#include "libavformat/rtsp.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
+#include "libavcodec/audioconvert.h"
+#include "libavcodec/opt.h"
-#include "version.h"
#include "cmdutils.h"
#include <SDL.h>
#undef exit
-static const char program_name[] = "FFplay";
-static const int program_birth_year = 2003;
+const char program_name[] = "FFplay";
+const int program_birth_year = 2003;
//#define DEBUG_SYNC
int audio_hw_buf_size;
/* samples output by the codec. we reserve more space for avsync
compensation */
- DECLARE_ALIGNED(16,uint8_t,audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]);
+ DECLARE_ALIGNED(16,uint8_t,audio_buf1[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]);
+ DECLARE_ALIGNED(16,uint8_t,audio_buf2[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]);
+ uint8_t *audio_buf;
unsigned int audio_buf_size; /* in bytes */
int audio_buf_index; /* in bytes */
AVPacket audio_pkt;
uint8_t *audio_pkt_data;
int audio_pkt_size;
+ enum SampleFormat audio_src_fmt;
+ AVAudioConvert *reformat_ctx;
int show_audio; /* if true, display audio samples */
int16_t sample_array[SAMPLE_ARRAY_SIZE];
static enum AVDiscard skip_frame= AVDISCARD_DEFAULT;
static enum AVDiscard skip_idct= AVDISCARD_DEFAULT;
static enum AVDiscard skip_loop_filter= AVDISCARD_DEFAULT;
-static int error_resilience = FF_ER_CAREFUL;
+static int error_recognition = FF_ER_CAREFUL;
static int error_concealment = 3;
static int decoder_reorder_pts= 0;
vp = &is->pictq[is->pictq_rindex];
if (vp->bmp) {
/* XXX: use variable in the frame */
- if (is->video_st->codec->sample_aspect_ratio.num == 0)
- aspect_ratio = 0;
+ if (is->video_st->sample_aspect_ratio.num)
+ aspect_ratio = av_q2d(is->video_st->sample_aspect_ratio);
+ else if (is->video_st->codec->sample_aspect_ratio.num)
+ aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio);
else
- aspect_ratio = av_q2d(is->video_st->codec->sample_aspect_ratio)
- * is->video_st->codec->width / is->video_st->codec->height;
+ aspect_ratio = 0;
if (aspect_ratio <= 0.0)
- aspect_ratio = (float)is->video_st->codec->width /
- (float)is->video_st->codec->height;
+ aspect_ratio = 1.0;
+ aspect_ratio *= (float)is->video_st->codec->width / is->video_st->codec->height;
/* if an active format is indicated, then it overrides the
mpeg format */
#if 0
/* XXX: we suppose the screen has a 1.0 pixel ratio */
height = is->height;
- width = ((int)rint(height * aspect_ratio)) & -3;
+ width = ((int)rint(height * aspect_ratio)) & ~1;
if (width > is->width) {
width = is->width;
- height = ((int)rint(width / aspect_ratio)) & -3;
+ height = ((int)rint(width / aspect_ratio)) & ~1;
}
x = (is->width - width) / 2;
y = (is->height - height) / 2;
/* schedule a video refresh in 'delay' ms */
static void schedule_refresh(VideoState *is, int delay)
{
+ if(!delay) delay=1; //SDL seems to be buggy when the delay is 0
SDL_AddTimer(delay, sdl_refresh_timer_cb, is);
}
/* skip or repeat frame. We take into account the
delay to compute the threshold. I still don't know
if it is the best guess */
- sync_threshold = AV_SYNC_THRESHOLD;
- if (delay > sync_threshold)
- sync_threshold = delay;
+ sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay);
if (fabs(diff) < AV_NOSYNC_THRESHOLD) {
if (diff <= -sync_threshold)
delay = 0;
pict.linesize[0] = vp->bmp->pitches[0];
pict.linesize[1] = vp->bmp->pitches[2];
pict.linesize[2] = vp->bmp->pitches[1];
+ sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
img_convert_ctx = sws_getCachedContext(img_convert_ctx,
is->video_st->codec->width, is->video_st->codec->height,
is->video_st->codec->pix_fmt,
return queue_picture(is, src_frame, pts);
}
-static uint64_t global_video_pkt_pts= AV_NOPTS_VALUE;
-
-static int my_get_buffer(struct AVCodecContext *c, AVFrame *pic){
- int ret= avcodec_default_get_buffer(c, pic);
- uint64_t *pts= av_malloc(sizeof(uint64_t));
- *pts= global_video_pkt_pts;
- pic->opaque= pts;
- return ret;
-}
-
-static void my_release_buffer(struct AVCodecContext *c, AVFrame *pic){
- if(pic) av_freep(&pic->opaque);
- avcodec_default_release_buffer(c, pic);
-}
-
static int video_thread(void *arg)
{
VideoState *is = arg;
/* NOTE: ipts is the PTS of the _first_ picture beginning in
this packet, if any */
- global_video_pkt_pts= pkt->pts;
+ is->video_st->codec->reordered_opaque= pkt->pts;
len1 = avcodec_decode_video(is->video_st->codec,
frame, &got_picture,
pkt->data, pkt->size);
if( (decoder_reorder_pts || pkt->dts == AV_NOPTS_VALUE)
- && frame->opaque && *(uint64_t*)frame->opaque != AV_NOPTS_VALUE)
- pts= *(uint64_t*)frame->opaque;
+ && frame->reordered_opaque != AV_NOPTS_VALUE)
+ pts= frame->reordered_opaque;
else if(pkt->dts != AV_NOPTS_VALUE)
pts= pkt->dts;
else
}
/* decode one audio frame and returns its uncompressed size */
-static int audio_decode_frame(VideoState *is, uint8_t *audio_buf, int buf_size, double *pts_ptr)
+static int audio_decode_frame(VideoState *is, double *pts_ptr)
{
AVPacket *pkt = &is->audio_pkt;
+ AVCodecContext *dec= is->audio_st->codec;
int n, len1, data_size;
double pts;
for(;;) {
/* NOTE: the audio packet can contain several frames */
while (is->audio_pkt_size > 0) {
- data_size = buf_size;
- len1 = avcodec_decode_audio2(is->audio_st->codec,
- (int16_t *)audio_buf, &data_size,
+ data_size = sizeof(is->audio_buf1);
+ len1 = avcodec_decode_audio2(dec,
+ (int16_t *)is->audio_buf1, &data_size,
is->audio_pkt_data, is->audio_pkt_size);
if (len1 < 0) {
/* if error, we skip the frame */
is->audio_pkt_size -= len1;
if (data_size <= 0)
continue;
+
+ if (dec->sample_fmt != is->audio_src_fmt) {
+ if (is->reformat_ctx)
+ av_audio_convert_free(is->reformat_ctx);
+ is->reformat_ctx= av_audio_convert_alloc(SAMPLE_FMT_S16, 1,
+ dec->sample_fmt, 1, NULL, 0);
+ if (!is->reformat_ctx) {
+ fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
+ avcodec_get_sample_fmt_name(dec->sample_fmt),
+ avcodec_get_sample_fmt_name(SAMPLE_FMT_S16));
+ break;
+ }
+ is->audio_src_fmt= dec->sample_fmt;
+ }
+
+ if (is->reformat_ctx) {
+ const void *ibuf[6]= {is->audio_buf1};
+ void *obuf[6]= {is->audio_buf2};
+ int istride[6]= {av_get_bits_per_sample_format(dec->sample_fmt)/8};
+ int ostride[6]= {2};
+ int len= data_size/istride[0];
+ if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
+ printf("av_audio_convert() failed\n");
+ break;
+ }
+ is->audio_buf= is->audio_buf2;
+ /* FIXME: existing code assume that data_size equals framesize*channels*2
+ remove this legacy cruft */
+ data_size= len*2;
+ }else{
+ is->audio_buf= is->audio_buf1;
+ }
+
/* if no pts, then compute it */
pts = is->audio_clock;
*pts_ptr = pts;
- n = 2 * is->audio_st->codec->channels;
+ n = 2 * dec->channels;
is->audio_clock += (double)data_size /
- (double)(n * is->audio_st->codec->sample_rate);
+ (double)(n * dec->sample_rate);
#if defined(DEBUG_SYNC)
{
static double last_clock;
if (packet_queue_get(&is->audioq, pkt, 1) < 0)
return -1;
if(pkt->data == flush_pkt.data){
- avcodec_flush_buffers(is->audio_st->codec);
+ avcodec_flush_buffers(dec);
continue;
}
while (len > 0) {
if (is->audio_buf_index >= is->audio_buf_size) {
- audio_size = audio_decode_frame(is, is->audio_buf, sizeof(is->audio_buf), &pts);
+ audio_size = audio_decode_frame(is, &pts);
if (audio_size < 0) {
/* if error, just output silence */
is->audio_buf_size = 1024;
enc->skip_frame= skip_frame;
enc->skip_idct= skip_idct;
enc->skip_loop_filter= skip_loop_filter;
- enc->error_resilience= error_resilience;
+ enc->error_recognition= error_recognition;
enc->error_concealment= error_concealment;
+
+ set_context_opts(enc, avctx_opts[enc->codec_type], 0);
+
if (!codec ||
avcodec_open(enc, codec) < 0)
return -1;
return -1;
}
is->audio_hw_buf_size = spec.size;
+ is->audio_src_fmt= SAMPLE_FMT_S16;
}
if(thread_count>1)
avcodec_thread_init(enc, thread_count);
enc->thread_count= thread_count;
+ ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
is->audio_stream = stream_index;
packet_queue_init(&is->videoq);
is->video_tid = SDL_CreateThread(video_thread, is);
-
- enc-> get_buffer= my_get_buffer;
- enc->release_buffer= my_release_buffer;
break;
case CODEC_TYPE_SUBTITLE:
is->subtitle_stream = stream_index;
SDL_CloseAudio();
packet_queue_end(&is->audioq);
+ if (is->reformat_ctx)
+ av_audio_convert_free(is->reformat_ctx);
break;
case CODEC_TYPE_VIDEO:
packet_queue_abort(&is->videoq);
break;
}
+ ic->streams[stream_index]->discard = AVDISCARD_ALL;
avcodec_close(enc);
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
for(i = 0; i < ic->nb_streams; i++) {
AVCodecContext *enc = ic->streams[i]->codec;
+ ic->streams[i]->discard = AVDISCARD_ALL;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
if ((audio_index < 0 || wanted_audio_stream-- > 0) && !audio_disable)
frame_pix_fmt = avcodec_get_pix_fmt(arg);
}
-static void opt_sync(const char *arg)
+static int opt_sync(const char *opt, const char *arg)
{
if (!strcmp(arg, "audio"))
av_sync_type = AV_SYNC_AUDIO_MASTER;
else if (!strcmp(arg, "ext"))
av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
else {
- show_help();
+ fprintf(stderr, "Unknown value for %s: %s\n", opt, arg);
exit(1);
}
+ return 0;
}
static int opt_seek(const char *opt, const char *arg)
return 0;
}
-static void opt_show_help(void)
-{
- show_help();
- exit(0);
-}
-
-static void opt_show_version(void)
-{
- show_version(program_name);
- exit(0);
-}
-
static const OptionDef options[] = {
- { "h", 0, {(void*)opt_show_help}, "show help" },
- { "version", 0, {(void*)opt_show_version}, "show version" },
+ { "h", OPT_EXIT, {(void*)show_help}, "show help" },
+ { "version", OPT_EXIT, {(void*)show_version}, "show version" },
+ { "L", OPT_EXIT, {(void*)show_license}, "show license" },
+ { "formats", OPT_EXIT, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
{ "x", HAS_ARG | OPT_FUNC2, {(void*)opt_width}, "force displayed width", "width" },
{ "y", HAS_ARG | OPT_FUNC2, {(void*)opt_height}, "force displayed height", "height" },
{ "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
{ "skipframe", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_frame}, "", "" },
{ "skipidct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&skip_idct}, "", "" },
{ "idct", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&idct}, "set idct algo", "algo" },
- { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_resilience}, "set error detection threshold (0-4)", "threshold" },
+ { "er", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_recognition}, "set error detection threshold (0-4)", "threshold" },
{ "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" },
- { "sync", HAS_ARG | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
+ { "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
{ "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
+ { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
{ NULL, },
};
/* Called from the main */
int main(int argc, char **argv)
{
- int flags;
+ int flags, i;
/* register all codecs, demux and protocols */
avcodec_register_all();
avdevice_register_all();
av_register_all();
- show_banner(program_name, program_birth_year);
+ for(i=0; i<CODEC_TYPE_NB; i++){
+ avctx_opts[i]= avcodec_alloc_context2(i);
+ }
+ avformat_opts = av_alloc_format_context();
+ sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL);
+
+ show_banner();
parse_options(argc, argv, options, opt_input_file);