock + is->video_clock - vp->pts; // FIXME pass durations cleanly
d38c9e7a 1096 }
da7c65f0 1097 if (framedrop && time > next_target) {
d38c9e7a 1098 is->skip_frames *= 1.0 + FRAME_SKIP_FACTOR;
da7c65f0 1099 if (is->pictq_size > 1 || time > next_target + 0.5) {
d38c9e7a
MN
1100 /* update queue size and signal for next picture */
1101 if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
1102 is->pictq_rindex = 0;
1103
1104 SDL_LockMutex(is->pictq_mutex);
1105 is->pictq_size--;
1106 SDL_CondSignal(is->pictq_cond);
1107 SDL_UnlockMutex(is->pictq_mutex);
1108 goto retry;
1109 }
1110 }
638c9d91 1111
da7c65f0 1112 if (is->subtitle_st) {
72ce053b
IC
1113 if (is->subtitle_stream_changed) {
1114 SDL_LockMutex(is->subpq_mutex);
115329f1 1115
72ce053b
IC
1116 while (is->subpq_size) {
1117 free_subpicture(&is->subpq[is->subpq_rindex]);
115329f1 1118
72ce053b
IC
1119 /* update queue size and signal for next picture */
1120 if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
1121 is->subpq_rindex = 0;
115329f1 1122
72ce053b
IC
1123 is->subpq_size--;
1124 }
1125 is->subtitle_stream_changed = 0;
1126
1127 SDL_CondSignal(is->subpq_cond);
1128 SDL_UnlockMutex(is->subpq_mutex);
1129 } else {
1130 if (is->subpq_size > 0) {
1131 sp = &is->subpq[is->subpq_rindex];
1132
1133 if (is->subpq_size > 1)
1134 sp2 = &is->subpq[(is->subpq_rindex + 1) % SUBPICTURE_QUEUE_SIZE];
1135 else
1136 sp2 = NULL;
1137
1138 if ((is->video_current_pts > (sp->pts + ((float) sp->sub.end_display_time / 1000)))
1139 || (sp2 && is->video_current_pts > (sp2->pts + ((float) sp2->sub.start_display_time / 1000))))
1140 {
1141 free_subpicture(sp);
1142
1143 /* update queue size and signal for next picture */
1144 if (++is->subpq_rindex == SUBPICTURE_QUEUE_SIZE)
1145 is->subpq_rindex = 0;
1146
1147 SDL_LockMutex(is->subpq_mutex);
1148 is->subpq_size--;
1149 SDL_CondSignal(is->subpq_cond);
1150 SDL_UnlockMutex(is->subpq_mutex);
1151 }
1152 }
1153 }
1154 }
1155
01310af2 1156 /* display picture */
112c4b87 1157 if (!display_disable)
24d13ebc 1158 video_display(is);
115329f1 1159
01310af2
FB
1160 /* update queue size and signal for next picture */
1161 if (++is->pictq_rindex == VIDEO_PICTURE_QUEUE_SIZE)
1162 is->pictq_rindex = 0;
115329f1 1163
01310af2
FB
1164 SDL_LockMutex(is->pictq_mutex);
1165 is->pictq_size--;
1166 SDL_CondSignal(is->pictq_cond);
1167 SDL_UnlockMutex(is->pictq_mutex);
1168 }
1169 } else if (is->audio_st) {
1170 /* draw the next audio frame */
1171
01310af2
FB
1172 /* if only audio stream, then display the audio bars (better
1173 than nothing, just to test the implementation */
115329f1 1174
01310af2 1175 /* display picture */
112c4b87 1176 if (!display_disable)
24d13ebc 1177 video_display(is);
01310af2
FB
1178 }
1179 if (show_status) {
1180 static int64_t last_time;
1181 int64_t cur_time;
72ce053b 1182 int aqsize, vqsize, sqsize;
638c9d91 1183 double av_diff;
115329f1 1184
248d8fb6 1185 cur_time = av_gettime_relative();
1e1a0b18 1186 if (!last_time || (cur_time - last_time) >= 30000) {
01310af2
FB
1187 aqsize = 0;
1188 vqsize = 0;
72ce053b 1189 sqsize = 0;
01310af2
FB
1190 if (is->audio_st)
1191 aqsize = is->audioq.size;
1192 if (is->video_st)
1193 vqsize = is->videoq.size;
72ce053b
IC
1194 if (is->subtitle_st)
1195 sqsize = is->subtitleq.size;
638c9d91
FB
1196 av_diff = 0;
1197 if (is->audio_st && is->video_st)
1198 av_diff = get_audio_clock(is) - get_video_clock(is);
382f3a5b 1199 printf("%7.2f A-V:%7.3f s:%3.1f aq=%5dKB vq=%5dKB sq=%5dB f=%"PRId64"/%"PRId64" \r",
da7c65f0
AD
1200 get_master_clock(is), av_diff, FFMAX(is->skip_frames - 1, 0), aqsize / 1024,
1201 vqsize / 1024, sqsize, is->pts_ctx.num_faulty_dts, is->pts_ctx.num_faulty_pts);
01310af2
FB
1202 fflush(stdout);
1203 last_time = cur_time;
1204 }
1205 }
1206}
1207
21bbc345 1208static void player_close(PlayerState *is)
f7b8c814
MS
1209{
1210 VideoPicture *vp;
1211 int i;
1212 /* XXX: use a special url_shutdown call to abort parse cleanly */
1213 is->abort_request = 1;
1214 SDL_WaitThread(is->parse_tid, NULL);
1215 SDL_WaitThread(is->refresh_tid, NULL);
1216
1217 /* free all pictures */
da7c65f0 1218 for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
f7b8c814 1219 vp = &is->pictq[i];
f7b8c814
MS
1220 if (vp->bmp) {
1221 SDL_FreeYUVOverlay(vp->bmp);
1222 vp->bmp = NULL;
1223 }
1224 }
1225 SDL_DestroyMutex(is->pictq_mutex);
1226 SDL_DestroyCond(is->pictq_cond);
1227 SDL_DestroyMutex(is->subpq_mutex);
1228 SDL_DestroyCond(is->subpq_cond);
1229#if !CONFIG_AVFILTER
1230 if (is->img_convert_ctx)
1231 sws_freeContext(is->img_convert_ctx);
1232#endif
f7b8c814
MS
1233}
1234
1235static void do_exit(void)
1236{
611ba89b
LB
1237 if (player) {
1238 player_close(player);
1239 player = NULL;
f7b8c814 1240 }
a5c33faa 1241 uninit_opts();
776f2bb9 1242 avformat_network_deinit();
f7b8c814
MS
1243 if (show_status)
1244 printf("\n");
1245 SDL_Quit();
6b6bca64 1246 av_log(NULL, AV_LOG_QUIET, "");
f7b8c814
MS
1247 exit(0);
1248}
1249
01310af2
FB
1250/* allocate a picture (needs to do that in main thread to avoid
1251 potential locking problems */
1252static void alloc_picture(void *opaque)
1253{
21bbc345 1254 PlayerState *is = opaque;
01310af2 1255 VideoPicture *vp;
01310af2
FB
1256
1257 vp = &is->pictq[is->pictq_windex];
1258
1259 if (vp->bmp)
1260 SDL_FreeYUVOverlay(vp->bmp);
1261
917d2bb3 1262#if CONFIG_AVFILTER
917d2bb3
MN
1263 vp->width = is->out_video_filter->inputs[0]->w;
1264 vp->height = is->out_video_filter->inputs[0]->h;
1265 vp->pix_fmt = is->out_video_filter->inputs[0]->format;
1266#else
1267 vp->width = is->video_st->codec->width;
1268 vp->height = is->video_st->codec->height;
1269 vp->pix_fmt = is->video_st->codec->pix_fmt;
1270#endif
1271
1272 vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height,
115329f1 1273 SDL_YV12_OVERLAY,
61890b02 1274 screen);
cb036f90
MS
1275 if (!vp->bmp || vp->bmp->pitches[0] < vp->width) {
1276 /* SDL allocates a buffer smaller than requested if the video
1277 * overlay hardware is unable to support the requested size. */
1278 fprintf(stderr, "Error: the video system does not support an image\n"
2bcbd984 1279 "size of %dx%d pixels. Try using -vf \"scale=w:h\"\n"
cb036f90
MS
1280 "to reduce the image size.\n", vp->width, vp->height );
1281 do_exit();
1282 }
01310af2
FB
1283
1284 SDL_LockMutex(is->pictq_mutex);
1285 vp->allocated = 1;
1286 SDL_CondSignal(is->pictq_cond);
1287 SDL_UnlockMutex(is->pictq_mutex);
1288}
1289
c1ef30a6
DB
1290/* The 'pts' parameter is the dts of the packet / pts of the frame and
1291 * guessed if not known. */
21bbc345 1292static int queue_picture(PlayerState *is, AVFrame *src_frame, double pts, int64_t pos)
01310af2
FB
1293{
1294 VideoPicture *vp;
ff7956fc 1295#if !CONFIG_AVFILTER
716d413c 1296 int dst_pix_fmt = AV_PIX_FMT_YUV420P;
917d2bb3 1297#endif
01310af2
FB
1298 /* wait until we have space to put a new picture */
1299 SDL_LockMutex(is->pictq_mutex);
d38c9e7a 1300
da7c65f0
AD
1301 if (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && !is->refresh)
1302 is->skip_frames = FFMAX(1.0 - FRAME_SKIP_FACTOR, is->skip_frames * (1.0 - FRAME_SKIP_FACTOR));
d38c9e7a 1303
01310af2
FB
1304 while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE &&
1305 !is->videoq.abort_request) {
1306 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
1307 }
1308 SDL_UnlockMutex(is->pictq_mutex);
115329f1 1309
01310af2
FB
1310 if (is->videoq.abort_request)
1311 return -1;
1312
1313 vp = &is->pictq[is->pictq_windex];
1314
cf280ed0
MS
1315 vp->sar = src_frame->sample_aspect_ratio;
1316
01310af2 1317 /* alloc or resize hardware picture buffer */
fec5777e 1318 if (!vp->bmp || vp->reallocate ||
917d2bb3
MN
1319#if CONFIG_AVFILTER
1320 vp->width != is->out_video_filter->inputs[0]->w ||
1321 vp->height != is->out_video_filter->inputs[0]->h) {
1322#else
01f4895c
MN
1323 vp->width != is->video_st->codec->width ||
1324 vp->height != is->video_st->codec->height) {
917d2bb3 1325#endif
01310af2
FB
1326 SDL_Event event;
1327
fec5777e
MB
1328 vp->allocated = 0;
1329 vp->reallocate = 0;
01310af2
FB
1330
1331 /* the allocation must be done in the main thread to avoid
1332 locking problems */
1333 event.type = FF_ALLOC_EVENT;
1334 event.user.data1 = is;
1335 SDL_PushEvent(&event);
115329f1 1336
01310af2
FB
1337 /* wait until the picture is allocated */
1338 SDL_LockMutex(is->pictq_mutex);
1339 while (!vp->allocated && !is->videoq.abort_request) {
1340 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
1341 }
1342 SDL_UnlockMutex(is->pictq_mutex);
1343
1344 if (is->videoq.abort_request)
1345 return -1;
1346 }
1347
638c9d91 1348 /* if the frame is not skipped, then display it */
01310af2 1349 if (vp->bmp) {
ff7956fc
VG
1350 uint8_t *data[4];
1351 int linesize[4];
fbf1b885 1352
01310af2
FB
1353 /* get a pointer on the bitmap */
1354 SDL_LockYUVOverlay (vp->bmp);
1355
ff7956fc
VG
1356 data[0] = vp->bmp->pixels[0];
1357 data[1] = vp->bmp->pixels[2];
1358 data[2] = vp->bmp->pixels[1];
01310af2 1359
ff7956fc
VG
1360 linesize[0] = vp->bmp->pitches[0];
1361 linesize[1] = vp->bmp->pitches[2];
1362 linesize[2] = vp->bmp->pitches[1];
917d2bb3
MN
1363
1364#if CONFIG_AVFILTER
da7c65f0 1365 // FIXME use direct rendering
ff7956fc
VG
1366 av_image_copy(data, linesize, src_frame->data, src_frame->linesize,
1367 vp->pix_fmt, vp->width, vp->height);
917d2bb3 1368#else
e2718e7a 1369 av_opt_get_int(sws_opts, "sws_flags", 0, &sws_flags);
3ac56e28 1370 is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
917d2bb3 1371 vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
feb7bc67 1372 dst_pix_fmt, sws_flags, NULL, NULL, NULL);
f929ab05 1373 if (!is->img_convert_ctx) {
26ba8235
AB
1374 fprintf(stderr, "Cannot initialize the conversion context\n");
1375 exit(1);
1376 }
3ac56e28 1377 sws_scale(is->img_convert_ctx, src_frame->data, src_frame->linesize,
ff7956fc 1378 0, vp->height, data, linesize);
917d2bb3 1379#endif
01310af2
FB
1380 /* update the bitmap content */
1381 SDL_UnlockYUVOverlay(vp->bmp);
1382
638c9d91 1383 vp->pts = pts;
1a620dd7 1384 vp->pos = pos;
01310af2
FB
1385
1386 /* now we can update the picture count */
1387 if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE)
1388 is->pictq_windex = 0;
1389 SDL_LockMutex(is->pictq_mutex);
da7c65f0 1390 vp->target_clock = compute_target_time(vp->pts, is);
d38c9e7a 1391
01310af2
FB
1392 is->pictq_size++;
1393 SDL_UnlockMutex(is->pictq_mutex);
1394 }
638c9d91
FB
1395 return 0;
1396}
1397
c1ef30a6
DB
1398/* Compute the exact PTS for the picture if it is omitted in the stream.
1399 * The 'pts1' parameter is the dts of the packet / pts of the frame. */
21bbc345 1400static int output_picture2(PlayerState *is, AVFrame *src_frame, double pts1, int64_t pos)
638c9d91
FB
1401{
1402 double frame_delay, pts;
354468fc 1403 int ret;
115329f1 1404
638c9d91
FB
1405 pts = pts1;
1406
01310af2 1407 if (pts != 0) {
638c9d91 1408 /* update video clock with pts, if present */
01310af2
FB
1409 is->video_clock = pts;
1410 } else {
72ea344b
FB
1411 pts = is->video_clock;
1412 }
1413 /* update video clock for next frame */
01f4895c 1414 frame_delay = av_q2d(is->video_st->codec->time_base);
72ea344b
FB
1415 /* for MPEG2, the frame can be repeated, so we update the
1416 clock accordingly */
267e9dfa 1417 frame_delay += src_frame->repeat_pict * (frame_delay * 0.5);
72ea344b 1418 is->video_clock += frame_delay;
638c9d91 1419
354468fc
AK
1420 ret = queue_picture(is, src_frame, pts, pos);
1421 av_frame_unref(src_frame);
1422 return ret;
01310af2
FB
1423}
1424
21bbc345 1425static int get_video_frame(PlayerState *is, AVFrame *frame, int64_t *pts, AVPacket *pkt)
01310af2 1426{
98704131 1427 int got_picture, i;
01310af2 1428
199c18a7
SS
1429 if (packet_queue_get(&is->videoq, pkt, 1) < 0)
1430 return -1;
6c7d3ead 1431
199c18a7
SS
1432 if (pkt->data == flush_pkt.data) {
1433 avcodec_flush_buffers(is->video_st->codec);
6c7d3ead 1434
199c18a7 1435 SDL_LockMutex(is->pictq_mutex);
da7c65f0 1436 // Make sure there are no long delay timers (ideally we should just flush the que but thats harder)
199c18a7
SS
1437 for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
1438 is->pictq[i].target_clock= 0;
1439 }
1440 while (is->pictq_size && !is->videoq.abort_request) {
1441 SDL_CondWait(is->pictq_cond, is->pictq_mutex);
39c6a118 1442 }
199c18a7
SS
1443 is->video_current_pos = -1;
1444 SDL_UnlockMutex(is->pictq_mutex);
39c6a118 1445
199c18a7
SS
1446 init_pts_correction(&is->pts_ctx);
1447 is->frame_last_pts = AV_NOPTS_VALUE;
1448 is->frame_last_delay = 0;
248d8fb6 1449 is->frame_timer = (double)av_gettime_relative() / 1000000.0;
199c18a7
SS
1450 is->skip_frames = 1;
1451 is->skip_frames_index = 0;
1452 return 0;
1453 }
7a8bfa5d 1454
98704131 1455 avcodec_decode_video2(is->video_st->codec, frame, &got_picture, pkt);
199c18a7
SS
1456
1457 if (got_picture) {
1458 if (decoder_reorder_pts == -1) {
6b474953 1459 *pts = guess_correct_pts(&is->pts_ctx, frame->pkt_pts, frame->pkt_dts);
199c18a7 1460 } else if (decoder_reorder_pts) {
28550804 1461 *pts = frame->pkt_pts;
199c18a7 1462 } else {
6b474953 1463 *pts = frame->pkt_dts;
199c18a7
SS
1464 }
1465
1466 if (*pts == AV_NOPTS_VALUE) {
1467 *pts = 0;
99e0b12b 1468 }
db0a9432
VP
1469 if (is->video_st->sample_aspect_ratio.num) {
1470 frame->sample_aspect_ratio = is->video_st->sample_aspect_ratio;
1471 }
41db429d 1472
d38c9e7a 1473 is->skip_frames_index += 1;
da7c65f0 1474 if (is->skip_frames_index >= is->skip_frames) {
d38c9e7a
MN
1475 is->skip_frames_index -= FFMAX(is->skip_frames, 1.0);
1476 return 1;
1477 }
354468fc 1478 av_frame_unref(frame);
d38c9e7a 1479 }
917d2bb3
MN
1480 return 0;
1481}
1482
1483#if CONFIG_AVFILTER
21bbc345 1484static int configure_video_filters(AVFilterGraph *graph, PlayerState *is, const char *vfilters)
917d2bb3 1485{
3f073fa2 1486 char sws_flags_str[128];
67339f6e 1487 char buffersrc_args[256];
75ea596d 1488 int ret;
21180b73 1489 AVFilterContext *filt_src = NULL, *filt_out = NULL, *last_filter;
67339f6e
AK
1490 AVCodecContext *codec = is->video_st->codec;
1491
e2718e7a 1492 snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%"PRId64, sws_flags);
3f073fa2 1493 graph->scale_sws_opts = av_strdup(sws_flags_str);
917d2bb3 1494
67339f6e
AK
1495 snprintf(buffersrc_args, sizeof(buffersrc_args), "%d:%d:%d:%d:%d:%d:%d",
1496 codec->width, codec->height, codec->pix_fmt,
1497 is->video_st->time_base.num, is->video_st->time_base.den,
1498 codec->sample_aspect_ratio.num, codec->sample_aspect_ratio.den);
1499
1500
1501 if ((ret = avfilter_graph_create_filter(&filt_src,
1502 avfilter_get_by_name("buffer"),
1503 "src", buffersrc_args, NULL,
1504 graph)) < 0)
71a1d111 1505 return ret;
ac712309
AK
1506 if ((ret = avfilter_graph_create_filter(&filt_out,
1507 avfilter_get_by_name("buffersink"),
1508 "out", NULL, NULL, graph)) < 0)
71a1d111 1509 return ret;
917d2bb3 1510
21180b73
MS
1511 last_filter = filt_out;
1512
1513/* Note: this macro adds a filter before the lastly added filter, so the
1514 * processing order of the filters is in reverse */
1515#define INSERT_FILT(name, arg) do { \
1516 AVFilterContext *filt_ctx; \
1517 \
1518 ret = avfilter_graph_create_filter(&filt_ctx, \
1519 avfilter_get_by_name(name), \
1520 "avplay_" name, arg, NULL, graph); \
1521 if (ret < 0) \
1522 return ret; \
1523 \
1524 ret = avfilter_link(filt_ctx, 0, last_filter, 0); \
1525 if (ret < 0) \
1526 return ret; \
1527 \
1528 last_filter = filt_ctx; \
1529} while (0)
1530
1531 INSERT_FILT("format", "yuv420p");
ac712309 1532
e2d50fc2
MS
1533 if (autorotate) {
1534 uint8_t* displaymatrix = av_stream_get_side_data(is->video_st,
1535 AV_PKT_DATA_DISPLAYMATRIX, NULL);
1536 if (displaymatrix) {
1537 double rot = av_display_rotation_get((int32_t*) displaymatrix);
1538 if (rot < -135 || rot > 135) {
1539 INSERT_FILT("vflip", NULL);
1540 INSERT_FILT("hflip", NULL);
1541 } else if (rot < -45) {
1542 INSERT_FILT("transpose", "dir=clock");
1543 } else if (rot > 45) {
1544 INSERT_FILT("transpose", "dir=cclock");
1545 }
1546 }
1547 }
1548
da7c65f0 1549 if (vfilters) {
91d3cbe0
SS
1550 AVFilterInOut *outputs = avfilter_inout_alloc();
1551 AVFilterInOut *inputs = avfilter_inout_alloc();
917d2bb3
MN
1552
1553 outputs->name = av_strdup("in");
7313132b 1554 outputs->filter_ctx = filt_src;
917d2bb3
MN
1555 outputs->pad_idx = 0;
1556 outputs->next = NULL;
1557
1558 inputs->name = av_strdup("out");
21180b73 1559 inputs->filter_ctx = last_filter;
917d2bb3
MN
1560 inputs->pad_idx = 0;
1561 inputs->next = NULL;
1562
75ea596d 1563 if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
71a1d111 1564 return ret;
917d2bb3 1565 } else {
21180b73 1566 if ((ret = avfilter_link(filt_src, 0, last_filter, 0)) < 0)
71a1d111 1567 return ret;
917d2bb3 1568 }
917d2bb3 1569
75ea596d 1570 if ((ret = avfilter_graph_config(graph, NULL)) < 0)
71a1d111 1571 return ret;
917d2bb3 1572
67339f6e 1573 is->in_video_filter = filt_src;
917d2bb3 1574 is->out_video_filter = filt_out;
71a1d111 1575
75ea596d
SS
1576 return ret;
1577}
1578
1579#endif /* CONFIG_AVFILTER */
1580
1581static int video_thread(void *arg)
1582{
906f9dce 1583 AVPacket pkt = { 0 };
21bbc345 1584 PlayerState *is = arg;
354468fc 1585 AVFrame *frame = av_frame_alloc();
75ea596d
SS
1586 int64_t pts_int;
1587 double pts;
1588 int ret;
1589
1590#if CONFIG_AVFILTER
1591 AVFilterGraph *graph = avfilter_graph_alloc();
67339f6e 1592 AVFilterContext *filt_out = NULL, *filt_in = NULL;
428c59d9
K
1593 int last_w = is->video_st->codec->width;
1594 int last_h = is->video_st->codec->height;
336d2f09
FT
1595 if (!graph) {
1596 av_frame_free(&frame);
d450cb07 1597 return AVERROR(ENOMEM);
336d2f09 1598 }
75ea596d
SS
1599
1600 if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
1601 goto the_end;
67339f6e 1602 filt_in = is->in_video_filter;
75ea596d 1603 filt_out = is->out_video_filter;
917d2bb3
MN
1604#endif
1605
336d2f09
FT
1606 if (!frame) {
1607#if CONFIG_AVFILTER
1608 avfilter_graph_free(&graph);
1609#endif
266f2411 1610 return AVERROR(ENOMEM);
336d2f09 1611 }
266f2411 1612
da7c65f0 1613 for (;;) {
67339f6e 1614#if CONFIG_AVFILTER
387b4ac9 1615 AVRational tb;
917d2bb3
MN
1616#endif
1617 while (is->paused && !is->videoq.abort_request)
1618 SDL_Delay(10);
67339f6e 1619
ce70f28a 1620 av_packet_unref(&pkt);
906f9dce 1621
67339f6e
AK
1622 ret = get_video_frame(is, frame, &pts_int, &pkt);
1623 if (ret < 0)
1624 goto the_end;
67339f6e
AK
1625
1626 if (!ret)
1627 continue;
1628
917d2bb3 1629#if CONFIG_AVFILTER
428c59d9
K
1630 if ( last_w != is->video_st->codec->width
1631 || last_h != is->video_st->codec->height) {
1a3eb042 1632 av_log(NULL, AV_LOG_TRACE, "Changing size %dx%d -> %dx%d\n", last_w, last_h,
428c59d9
K
1633 is->video_st->codec->width, is->video_st->codec->height);
1634 avfilter_graph_free(&graph);
1635 graph = avfilter_graph_alloc();
1636 if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
1637 goto the_end;
2696789c 1638 filt_in = is->in_video_filter;
428c59d9
K
1639 filt_out = is->out_video_filter;
1640 last_w = is->video_st->codec->width;
1641 last_h = is->video_st->codec->height;
1642 }
67339f6e
AK
1643
1644 frame->pts = pts_int;
354468fc
AK
1645 ret = av_buffersrc_add_frame(filt_in, frame);
1646 if (ret < 0)
1647 goto the_end;
67339f6e
AK
1648
1649 while (ret >= 0) {
354468fc 1650 ret = av_buffersink_get_frame(filt_out, frame);
67339f6e
AK
1651 if (ret < 0) {
1652 ret = 0;
1653 break;
1654 }
1655
354468fc 1656 pts_int = frame->pts;
ac712309 1657 tb = filt_out->inputs[0]->time_base;
67339f6e
AK
1658 if (av_cmp_q(tb, is->video_st->time_base)) {
1659 av_unused int64_t pts1 = pts_int;
1660 pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base);
1a3eb042 1661 av_log(NULL, AV_LOG_TRACE, "video_thread(): "
67339f6e
AK
1662 "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
1663 tb.num, tb.den, pts1,
1664 is->video_st->time_base.num, is->video_st->time_base.den, pts_int);
1665 }
1666 pts = pts_int * av_q2d(is->video_st->time_base);
354468fc 1667 ret = output_picture2(is, frame, pts, 0);
387b4ac9 1668 }
917d2bb3 1669#else
da7c65f0 1670 pts = pts_int * av_q2d(is->video_st->time_base);
fca62599 1671 ret = output_picture2(is, frame, pts, pkt.pos);
917d2bb3 1672#endif
67339f6e 1673
917d2bb3
MN
1674 if (ret < 0)
1675 goto the_end;
1676
354468fc 1677
115329f1 1678 if (step)
611ba89b
LB
1679 if (player)
1680 stream_pause(player);
01310af2
FB
1681 }
1682 the_end:
917d2bb3 1683#if CONFIG_AVFILTER
e1ce7568 1684 av_freep(&vfilters);
4359288c 1685 avfilter_graph_free(&graph);
917d2bb3 1686#endif
ce70f28a 1687 av_packet_unref(&pkt);
354468fc 1688 av_frame_free(&frame);
01310af2
FB
1689 return 0;
1690}
1691
72ce053b
IC
1692static int subtitle_thread(void *arg)
1693{
21bbc345 1694 PlayerState *is = arg;
72ce053b
IC
1695 SubPicture *sp;
1696 AVPacket pkt1, *pkt = &pkt1;
98704131 1697 int got_subtitle;
72ce053b
IC
1698 double pts;
1699 int i, j;
1700 int r, g, b, y, u, v, a;
1701
da7c65f0 1702 for (;;) {
72ce053b
IC
1703 while (is->paused && !is->subtitleq.abort_request) {
1704 SDL_Delay(10);
1705 }
1706 if (packet_queue_get(&is->subtitleq, pkt, 1) < 0)
1707 break;
115329f1 1708
da7c65f0 1709 if (pkt->data == flush_pkt.data) {
39c6a118
MN
1710 avcodec_flush_buffers(is->subtitle_st->codec);
1711 continue;
1712 }
72ce053b
IC
1713 SDL_LockMutex(is->subpq_mutex);
1714 while (is->subpq_size >= SUBPICTURE_QUEUE_SIZE &&
1715 !is->subtitleq.abort_request) {
1716 SDL_CondWait(is->subpq_cond, is->subpq_mutex);
1717 }
1718 SDL_UnlockMutex(is->subpq_mutex);
115329f1 1719
72ce053b 1720 if (is->subtitleq.abort_request)
71a1d111 1721 return 0;
115329f1 1722
72ce053b
IC
1723 sp = &is->subpq[is->subpq_windex];
1724
1725 /* NOTE: ipts is the PTS of the _first_ picture beginning in
1726 this packet, if any */
1727 pts = 0;
1728 if (pkt->pts != AV_NOPTS_VALUE)
da7c65f0 1729 pts = av_q2d(is->subtitle_st->time_base) * pkt->pts;
72ce053b 1730
98704131
DB
1731 avcodec_decode_subtitle2(is->subtitle_st->codec, &sp->sub,
1732 &got_subtitle, pkt);
1733
72ce053b
IC
1734 if (got_subtitle && sp->sub.format == 0) {
1735 sp->pts = pts;
115329f1 1736
72ce053b
IC
1737 for (i = 0; i < sp->sub.num_rects; i++)
1738 {
db4fac64 1739 for (j = 0; j < sp->sub.rects[i]->nb_colors; j++)
72ce053b 1740 {
a17a7661 1741 RGBA_IN(r, g, b, a, (uint32_t *)sp->sub.rects[i]->data[1] + j);
72ce053b
IC
1742 y = RGB_TO_Y_CCIR(r, g, b);
1743 u = RGB_TO_U_CCIR(r, g, b, 0);
1744 v = RGB_TO_V_CCIR(r, g, b, 0);
a17a7661 1745 YUVA_OUT((uint32_t *)sp->sub.rects[i]->data[1] + j, y, u, v, a);
72ce053b
IC
1746 }
1747 }
1748
1749 /* now we can update the picture count */
1750 if (++is->subpq_windex == SUBPICTURE_QUEUE_SIZE)
1751 is->subpq_windex = 0;
1752 SDL_LockMutex(is->subpq_mutex);
1753 is->subpq_size++;
1754 SDL_UnlockMutex(is->subpq_mutex);
1755 }
ce70f28a 1756 av_packet_unref(pkt);
72ce053b 1757 }
72ce053b
IC
1758 return 0;
1759}
1760
01310af2 1761/* copy samples for viewing in editor window */
21bbc345 1762static void update_sample_display(PlayerState *is, short *samples, int samples_size)
01310af2 1763{
c713620b 1764 int size, len;
01310af2
FB
1765
1766 size = samples_size / sizeof(short);
1767 while (size > 0) {
1768 len = SAMPLE_ARRAY_SIZE - is->sample_array_index;
1769 if (len > size)
1770 len = size;
1771 memcpy(is->sample_array + is->sample_array_index, samples, len * sizeof(short));
1772 samples += len;
1773 is->sample_array_index += len;
1774 if (is->sample_array_index >= SAMPLE_ARRAY_SIZE)
1775 is->sample_array_index = 0;
1776 size -= len;
1777 }
1778}
1779
01310af2
FB
1780/* return the new audio buffer size (samples can be added or deleted
1781 to get better sync if video or external master clock) */
21bbc345 1782static int synchronize_audio(PlayerState *is, short *samples,
638c9d91 1783 int samples_size1, double pts)
01310af2 1784{
638c9d91 1785 int n, samples_size;
01310af2 1786 double ref_clock;
115329f1 1787
f1ffb01e 1788 n = is->sdl_channels * av_get_bytes_per_sample(is->sdl_sample_fmt);
638c9d91 1789 samples_size = samples_size1;
01310af2 1790
01310af2 1791 /* if not master, then we try to remove or add samples to correct the clock */
01310af2 1792 if (((is->av_sync_type == AV_SYNC_VIDEO_MASTER && is->video_st) ||
638c9d91
FB
1793 is->av_sync_type == AV_SYNC_EXTERNAL_CLOCK)) {
1794 double diff, avg_diff;
01310af2 1795 int wanted_size, min_size, max_size, nb_samples;
115329f1 1796
638c9d91
FB
1797 ref_clock = get_master_clock(is);
1798 diff = get_audio_clock(is) - ref_clock;
115329f1 1799
638c9d91
FB
1800 if (diff < AV_NOSYNC_THRESHOLD) {
1801 is->audio_diff_cum = diff + is->audio_diff_avg_coef * is->audio_diff_cum;
1802 if (is->audio_diff_avg_count < AUDIO_DIFF_AVG_NB) {
1803 /* not enough measures to have a correct estimate */
1804 is->audio_diff_avg_count++;
1805 } else {
1806 /* estimate the A-V difference */
1807 avg_diff = is->audio_diff_cum * (1.0 - is->audio_diff_avg_coef);
1808
1809 if (fabs(avg_diff) >= is->audio_diff_threshold) {
6304f78e 1810 wanted_size = samples_size + ((int)(diff * is->sdl_sample_rate) * n);
638c9d91 1811 nb_samples = samples_size / n;
115329f1 1812
638c9d91
FB
1813 min_size = ((nb_samples * (100 - SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
1814 max_size = ((nb_samples * (100 + SAMPLE_CORRECTION_PERCENT_MAX)) / 100) * n;
1815 if (wanted_size < min_size)
1816 wanted_size = min_size;
1817 else if (wanted_size > max_size)
1818 wanted_size = max_size;
115329f1 1819
638c9d91
FB
1820 /* add or remove samples to correction the synchro */
1821 if (wanted_size < samples_size) {
1822 /* remove samples */
1823 samples_size = wanted_size;
1824 } else if (wanted_size > samples_size) {
1825 uint8_t *samples_end, *q;
1826 int nb;
115329f1 1827
638c9d91
FB
1828 /* add samples */
1829 nb = (samples_size - wanted_size);
1830 samples_end = (uint8_t *)samples + samples_size - n;
1831 q = samples_end + n;
1832 while (nb > 0) {
1833 memcpy(q, samples_end, n);
1834 q += n;
1835 nb -= n;
1836 }
1837 samples_size = wanted_size;
1838 }
1839 }
1a3eb042 1840 av_log(NULL, AV_LOG_TRACE, "diff=%f adiff=%f sample_diff=%d apts=%0.3f vpts=%0.3f %f\n",
045dd4b9
DB
1841 diff, avg_diff, samples_size - samples_size1,
1842 is->audio_clock, is->video_clock, is->audio_diff_threshold);
01310af2 1843 }
638c9d91
FB
1844 } else {
1845 /* too big difference : may be initial PTS errors, so
1846 reset A-V filter */
1847 is->audio_diff_avg_count = 0;
da7c65f0 1848 is->audio_diff_cum = 0;
01310af2
FB
1849 }
1850 }
1851
01310af2
FB
1852 return samples_size;
1853}
1854
1855/* decode one audio frame and returns its uncompressed size */
21bbc345 1856static int audio_decode_frame(PlayerState *is, double *pts_ptr)
01310af2 1857{
bea18375 1858 AVPacket *pkt_temp = &is->audio_pkt_temp;
01310af2 1859 AVPacket *pkt = &is->audio_pkt;
da7c65f0 1860 AVCodecContext *dec = is->audio_st->codec;
f199f385 1861 int n, len1, data_size, got_frame;
01310af2 1862 double pts;
59df4b82
JR
1863 int new_packet = 0;
1864 int flush_complete = 0;
01310af2 1865
da7c65f0 1866 for (;;) {
72ea344b 1867 /* NOTE: the audio packet can contain several frames */
59df4b82 1868 while (pkt_temp->size > 0 || (!pkt_temp->data && new_packet)) {
f1ffb01e
JR
1869 int resample_changed, audio_resample;
1870
f199f385 1871 if (!is->frame) {
5b9c3b45 1872 if (!(is->frame = av_frame_alloc()))
f199f385 1873 return AVERROR(ENOMEM);
84f13192 1874 }
f199f385 1875
59df4b82
JR
1876 if (flush_complete)
1877 break;
1878 new_packet = 0;
f199f385 1879 len1 = avcodec_decode_audio4(dec, is->frame, &got_frame, pkt_temp);
72ea344b
FB
1880 if (len1 < 0) {
1881 /* if error, we skip the frame */
bea18375 1882 pkt_temp->size = 0;
01310af2 1883 break;
72ea344b 1884 }
115329f1 1885
bea18375
TB
1886 pkt_temp->data += len1;
1887 pkt_temp->size -= len1;
59df4b82 1888
f199f385 1889 if (!got_frame) {
59df4b82 1890 /* stop sending empty packets if the decoder is finished */
def97856 1891 if (!pkt_temp->data && (dec->codec->capabilities & AV_CODEC_CAP_DELAY))
59df4b82 1892 flush_complete = 1;
72ea344b 1893 continue;
59df4b82 1894 }
f199f385
JR
1895 data_size = av_samples_get_buffer_size(NULL, dec->channels,
1896 is->frame->nb_samples,
f5962229 1897 is->frame->format, 1);
5a4476e2 1898
6304f78e
JR
1899 audio_resample = is->frame->format != is->sdl_sample_fmt ||
1900 is->frame->channel_layout != is->sdl_channel_layout ||
1901 is->frame->sample_rate != is->sdl_sample_rate;
f1ffb01e 1902
6304f78e
JR
1903 resample_changed = is->frame->format != is->resample_sample_fmt ||
1904 is->frame->channel_layout != is->resample_channel_layout ||
1905 is->frame->sample_rate != is->resample_sample_rate;
f1ffb01e
JR
1906
1907 if ((!is->avr && audio_resample) || resample_changed) {
85e5b866 1908 int ret;
f1ffb01e
JR
1909 if (is->avr)
1910 avresample_close(is->avr);
1911 else if (audio_resample) {
f1ffb01e
JR
1912 is->avr = avresample_alloc_context();
1913 if (!is->avr) {
1914 fprintf(stderr, "error allocating AVAudioResampleContext\n");
5a4476e2 1915 break;
f1ffb01e 1916 }
85e5b866
JR
1917 }
1918 if (audio_resample) {
f5962229
JR
1919 av_opt_set_int(is->avr, "in_channel_layout", is->frame->channel_layout, 0);
1920 av_opt_set_int(is->avr, "in_sample_fmt", is->frame->format, 0);
1921 av_opt_set_int(is->avr, "in_sample_rate", is->frame->sample_rate, 0);
6304f78e
JR
1922 av_opt_set_int(is->avr, "out_channel_layout", is->sdl_channel_layout, 0);
1923 av_opt_set_int(is->avr, "out_sample_fmt", is->sdl_sample_fmt, 0);
1924 av_opt_set_int(is->avr, "out_sample_rate", is->sdl_sample_rate, 0);
f1ffb01e
JR
1925
1926 if ((ret = avresample_open(is->avr)) < 0) {
1927 fprintf(stderr, "error initializing libavresample\n");
1928 break;
1929 }
5a4476e2 1930 }
f5962229
JR
1931 is->resample_sample_fmt = is->frame->format;
1932 is->resample_channel_layout = is->frame->channel_layout;
6304f78e 1933 is->resample_sample_rate = is->frame->sample_rate;
5a4476e2
PR
1934 }
1935
f1ffb01e
JR
1936 if (audio_resample) {
1937 void *tmp_out;
1938 int out_samples, out_size, out_linesize;
1939 int osize = av_get_bytes_per_sample(is->sdl_sample_fmt);
1940 int nb_samples = is->frame->nb_samples;
1941
1942 out_size = av_samples_get_buffer_size(&out_linesize,
1943 is->sdl_channels,
1944 nb_samples,
1945 is->sdl_sample_fmt, 0);
1946 tmp_out = av_realloc(is->audio_buf1, out_size);
1947 if (!tmp_out)
f199f385 1948 return AVERROR(ENOMEM);
f1ffb01e
JR
1949 is->audio_buf1 = tmp_out;
1950
1951 out_samples = avresample_convert(is->avr,
e7ba5b1d 1952 &is->audio_buf1,
f1ffb01e 1953 out_linesize, nb_samples,
e7ba5b1d 1954 is->frame->data,
f1ffb01e
JR
1955 is->frame->linesize[0],
1956 is->frame->nb_samples);
1957 if (out_samples < 0) {
1958 fprintf(stderr, "avresample_convert() failed\n");
5a4476e2
PR
1959 break;
1960 }
f199f385 1961 is->audio_buf = is->audio_buf1;
f1ffb01e 1962 data_size = out_samples * osize * is->sdl_channels;
da7c65f0 1963 } else {
f199f385 1964 is->audio_buf = is->frame->data[0];
5a4476e2
PR
1965 }
1966
72ea344b
FB
1967 /* if no pts, then compute it */
1968 pts = is->audio_clock;
1969 *pts_ptr = pts;
f1ffb01e 1970 n = is->sdl_channels * av_get_bytes_per_sample(is->sdl_sample_fmt);
115329f1 1971 is->audio_clock += (double)data_size /
6304f78e 1972 (double)(n * is->sdl_sample_rate);
1f6b9cc3 1973#ifdef DEBUG
72ea344b
FB
1974 {
1975 static double last_clock;
1976 printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",
1977 is->audio_clock - last_clock,
1978 is->audio_clock, pts);
1979 last_clock = is->audio_clock;
01310af2 1980 }
72ea344b
FB
1981#endif
1982 return data_size;
01310af2
FB
1983 }
1984
72ea344b
FB
1985 /* free the current packet */
1986 if (pkt->data)
ce70f28a 1987 av_packet_unref(pkt);
c9aa4cfd 1988 memset(pkt_temp, 0, sizeof(*pkt_temp));
115329f1 1989
72ea344b
FB
1990 if (is->paused || is->audioq.abort_request) {
1991 return -1;
1992 }
115329f1 1993
01310af2 1994 /* read next packet */
59df4b82 1995 if ((new_packet = packet_queue_get(&is->audioq, pkt, 1)) < 0)
01310af2 1996 return -1;
59df4b82 1997
ec1f3cab 1998 if (pkt->data == flush_pkt.data) {
abdff646 1999 avcodec_flush_buffers(dec);
ec1f3cab
JR
2000 flush_complete = 0;
2001 }
39c6a118 2002
f199f385 2003 *pkt_temp = *pkt;
115329f1 2004
72ea344b
FB
2005 /* if update the audio clock with the pts */
2006 if (pkt->pts != AV_NOPTS_VALUE) {
c0df9d75 2007 is->audio_clock = av_q2d(is->audio_st->time_base)*pkt->pts;
72ea344b 2008 }
01310af2
FB
2009 }
2010}
2011
01310af2 2012/* prepare a new audio buffer */
358061f6 2013static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
01310af2 2014{
21bbc345 2015 PlayerState *is = opaque;
01310af2
FB
2016 int audio_size, len1;
2017 double pts;
2018
248d8fb6 2019 audio_callback_time = av_gettime_relative();
115329f1 2020
01310af2
FB
2021 while (len > 0) {
2022 if (is->audio_buf_index >= is->audio_buf_size) {
5a4476e2 2023 audio_size = audio_decode_frame(is, &pts);
01310af2
FB
2024 if (audio_size < 0) {
2025 /* if error, just output silence */
e2a2c49f
JR
2026 is->audio_buf = is->silence_buf;
2027 is->audio_buf_size = sizeof(is->silence_buf);
01310af2
FB
2028 } else {
2029 if (is->show_audio)
2030 update_sample_display(is, (int16_t *)is->audio_buf, audio_size);
115329f1 2031 audio_size = synchronize_audio(is, (int16_t *)is->audio_buf, audio_size,
01310af2
FB
2032 pts);
2033 is->audio_buf_size = audio_size;
2034 }
2035 is->audio_buf_index = 0;
2036 }
2037 len1 = is->audio_buf_size - is->audio_buf_index;
2038 if (len1 > len)
2039 len1 = len;
2040 memcpy(stream, (uint8_t *)is->audio_buf + is->audio_buf_index, len1);
2041 len -= len1;
2042 stream += len1;
2043 is->audio_buf_index += len1;
2044 }
2045}
2046
01310af2 2047/* open a given stream. Return 0 if OK */
21bbc345 2048static int stream_component_open(PlayerState *is, int stream_index)
01310af2
FB
2049{
2050 AVFormatContext *ic = is->ic;
fe74099a 2051 AVCodecContext *avctx;
01310af2
FB
2052 AVCodec *codec;
2053 SDL_AudioSpec wanted_spec, spec;
3009f521
AK
2054 AVDictionary *opts;
2055 AVDictionaryEntry *t = NULL;
e58a140c 2056 int ret = 0;
01310af2
FB
2057
2058 if (stream_index < 0 || stream_index >= ic->nb_streams)
2059 return -1;
fe74099a 2060 avctx = ic->streams[stream_index]->codec;
115329f1 2061
d3ed1c95 2062 opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index], NULL);
3009f521 2063
fe74099a 2064 codec = avcodec_find_decoder(avctx->codec_id);
da7c65f0 2065 avctx->workaround_bugs = workaround_bugs;
da7c65f0
AD
2066 avctx->idct_algo = idct;
2067 avctx->skip_frame = skip_frame;
2068 avctx->skip_idct = skip_idct;
2069 avctx->skip_loop_filter = skip_loop_filter;
da7c65f0 2070 avctx->error_concealment = error_concealment;
da7c65f0 2071
7c6eb0a1
VG
2072 if (fast)
2073 avctx->flags2 |= AV_CODEC_FLAG2_FAST;
fe74099a 2074
2473a45c
JG
2075 if (!av_dict_get(opts, "threads", NULL, 0))
2076 av_dict_set(&opts, "threads", "auto", 0);
354468fc
AK
2077 if (avctx->codec_type == AVMEDIA_TYPE_VIDEO)
2078 av_dict_set(&opts, "refcounted_frames", "1", 0);
01310af2 2079 if (!codec ||
e58a140c
LB
2080 (ret = avcodec_open2(avctx, codec, &opts)) < 0) {
2081 goto fail;
2082 }
3009f521
AK
2083 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2084 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
e58a140c
LB
2085 ret = AVERROR_OPTION_NOT_FOUND;
2086 goto fail;
3009f521 2087 }
51b73087
JR
2088
2089 /* prepare audio output */
72415b2a 2090 if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
6304f78e 2091 is->sdl_sample_rate = avctx->sample_rate;
f1ffb01e
JR
2092
2093 if (!avctx->channel_layout)
2094 avctx->channel_layout = av_get_default_channel_layout(avctx->channels);
2095 if (!avctx->channel_layout) {
2096 fprintf(stderr, "unable to guess channel layout\n");
e58a140c
LB
2097 ret = AVERROR_INVALIDDATA;
2098 goto fail;
f1ffb01e
JR
2099 }
2100 if (avctx->channels == 1)
2101 is->sdl_channel_layout = AV_CH_LAYOUT_MONO;
2102 else
2103 is->sdl_channel_layout = AV_CH_LAYOUT_STEREO;
2104 is->sdl_channels = av_get_channel_layout_nb_channels(is->sdl_channel_layout);
2105
6304f78e
JR
2106 wanted_spec.format = AUDIO_S16SYS;
2107 wanted_spec.freq = is->sdl_sample_rate;
f1ffb01e 2108 wanted_spec.channels = is->sdl_channels;
51b73087
JR
2109 wanted_spec.silence = 0;
2110 wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
2111 wanted_spec.callback = sdl_audio_callback;
2112 wanted_spec.userdata = is;
2113 if (SDL_OpenAudio(&wanted_spec, &spec) < 0) {
2114 fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError());
e58a140c
LB
2115 ret = AVERROR_UNKNOWN;
2116 goto fail;
51b73087
JR
2117 }
2118 is->audio_hw_buf_size = spec.size;
f1ffb01e
JR
2119 is->sdl_sample_fmt = AV_SAMPLE_FMT_S16;
2120 is->resample_sample_fmt = is->sdl_sample_fmt;
6304f78e
JR
2121 is->resample_channel_layout = avctx->channel_layout;
2122 is->resample_sample_rate = avctx->sample_rate;
51b73087
JR
2123 }
2124
3f3fe38d 2125 ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
da7c65f0 2126 switch (avctx->codec_type) {
72415b2a 2127 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2128 is->audio_stream = stream_index;
2129 is->audio_st = ic->streams[stream_index];
da7c65f0 2130 is->audio_buf_size = 0;
01310af2 2131 is->audio_buf_index = 0;
638c9d91
FB
2132
2133 /* init averaging filter */
da7c65f0 2134 is->audio_diff_avg_coef = exp(log(0.01) / AUDIO_DIFF_AVG_NB);
638c9d91
FB
2135 is->audio_diff_avg_count = 0;
2136 /* since we do not have a precise anough audio fifo fullness,
2137 we correct audio sync only if larger than this threshold */
fe74099a 2138 is->audio_diff_threshold = 2.0 * SDL_AUDIO_BUFFER_SIZE / avctx->sample_rate;
638c9d91 2139
01310af2
FB
2140 memset(&is->audio_pkt, 0, sizeof(is->audio_pkt));
2141 packet_queue_init(&is->audioq);
bb270c08 2142 SDL_PauseAudio(0);
01310af2 2143 break;
72415b2a 2144 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2145 is->video_stream = stream_index;
2146 is->video_st = ic->streams[stream_index];
2147
2148 packet_queue_init(&is->videoq);
2149 is->video_tid = SDL_CreateThread(video_thread, is);
2150 break;
72415b2a 2151 case AVMEDIA_TYPE_SUBTITLE:
72ce053b
IC
2152 is->subtitle_stream = stream_index;
2153 is->subtitle_st = ic->streams[stream_index];
2154 packet_queue_init(&is->subtitleq);
115329f1 2155
72ce053b
IC
2156 is->subtitle_tid = SDL_CreateThread(subtitle_thread, is);
2157 break;
01310af2
FB
2158 default:
2159 break;
2160 }
e58a140c
LB
2161
2162fail:
2163 av_dict_free(&opts);
2164
2165 return ret;
01310af2
FB
2166}
2167
21bbc345 2168static void stream_component_close(PlayerState *is, int stream_index)
01310af2
FB
2169{
2170 AVFormatContext *ic = is->ic;
fe74099a 2171 AVCodecContext *avctx;
115329f1 2172
72ce053b
IC
2173 if (stream_index < 0 || stream_index >= ic->nb_streams)
2174 return;
fe74099a 2175 avctx = ic->streams[stream_index]->codec;
01310af2 2176
da7c65f0 2177 switch (avctx->codec_type) {
72415b2a 2178 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2179 packet_queue_abort(&is->audioq);
2180
2181 SDL_CloseAudio();
2182
2183 packet_queue_end(&is->audioq);
ce70f28a 2184 av_packet_unref(&is->audio_pkt);
f1ffb01e
JR
2185 if (is->avr)
2186 avresample_free(&is->avr);
f199f385
JR
2187 av_freep(&is->audio_buf1);
2188 is->audio_buf = NULL;
eb891b31 2189 av_frame_free(&is->frame);
cb2c4de3
JR
2190
2191 if (is->rdft) {
2192 av_rdft_end(is->rdft);
2193 av_freep(&is->rdft_data);
f9324d5a
JR
2194 is->rdft = NULL;
2195 is->rdft_bits = 0;
cb2c4de3 2196 }
01310af2 2197 break;
72415b2a 2198 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2199 packet_queue_abort(&is->videoq);
2200
2201 /* note: we also signal this mutex to make sure we deblock the
2202 video thread in all cases */
2203 SDL_LockMutex(is->pictq_mutex);
2204 SDL_CondSignal(is->pictq_cond);
2205 SDL_UnlockMutex(is->pictq_mutex);
2206
2207 SDL_WaitThread(is->video_tid, NULL);
2208
2209 packet_queue_end(&is->videoq);
2210 break;
72415b2a 2211 case AVMEDIA_TYPE_SUBTITLE:
72ce053b 2212 packet_queue_abort(&is->subtitleq);
115329f1 2213
72ce053b
IC
2214 /* note: we also signal this mutex to make sure we deblock the
2215 video thread in all cases */
2216 SDL_LockMutex(is->subpq_mutex);
2217 is->subtitle_stream_changed = 1;
115329f1 2218
72ce053b
IC
2219 SDL_CondSignal(is->subpq_cond);
2220 SDL_UnlockMutex(is->subpq_mutex);
2221
2222 SDL_WaitThread(is->subtitle_tid, NULL);
2223
2224 packet_queue_end(&is->subtitleq);
2225 break;
01310af2
FB
2226 default:
2227 break;
2228 }
2229
3f3fe38d 2230 ic->streams[stream_index]->discard = AVDISCARD_ALL;
fe74099a 2231 avcodec_close(avctx);
da7c65f0 2232 switch (avctx->codec_type) {
72415b2a 2233 case AVMEDIA_TYPE_AUDIO:
01310af2
FB
2234 is->audio_st = NULL;
2235 is->audio_stream = -1;
2236 break;
72415b2a 2237 case AVMEDIA_TYPE_VIDEO:
01310af2
FB
2238 is->video_st = NULL;
2239 is->video_stream = -1;
2240 break;
72415b2a 2241 case AVMEDIA_TYPE_SUBTITLE:
72ce053b
IC
2242 is->subtitle_st = NULL;
2243 is->subtitle_stream = -1;
2244 break;
01310af2
FB
2245 default:
2246 break;
2247 }
2248}
2249
416e3508
FB
2250/* since we have only one decoding thread, we can use a global
2251 variable instead of a thread local variable */
21bbc345 2252static PlayerState *global_video_state;
416e3508 2253
40972f7c 2254static int decode_interrupt_cb(void *ctx)
416e3508 2255{
d4b63054 2256 return global_video_state && global_video_state->abort_request;
416e3508 2257}
01310af2 2258
21bbc345 2259static void stream_close(PlayerState *is)
f22f9005
LB
2260{
2261 /* disable interrupting */
2262 global_video_state = NULL;
2263
2264 /* close each stream */
2265 if (is->audio_stream >= 0)
2266 stream_component_close(is, is->audio_stream);
2267 if (is->video_stream >= 0)
2268 stream_component_close(is, is->video_stream);
2269 if (is->subtitle_stream >= 0)
2270 stream_component_close(is, is->subtitle_stream);
2271 if (is->ic) {
2272 avformat_close_input(&is->ic);
2273 }
2274}
2275
21bbc345 2276static int stream_setup(PlayerState *is)
01310af2 2277{
d0e142bb 2278 AVFormatContext *ic = NULL;
6625a3de 2279 int err, i, ret;
72415b2a 2280 int st_index[AVMEDIA_TYPE_NB];
d0e142bb 2281 AVDictionaryEntry *t;
3009f521
AK
2282 AVDictionary **opts;
2283 int orig_nb_streams;
6299a229 2284
6625a3de 2285 memset(st_index, -1, sizeof(st_index));
01310af2
FB
2286 is->video_stream = -1;
2287 is->audio_stream = -1;
72ce053b 2288 is->subtitle_stream = -1;
01310af2 2289
416e3508 2290 global_video_state = is;
416e3508 2291
40972f7c 2292 ic = avformat_alloc_context();
733f4b05
VG
2293 if (!ic) {
2294 av_log(NULL, AV_LOG_FATAL, "Could not allocate context.\n");
2295 ret = AVERROR(ENOMEM);
2296 goto fail;
2297 }
40972f7c 2298 ic->interrupt_callback.callback = decode_interrupt_cb;
d0e142bb 2299 err = avformat_open_input(&ic, is->filename, is->iformat, &format_opts);
638c9d91
FB
2300 if (err < 0) {
2301 print_error(is->filename, err);
2302 ret = -1;
2303 goto fail;
2304 }
d0e142bb
AK
2305 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2306 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2307 ret = AVERROR_OPTION_NOT_FOUND;
2308 goto fail;
2309 }
01310af2 2310 is->ic = ic;
30bc6613 2311
da7c65f0 2312 if (genpts)
30bc6613
MN
2313 ic->flags |= AVFMT_FLAG_GENPTS;
2314
8ec19f84 2315 opts = setup_find_stream_info_opts(ic, codec_opts);
3009f521 2316 orig_nb_streams = ic->nb_streams;
bc778a0c 2317
3009f521 2318 err = avformat_find_stream_info(ic, opts);
cf83c017
LB
2319
2320 for (i = 0; i < orig_nb_streams; i++)
2321 av_dict_free(&opts[i]);
2322 av_freep(&opts);
2323
24c07998
LA
2324 if (err < 0) {
2325 fprintf(stderr, "%s: could not find codec parameters\n", is->filename);
2326 ret = -1;
2327 goto fail;
2328 }
3009f521 2329
da7c65f0
AD
2330 if (ic->pb)
2331 ic->pb->eof_reached = 0; // FIXME hack, avplay maybe should not use url_feof() to test for the end
72ea344b 2332
da7c65f0
AD
2333 if (seek_by_bytes < 0)
2334 seek_by_bytes = !!(ic->iformat->flags & AVFMT_TS_DISCONT);
70a4764d 2335
72ea344b
FB
2336 /* if seeking requested, we execute it */
2337 if (start_time != AV_NOPTS_VALUE) {
2338 int64_t timestamp;
2339
2340 timestamp = start_time;
2341 /* add the stream start time */
2342 if (ic->start_time != AV_NOPTS_VALUE)
2343 timestamp += ic->start_time;
4ed29207 2344 ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, INT64_MAX, 0);
72ea344b 2345 if (ret < 0) {
115329f1 2346 fprintf(stderr, "%s: could not seek to position %0.3f\n",
72ea344b
FB
2347 is->filename, (double)timestamp / AV_TIME_BASE);
2348 }
2349 }
72ea344b 2350
406f0f1b 2351 for (i = 0; i < ic->nb_streams; i++)
3f3fe38d 2352 ic->streams[i]->discard = AVDISCARD_ALL;
be732b70 2353 if (!video_disable)
406f0f1b
NG
2354 st_index[AVMEDIA_TYPE_VIDEO] =
2355 av_find_best_stream(ic, AVMEDIA_TYPE_VIDEO,
2356 wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0);
be732b70 2357 if (!audio_disable)
406f0f1b
NG
2358 st_index[AVMEDIA_TYPE_AUDIO] =
2359 av_find_best_stream(ic, AVMEDIA_TYPE_AUDIO,
2360 wanted_stream[AVMEDIA_TYPE_AUDIO],
2361 st_index[AVMEDIA_TYPE_VIDEO],
2362 NULL, 0);
be732b70 2363 if (!video_disable)
406f0f1b
NG
2364 st_index[AVMEDIA_TYPE_SUBTITLE] =
2365 av_find_best_stream(ic, AVMEDIA_TYPE_SUBTITLE,
2366 wanted_stream[AVMEDIA_TYPE_SUBTITLE],
2367 (st_index[AVMEDIA_TYPE_AUDIO] >= 0 ?
2368 st_index[AVMEDIA_TYPE_AUDIO] :
2369 st_index[AVMEDIA_TYPE_VIDEO]),
2370 NULL, 0);
01310af2 2371 if (show_status) {
610219a5 2372 av_dump_format(ic, 0, is->filename, 0);
01310af2
FB
2373 }
2374
2375 /* open the streams */
72415b2a
SS
2376 if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
2377 stream_component_open(is, st_index[AVMEDIA_TYPE_AUDIO]);
01310af2
FB
2378 }
2379
da7c65f0 2380 ret = -1;
72415b2a 2381 if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
da7c65f0 2382 ret = stream_component_open(is, st_index[AVMEDIA_TYPE_VIDEO]);
077a8d61 2383 }
da7c65f0 2384 if (ret < 0) {
01310af2 2385 if (!display_disable)
bf8ae197 2386 is->show_audio = 2;
01310af2
FB
2387 }
2388
72415b2a
SS
2389 if (st_index[AVMEDIA_TYPE_SUBTITLE] >= 0) {
2390 stream_component_open(is, st_index[AVMEDIA_TYPE_SUBTITLE]);
16a59a7b
BA
2391 }
2392
01310af2 2393 if (is->video_stream < 0 && is->audio_stream < 0) {
638c9d91
FB
2394 fprintf(stderr, "%s: could not open codecs\n", is->filename);
2395 ret = -1;
01310af2
FB
2396 goto fail;
2397 }
2398
f22f9005
LB
2399 return 0;
2400
2401fail:
f22f9005
LB
2402 return ret;
2403}
2404
2405/* this thread gets the stream from the disk or the network */
2406static int decode_thread(void *arg)
2407{
21bbc345 2408 PlayerState *is = arg;
f22f9005
LB
2409 AVPacket pkt1, *pkt = &pkt1;
2410 AVFormatContext *ic = is->ic;
2411 int pkt_in_play_range = 0;
2412 int ret, eof = 0;
2413
da7c65f0 2414 for (;;) {
01310af2
FB
2415 if (is->abort_request)
2416 break;
416e3508
FB
2417 if (is->paused != is->last_paused) {
2418 is->last_paused = is->paused;
72ea344b 2419 if (is->paused)
da7c65f0 2420 is->read_pause_return = av_read_pause(ic);
72ea344b
FB
2421 else
2422 av_read_play(ic);
416e3508 2423 }
2f642393
AJ
2424#if CONFIG_RTSP_DEMUXER
2425 if (is->paused && !strcmp(ic->iformat->name, "rtsp")) {
416e3508
FB
2426 /* wait 10 ms to avoid trying to get another packet */
2427 /* XXX: horrible */
2428 SDL_Delay(10);
2429 continue;
2430 }
400738b1 2431#endif
72ea344b 2432 if (is->seek_req) {
da7c65f0
AD
2433 int64_t seek_target = is->seek_pos;
2434 int64_t seek_min = is->seek_rel > 0 ? seek_target - is->seek_rel + 2: INT64_MIN;
2435 int64_t seek_max = is->seek_rel < 0 ? seek_target - is->seek_rel - 2: INT64_MAX;
2436// FIXME the +-2 is due to rounding being not done in the correct direction in generation
4ed29207 2437// of the seek_pos/seek_rel variables
8e606cc8 2438
4ed29207 2439 ret = avformat_seek_file(is->ic, -1, seek_min, seek_target, seek_max, is->seek_flags);
72ea344b
FB
2440 if (ret < 0) {
2441 fprintf(stderr, "%s: error while seeking\n", is->ic->filename);
da7c65f0 2442 } else {
e6c0297f
MN
2443 if (is->audio_stream >= 0) {
2444 packet_queue_flush(&is->audioq);
39c6a118 2445 packet_queue_put(&is->audioq, &flush_pkt);
e6c0297f 2446 }
72ce053b
IC
2447 if (is->subtitle_stream >= 0) {
2448 packet_queue_flush(&is->subtitleq);
39c6a118 2449 packet_queue_put(&is->subtitleq, &flush_pkt);
72ce053b 2450 }
e6c0297f
MN
2451 if (is->video_stream >= 0) {
2452 packet_queue_flush(&is->videoq);
39c6a118 2453 packet_queue_put(&is->videoq, &flush_pkt);
e6c0297f 2454 }
72ea344b
FB
2455 }
2456 is->seek_req = 0;
da7c65f0 2457 eof = 0;
72ea344b 2458 }
416e3508 2459
01310af2 2460 /* if the queue are full, no need to read more */
296d0da8
MS
2461 if (!infinite_buffer &&
2462 (is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
da7c65f0
AD
2463 || ( (is->audioq .size > MIN_AUDIOQ_SIZE || is->audio_stream < 0)
2464 && (is->videoq .nb_packets > MIN_FRAMES || is->video_stream < 0)
296d0da8 2465 && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream < 0)))) {
01310af2
FB
2466 /* wait 10 ms */
2467 SDL_Delay(10);
2468 continue;
2469 }
da7c65f0
AD
2470 if (eof) {
2471 if (is->video_stream >= 0) {
26534fe8 2472 av_init_packet(pkt);
da7c65f0
AD
2473 pkt->data = NULL;
2474 pkt->size = 0;
2475 pkt->stream_index = is->video_stream;
26534fe8 2476 packet_queue_put(&is->videoq, pkt);
9dc41767 2477 }
59df4b82 2478 if (is->audio_stream >= 0 &&
def97856 2479 (is->audio_st->codec->codec->capabilities & AV_CODEC_CAP_DELAY)) {
59df4b82
JR
2480 av_init_packet(pkt);
2481 pkt->data = NULL;
2482 pkt->size = 0;
2483 pkt->stream_index = is->audio_stream;
2484 packet_queue_put(&is->audioq, pkt);
2485 }
b4083171 2486 SDL_Delay(10);
da7c65f0
AD
2487 if (is->audioq.size + is->videoq.size + is->subtitleq.size == 0) {
2488 if (loop != 1 && (!loop || --loop)) {
611ba89b 2489 stream_seek(player, start_time != AV_NOPTS_VALUE ? start_time : 0, 0, 0);
041caf1a 2490 } else if (!noautoexit) {
da7c65f0 2491 ret = AVERROR_EOF;
1922c0a7
RK
2492 goto fail;
2493 }
2d1653b0 2494 }
600a331c
MN
2495 continue;
2496 }
72ea344b 2497 ret = av_read_frame(ic, pkt);
01310af2 2498 if (ret < 0) {
648c7962 2499 if (ret == AVERROR_EOF || (ic->pb && ic->pb->eof_reached))
da7c65f0 2500 eof = 1;
648c7962 2501 if (ic->pb && ic->pb->error)
bb270c08 2502 break;
75bb7b0a
MN
2503 SDL_Delay(100); /* wait for user event */
2504 continue;
01310af2 2505 }
d834d63b
RK
2506 /* check if packet is in play range specified by user, then queue, otherwise discard */
2507 pkt_in_play_range = duration == AV_NOPTS_VALUE ||
2508 (pkt->pts - ic->streams[pkt->stream_index]->start_time) *
2509 av_q2d(ic->streams[pkt->stream_index]->time_base) -
da7c65f0
AD
2510 (double)(start_time != AV_NOPTS_VALUE ? start_time : 0) / 1000000
2511 <= ((double)duration / 1000000);
d834d63b 2512 if (pkt->stream_index == is->audio_stream && pkt_in_play_range) {
01310af2 2513 packet_queue_put(&is->audioq, pkt);
d834d63b 2514 } else if (pkt->stream_index == is->video_stream && pkt_in_play_range) {
01310af2 2515 packet_queue_put(&is->videoq, pkt);
d834d63b 2516 } else if (pkt->stream_index == is->subtitle_stream && pkt_in_play_range) {
72ce053b 2517 packet_queue_put(&is->subtitleq, pkt);
01310af2 2518 } else {
ce70f28a 2519 av_packet_unref(pkt);
01310af2
FB
2520 }
2521 }
2522 /* wait until the end */
2523 while (!is->abort_request) {
2524 SDL_Delay(100);
2525 }
2526
638c9d91 2527 ret = 0;
416e3508 2528
f22f9005
LB
2529fail:
2530 stream_close(is);
416e3508 2531
638c9d91
FB
2532 if (ret != 0) {
2533 SDL_Event event;
115329f1 2534
638c9d91
FB
2535 event.type = FF_QUIT_EVENT;
2536 event.user.data1 = is;
2537 SDL_PushEvent(&event);
2538 }
01310af2
FB
2539 return 0;
2540}
2541
6fa464f8
LB
2542static int stream_open(PlayerState *is,
2543 const char *filename, AVInputFormat *iformat)
01310af2 2544{
6fa464f8 2545 int ret;
01310af2 2546
f7d78f36 2547 av_strlcpy(is->filename, filename, sizeof(is->filename));
638c9d91 2548 is->iformat = iformat;
da7c65f0
AD
2549 is->ytop = 0;
2550 is->xleft = 0;
01310af2 2551
6fa464f8
LB
2552 if ((ret = stream_setup(is)) < 0) {
2553 return ret;
f22f9005
LB
2554 }
2555
01310af2
FB
2556 /* start video display */
2557 is->pictq_mutex = SDL_CreateMutex();
da7c65f0 2558 is->pictq_cond = SDL_CreateCond();
115329f1 2559
72ce053b 2560 is->subpq_mutex = SDL_CreateMutex();
da7c65f0 2561 is->subpq_cond = SDL_CreateCond();
115329f1 2562
638c9d91 2563 is->av_sync_type = av_sync_type;
fdd464cb 2564 is->refresh_tid = SDL_CreateThread(refresh_thread, is);
6fa464f8
LB
2565 if (!is->refresh_tid)
2566 return -1;
da7c65f0 2567 is->parse_tid = SDL_CreateThread(decode_thread, is);
6fa464f8
LB
2568 if (!is->parse_tid)
2569 return -1;
2570 return 0;
01310af2
FB
2571}
2572
21bbc345 2573static void stream_cycle_channel(PlayerState *is, int codec_type)
638c9d91
FB
2574{
2575 AVFormatContext *ic = is->ic;
2576 int start_index, stream_index;
2577 AVStream *st;
2578
72415b2a 2579 if (codec_type == AVMEDIA_TYPE_VIDEO)
638c9d91 2580 start_index = is->video_stream;
72415b2a 2581 else if (codec_type == AVMEDIA_TYPE_AUDIO)
638c9d91 2582 start_index = is->audio_stream;
72ce053b
IC
2583 else
2584 start_index = is->subtitle_stream;
72415b2a 2585 if (start_index < (codec_type == AVMEDIA_TYPE_SUBTITLE ? -1 : 0))
638c9d91
FB
2586 return;
2587 stream_index = start_index;
da7c65f0 2588 for (;;) {
638c9d91 2589 if (++stream_index >= is->ic->nb_streams)
72ce053b 2590 {
72415b2a 2591 if (codec_type == AVMEDIA_TYPE_SUBTITLE)
72ce053b
IC
2592 {
2593 stream_index = -1;
2594 goto the_end;
2595 } else
2596 stream_index = 0;
2597 }
638c9d91
FB
2598 if (stream_index == start_index)
2599 return;
2600 st = ic->streams[stream_index];
01f4895c 2601 if (st->codec->codec_type == codec_type) {
638c9d91 2602 /* check that parameters are OK */
da7c65f0 2603 switch (codec_type) {
72415b2a 2604 case AVMEDIA_TYPE_AUDIO:
01f4895c
MN
2605 if (st->codec->sample_rate != 0 &&
2606 st->codec->channels != 0)
638c9d91
FB
2607 goto the_end;
2608 break;
72415b2a
SS
2609 case AVMEDIA_TYPE_VIDEO:
2610 case AVMEDIA_TYPE_SUBTITLE:
638c9d91
FB
2611 goto the_end;
2612 default:
2613 break;
2614 }
2615 }
2616 }
2617 the_end:
2618 stream_component_close(is, start_index);
2619 stream_component_open(is, stream_index);
2620}
2621
2622
7b49ce2e 2623static void toggle_full_screen(void)
01310af2 2624{
fec5777e 2625#if defined(__APPLE__) && SDL_VERSION_ATLEAST(1, 2, 14)
5ea20630 2626 /* OS X needs to empty the picture_queue */
d246c18e
DB
2627 int i;
2628 for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++)
611ba89b 2629 player->pictq[i].reallocate = 1;
fec5777e 2630#endif
d246c18e 2631 is_full_screen = !is_full_screen;
611ba89b 2632 video_open(player);
01310af2
FB
2633}
2634
7b49ce2e 2635static void toggle_pause(void)
01310af2 2636{
611ba89b
LB
2637 if (player)
2638 stream_pause(player);
bba04f1e
WH
2639 step = 0;
2640}
2641
7b49ce2e 2642static void step_to_next_frame(void)
bba04f1e 2643{
611ba89b 2644 if (player) {
19cc524a 2645 /* if the stream is paused unpause it, then step */
611ba89b
LB
2646 if (player->paused)
2647 stream_pause(player);
bba04f1e
WH
2648 }
2649 step = 1;
01310af2
FB
2650}
2651
7b49ce2e 2652static void toggle_audio_display(void)
01310af2 2653{
611ba89b 2654 if (player) {
f5968788 2655 int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
611ba89b 2656 player->show_audio = (player->show_audio + 1) % 3;
f5968788 2657 fill_rectangle(screen,
611ba89b 2658 player->xleft, player->ytop, player->width, player->height,
da7c65f0 2659 bgcolor);
611ba89b 2660 SDL_UpdateRect(screen, player->xleft, player->ytop, player->width, player->height);
01310af2
FB
2661 }
2662}
2663
21bbc345 2664static void seek_chapter(PlayerState *is, int incr)
b36bc81c
AK
2665{
2666 int64_t pos = get_master_clock(is) * AV_TIME_BASE;
2667 int i;
2668
2669 if (!is->ic->nb_chapters)
2670 return;
2671
2672 /* find the current chapter */
2673 for (i = 0; i < is->ic->nb_chapters; i++) {
2674 AVChapter *ch = is->ic->chapters[i];
2675 if (av_compare_ts(pos, AV_TIME_BASE_Q, ch->start, ch->time_base) < 0) {
2676 i--;
2677 break;
2678 }
2679 }
2680
2681 i += incr;
2682 i = FFMAX(i, 0);
2683 if (i >= is->ic->nb_chapters)
2684 return;
2685
2686 av_log(NULL, AV_LOG_VERBOSE, "Seeking to chapter %d.\n", i);
2687 stream_seek(is, av_rescale_q(is->ic->chapters[i]->start, is->ic->chapters[i]->time_base,
2688 AV_TIME_BASE_Q), 0, 0);
2689}
2690
01310af2 2691/* handle an event sent by the GUI */
7b49ce2e 2692static void event_loop(void)
01310af2
FB
2693{
2694 SDL_Event event;
a11d11aa 2695 double incr, pos, frac;
01310af2 2696
da7c65f0 2697 for (;;) {
d52ec002 2698 double x;
01310af2 2699 SDL_WaitEvent(&event);
da7c65f0 2700 switch (event.type) {
01310af2 2701 case SDL_KEYDOWN:
066ce8c9
AS
2702 if (exit_on_keydown) {
2703 do_exit();
2704 break;
2705 }
da7c65f0 2706 switch (event.key.keysym.sym) {
01310af2
FB
2707 case SDLK_ESCAPE:
2708 case SDLK_q:
2709 do_exit();
2710 break;
2711 case SDLK_f:
2712 toggle_full_screen();
2713 break;
2714 case SDLK_p:
2715 case SDLK_SPACE:
2716 toggle_pause();
2717 break;
da7c65f0 2718 case SDLK_s: // S: Step to next frame
bba04f1e
WH
2719 step_to_next_frame();
2720 break;
01310af2 2721 case SDLK_a:
611ba89b
LB
2722 if (player)
2723 stream_cycle_channel(player, AVMEDIA_TYPE_AUDIO);
638c9d91
FB
2724 break;
2725 case SDLK_v:
611ba89b
LB
2726 if (player)
2727 stream_cycle_channel(player, AVMEDIA_TYPE_VIDEO);
638c9d91 2728 break;
72ce053b 2729 case SDLK_t:
611ba89b
LB
2730 if (player)
2731 stream_cycle_channel(player, AVMEDIA_TYPE_SUBTITLE);
72ce053b 2732 break;
638c9d91 2733 case SDLK_w:
01310af2
FB
2734 toggle_audio_display();
2735 break;
b36bc81c 2736 case SDLK_PAGEUP:
611ba89b 2737 seek_chapter(player, 1);
b36bc81c
AK
2738 break;
2739 case SDLK_PAGEDOWN:
611ba89b 2740 seek_chapter(player, -1);
b36bc81c 2741 break;
72ea344b
FB
2742 case SDLK_LEFT:
2743 incr = -10.0;
2744 goto do_seek;
2745 case SDLK_RIGHT:
2746 incr = 10.0;
2747 goto do_seek;
2748 case SDLK_UP:
2749 incr = 60.0;
2750 goto do_seek;
2751 case SDLK_DOWN:
2752 incr = -60.0;
2753 do_seek:
611ba89b 2754 if (player) {
94b594c6 2755 if (seek_by_bytes) {
611ba89b
LB
2756 if (player->video_stream >= 0 && player->video_current_pos >= 0) {
2757 pos = player->video_current_pos;
2758 } else if (player->audio_stream >= 0 && player->audio_pkt.pos >= 0) {
2759 pos = player->audio_pkt.pos;
da7c65f0 2760 } else
611ba89b
LB
2761 pos = avio_tell(player->ic->pb);
2762 if (player->ic->bit_rate)
2763 incr *= player->ic->bit_rate / 8.0;
94b594c6
SH
2764 else
2765 incr *= 180000.0;
2766 pos += incr;
611ba89b 2767 stream_seek(player, pos, incr, 1);
94b594c6 2768 } else {
611ba89b 2769 pos = get_master_clock(player);
94b594c6 2770 pos += incr;
611ba89b 2771 stream_seek(player, (int64_t)(pos * AV_TIME_BASE), (int64_t)(incr * AV_TIME_BASE), 0);
94b594c6 2772 }
72ea344b
FB
2773 }
2774 break;
01310af2
FB
2775 default:
2776 break;
2777 }
2778 break;
a11d11aa 2779 case SDL_MOUSEBUTTONDOWN:
066ce8c9
AS
2780 if (exit_on_mousedown) {
2781 do_exit();
2782 break;
2783 }
d52ec002 2784 case SDL_MOUSEMOTION:
da7c65f0
AD
2785 if (event.type == SDL_MOUSEBUTTONDOWN) {
2786 x = event.button.x;
2787 } else {
2788 if (event.motion.state != SDL_PRESSED)
d52ec002 2789 break;
da7c65f0 2790 x = event.motion.x;
d52ec002 2791 }
611ba89b
LB
2792 if (player) {
2793 if (seek_by_bytes || player->ic->duration <= 0) {
2794 uint64_t size = avio_size(player->ic->pb);
2795 stream_seek(player, size*x/player->width, 0, 1);
da7c65f0 2796 } else {
6371c81a
MN
2797 int64_t ts;
2798 int ns, hh, mm, ss;
2799 int tns, thh, tmm, tss;
611ba89b 2800 tns = player->ic->duration / 1000000LL;
da7c65f0
AD
2801 thh = tns / 3600;
2802 tmm = (tns % 3600) / 60;
2803 tss = (tns % 60);
611ba89b 2804 frac = x / player->width;
da7c65f0
AD
2805 ns = frac * tns;
2806 hh = ns / 3600;
2807 mm = (ns % 3600) / 60;
2808 ss = (ns % 60);
6371c81a
MN
2809 fprintf(stderr, "Seek to %2.0f%% (%2d:%02d:%02d) of total duration (%2d:%02d:%02d) \n", frac*100,
2810 hh, mm, ss, thh, tmm, tss);
611ba89b
LB
2811 ts = frac * player->ic->duration;
2812 if (player->ic->start_time != AV_NOPTS_VALUE)
2813 ts += player->ic->start_time;
2814 stream_seek(player, ts, 0, 0);
2ef46053 2815 }
bb270c08
DB
2816 }
2817 break;
01310af2 2818 case SDL_VIDEORESIZE:
611ba89b 2819 if (player) {
115329f1 2820 screen = SDL_SetVideoMode(event.resize.w, event.resize.h, 0,
01310af2 2821 SDL_HWSURFACE|SDL_RESIZABLE|SDL_ASYNCBLIT|SDL_HWACCEL);
611ba89b
LB
2822 screen_width = player->width = event.resize.w;
2823 screen_height = player->height = event.resize.h;
01310af2
FB
2824 }
2825 break;
2826 case SDL_QUIT:
638c9d91 2827 case FF_QUIT_EVENT:
01310af2
FB
2828 do_exit();
2829 break;
2830 case FF_ALLOC_EVENT:
fccb19e3 2831 video_open(event.user.data1);
01310af2
FB
2832 alloc_picture(event.user.data1);
2833 break;
2834 case FF_REFRESH_EVENT:
2835 video_refresh_timer(event.user.data1);
611ba89b 2836 player->refresh = 0;
01310af2
FB
2837 break;
2838 default:
2839 break;
2840 }
2841 }
2842}
2843
4e82cbb6 2844static int opt_frame_size(void *optctx, const char *opt, const char *arg)
e4b89522 2845{
a4e540c4
SS
2846 av_log(NULL, AV_LOG_ERROR,
2847 "Option '%s' has been removed, use private format options instead\n", opt);
2848 return AVERROR(EINVAL);
e4b89522
LW
2849}
2850
4e82cbb6 2851static int opt_width(void *optctx, const char *opt, const char *arg)
01310af2 2852{
a5b3b5f6
SS
2853 screen_width = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
2854 return 0;
01310af2
FB
2855}
2856
4e82cbb6 2857static int opt_height(void *optctx, const char *opt, const char *arg)
01310af2 2858{
a5b3b5f6
SS
2859 screen_height = parse_number_or_die(opt, arg, OPT_INT64, 1, INT_MAX);
2860 return 0;
01310af2
FB
2861}
2862
4e82cbb6 2863static int opt_format(void *optctx, const char *opt, const char *arg)
01310af2
FB
2864{
2865 file_iformat = av_find_input_format(arg);
2866 if (!file_iformat) {
2867 fprintf(stderr, "Unknown input format: %s\n", arg);
26513856 2868 return AVERROR(EINVAL);
01310af2 2869 }
26513856 2870 return 0;
01310af2 2871}
61890b02 2872
4e82cbb6 2873static int opt_frame_pix_fmt(void *optctx, const char *opt, const char *arg)
e4b89522 2874{
0a858048
SS
2875 av_log(NULL, AV_LOG_ERROR,
2876 "Option '%s' has been removed, use private format options instead\n", opt);
2877 return AVERROR(EINVAL);
e4b89522
LW
2878}
2879
4e82cbb6 2880static int opt_sync(void *optctx, const char *opt, const char *arg)
638c9d91
FB
2881{
2882 if (!strcmp(arg, "audio"))
2883 av_sync_type = AV_SYNC_AUDIO_MASTER;
2884 else if (!strcmp(arg, "video"))
2885 av_sync_type = AV_SYNC_VIDEO_MASTER;
2886 else if (!strcmp(arg, "ext"))
2887 av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
aab1b7e5 2888 else {
b81d6235 2889 fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
aab1b7e5
SS
2890 exit(1);
2891 }
b81d6235 2892 return 0;
638c9d91
FB
2893}
2894
4e82cbb6 2895static int opt_seek(void *optctx, const char *opt, const char *arg)
72ea344b 2896{
e11bc2c6
SS
2897 start_time = parse_time_or_die(opt, arg, 1);
2898 return 0;
72ea344b
FB
2899}
2900
4e82cbb6 2901static int opt_duration(void *optctx, const char *opt, const char *arg)
d834d63b
RK
2902{
2903 duration = parse_time_or_die(opt, arg, 1);
2904 return 0;
2905}
2906
358061f6 2907static const OptionDef options[] = {
992f8eae 2908#include "cmdutils_common_opts.h"
4e82cbb6
AK
2909 { "x", HAS_ARG, { .func_arg = opt_width }, "force displayed width", "width" },
2910 { "y", HAS_ARG, { .func_arg = opt_height }, "force displayed height", "height" },
2911 { "s", HAS_ARG | OPT_VIDEO, { .func_arg = opt_frame_size }, "set frame size (WxH or abbreviation)", "size" },
0e8dccb7
AK
2912 { "fs", OPT_BOOL, { &is_full_screen }, "force full screen" },
2913 { "an", OPT_BOOL, { &audio_disable }, "disable audio" },
2914 { "vn", OPT_BOOL, { &video_disable }, "disable video" },
2915 { "ast", OPT_INT | HAS_ARG | OPT_EXPERT, { &wanted_stream[AVMEDIA_TYPE_AUDIO] }, "select desired audio stream", "stream_number" },
2916 { "vst", OPT_INT | HAS_ARG | OPT_EXPERT, { &wanted_stream[AVMEDIA_TYPE_VIDEO] }, "select desired video stream", "stream_number" },
2917 { "sst", OPT_INT | HAS_ARG | OPT_EXPERT, { &wanted_stream[AVMEDIA_TYPE_SUBTITLE] }, "select desired subtitle stream", "stream_number" },
4e82cbb6
AK
2918 { "ss", HAS_ARG, { .func_arg = opt_seek }, "seek to a given position in seconds", "pos" },
2919 { "t", HAS_ARG, { .func_arg = opt_duration }, "play \"duration\" seconds of audio/video", "duration" },
0e8dccb7
AK
2920 { "bytes", OPT_INT | HAS_ARG, { &seek_by_bytes }, "seek by bytes 0=off 1=on -1=auto", "val" },
2921 { "nodisp", OPT_BOOL, { &display_disable }, "disable graphical display" },
4e82cbb6
AK
2922 { "f", HAS_ARG, { .func_arg = opt_format }, "force format", "fmt" },
2923 { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { .func_arg = opt_frame_pix_fmt }, "set pixel format", "format" },
0e8dccb7 2924 { "stats", OPT_BOOL | OPT_EXPERT, { &show_status }, "show status", "" },
0e8dccb7 2925 { "bug", OPT_INT | HAS_ARG | OPT_EXPERT, { &workaround_bugs }, "workaround bugs", "" },
0e8dccb7
AK
2926 { "fast", OPT_BOOL | OPT_EXPERT, { &fast }, "non spec compliant optimizations", "" },
2927 { "genpts", OPT_BOOL | OPT_EXPERT, { &genpts }, "generate pts", "" },
2928 { "drp", OPT_INT | HAS_ARG | OPT_EXPERT, { &decoder_reorder_pts }, "let decoder reorder pts 0=off 1=on -1=auto", ""},
2929 { "skiploop", OPT_INT | HAS_ARG | OPT_EXPERT, { &skip_loop_filter }, "", "" },
2930 { "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, { &skip_frame }, "", "" },
2931 { "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, { &skip_idct }, "", "" },
2932 { "idct", OPT_INT | HAS_ARG | OPT_EXPERT, { &idct }, "set idct algo", "algo" },
2933 { "ec", OPT_INT | HAS_ARG | OPT_EXPERT, { &error_concealment }, "set error concealment options", "bit_mask" },
4e82cbb6 2934 { "sync", HAS_ARG | OPT_EXPERT, { .func_arg = opt_sync }, "set audio-video sync. type (type=audio/video/ext)", "type" },
041caf1a 2935 { "noautoexit", OPT_BOOL | OPT_EXPERT, { &noautoexit }, "Do not exit at the end of playback", "" },
0e8dccb7
AK
2936 { "exitonkeydown", OPT_BOOL | OPT_EXPERT, { &exit_on_keydown }, "exit on key down", "" },
2937 { "exitonmousedown", OPT_BOOL | OPT_EXPERT, { &exit_on_mousedown }, "exit on mouse down", "" },
2938 { "loop", OPT_INT | HAS_ARG | OPT_EXPERT, { &loop }, "set number of times the playback shall be looped", "loop count" },
2939 { "framedrop", OPT_BOOL | OPT_EXPERT, { &framedrop }, "drop frames when cpu is too slow", "" },
2940 { "infbuf", OPT_BOOL | OPT_EXPERT, { &infinite_buffer }, "don't limit the input buffer size (useful with realtime streams)", "" },
2941 { "window_title", OPT_STRING | HAS_ARG, { &window_title }, "set window title", "window title" },
917d2bb3 2942#if CONFIG_AVFILTER
0e8dccb7 2943 { "vf", OPT_STRING | HAS_ARG, { &vfilters }, "video filters", "filter list" },
917d2bb3 2944#endif
0e8dccb7
AK
2945 { "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, { &rdftspeed }, "rdft speed", "msecs" },
2946 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, { opt_default }, "generic catch all option", "" },
da7c65f0 2947 { "i", 0, { NULL }, "avconv compatibility dummy option", ""},
e2d50fc2 2948 { "autorotate", OPT_BOOL, { &autorotate }, "automatically rotate video", "" },
01310af2
FB
2949 { NULL, },
2950};
2951
0c2a18cb 2952static void show_usage(void)
01310af2 2953{
27daa420 2954 printf("Simple media player\n");
266463da 2955 printf("usage: %s [options] input_file\n", program_name);
01310af2 2956 printf("\n");
0c2a18cb
RP
2957}
2958
a3ad68d3 2959void show_help_default(const char *opt, const char *arg)
0c2a18cb 2960{
f66eb58e 2961 av_log_set_callback(log_callback_help);
0c2a18cb 2962 show_usage();
f9fada27
AK
2963 show_help_options(options, "Main options:", 0, OPT_EXPERT, 0);
2964 show_help_options(options, "Advanced options:", OPT_EXPERT, 0, 0);
f66eb58e 2965 printf("\n");
7a6cd995
AK
2966 show_help_children(avcodec_get_class(), AV_OPT_FLAG_DECODING_PARAM);
2967 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
f66eb58e 2968#if !CONFIG_AVFILTER
7a6cd995 2969 show_help_children(sws_get_class(), AV_OPT_FLAG_ENCODING_PARAM);
f66eb58e 2970#endif
01310af2
FB
2971 printf("\nWhile playing:\n"
2972 "q, ESC quit\n"
2973 "f toggle full screen\n"
2974 "p, SPC pause\n"
638c9d91
FB
2975 "a cycle audio channel\n"
2976 "v cycle video channel\n"
72ce053b 2977 "t cycle subtitle channel\n"
638c9d91 2978 "w show audio waves\n"
79f8b328 2979 "s activate frame-step mode\n"
72ea344b
FB
2980 "left/right seek backward/forward 10 seconds\n"
2981 "down/up seek backward/forward 1 minute\n"
a11d11aa 2982 "mouse click seek to percentage in file corresponding to fraction of width\n"
01310af2 2983 );
01310af2
FB
2984}
2985
7cc8d638 2986static void opt_input_file(void *optctx, const char *filename)
01310af2 2987{
07a70b38
SS
2988 if (input_filename) {
2989 fprintf(stderr, "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2990 filename, input_filename);
2991 exit(1);
2992 }
e8d83e1c 2993 if (!strcmp(filename, "-"))
9fcfc0b7 2994 filename = "pipe:";
01310af2
FB
2995 input_filename = filename;
2996}
2997
2998/* Called from the main */
2999int main(int argc, char **argv)
3000{
a5c33faa 3001 int flags;
115329f1 3002
6b6bca64 3003 av_log_set_flags(AV_LOG_SKIP_REPEATED);
182cbe43 3004 parse_loglevel(argc, argv, options);
6b6bca64 3005
01310af2 3006 /* register all codecs, demux and protocols */
c721d803 3007 avcodec_register_all();
9b157b0c 3008#if CONFIG_AVDEVICE
c721d803 3009 avdevice_register_all();
9b157b0c 3010#endif
917d2bb3
MN
3011#if CONFIG_AVFILTER
3012 avfilter_register_all();
3013#endif
01310af2 3014 av_register_all();
776f2bb9 3015 avformat_network_init();
01310af2 3016
a5c33faa 3017 init_opts();
e43d7a18 3018
ea9c581f 3019 show_banner();
4cfac5bc 3020
7cc8d638 3021 parse_options(NULL, argc, argv, options, opt_input_file);
01310af2 3022
aab1b7e5 3023 if (!input_filename) {
7f11e745 3024 show_usage();
7a7da6b4 3025 fprintf(stderr, "An input file must be specified\n");
266463da 3026 fprintf(stderr, "Use -h to get full help or, even better, run 'man %s'\n", program_name);
aab1b7e5
SS
3027 exit(1);
3028 }
01310af2
FB
3029
3030 if (display_disable) {
3031 video_disable = 1;
3032 }
31319a8c 3033 flags = SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER;
c97f5402
DB
3034#if !defined(__MINGW32__) && !defined(__APPLE__)
3035 flags |= SDL_INIT_EVENTTHREAD; /* Not supported on Windows or Mac OS X */
31319a8c 3036#endif
01310af2 3037 if (SDL_Init (flags)) {
05ab0b76 3038 fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
01310af2
FB
3039 exit(1);
3040 }
3041
3042 if (!display_disable) {
3ef17d62
MR
3043 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
3044 fs_screen_width = vi->current_w;
3045 fs_screen_height = vi->current_h;
01310af2
FB
3046 }
3047
3048 SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE);
01310af2
FB
3049 SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
3050 SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
3051
39c6a118 3052 av_init_packet(&flush_pkt);
26a44143 3053 flush_pkt.data = (uint8_t *)&flush_pkt;
39c6a118 3054
6fa464f8
LB
3055 if (stream_open(player, input_filename, file_iformat) < 0) {
3056 fprintf(stderr, "Could not setup the player\n");
3057 stream_close(player);
3058 exit(1);
3059 }
01310af2
FB
3060
3061 event_loop();
3062
3063 /* never returns */
3064
3065 return 0;
3066}