#include "libavutil/dict.h"
#include "libavutil/parseutils.h"
#include "libavutil/samplefmt.h"
+#include "libavutil/time.h"
#include "libavformat/avformat.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
-#include "libavcodec/audioconvert.h"
+#include "libavresample/avresample.h"
#include "libavutil/opt.h"
#include "libavcodec/avfft.h"
#if CONFIG_AVFILTER
# include "libavfilter/avfilter.h"
# include "libavfilter/avfiltergraph.h"
+# include "libavfilter/buffersink.h"
+# include "libavfilter/buffersrc.h"
#endif
#include "cmdutils.h"
#undef main /* We don't want SDL to override our main() */
#endif
-#include <unistd.h>
#include <assert.h>
const char program_name[] = "avplay";
int audio_buf_index; /* in bytes */
AVPacket audio_pkt_temp;
AVPacket audio_pkt;
- enum AVSampleFormat audio_src_fmt;
- AVAudioConvert *reformat_ctx;
+ enum AVSampleFormat sdl_sample_fmt;
+ uint64_t sdl_channel_layout;
+ int sdl_channels;
+ enum AVSampleFormat resample_sample_fmt;
+ uint64_t resample_channel_layout;
+ AVAudioResampleContext *avr;
AVFrame *frame;
int show_audio; /* if true, display audio samples */
PtsCorrectionContext pts_ctx;
#if CONFIG_AVFILTER
+ AVFilterContext *in_video_filter; ///< the first filter in the video chain
AVFilterContext *out_video_filter; ///< the last filter in the video chain
+ int use_dr1;
+ FrameBuffer *buffer_pool;
#endif
float skip_frames;
static int exit_on_mousedown;
static int loop = 1;
static int framedrop = 1;
+static int infinite_buffer = 0;
static int rdftspeed = 20;
#if CONFIG_AVFILTER
nb_freq = 1 << (rdft_bits - 1);
/* compute display index : center on currently output samples */
- channels = s->audio_st->codec->channels;
+ channels = s->sdl_channels;
nb_display_channels = channels;
if (!s->paused) {
int data_used = s->show_audio == 1 ? s->width : (2 * nb_freq);
is->refresh = 1;
SDL_PushEvent(&event);
}
- 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
+ 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
}
return 0;
}
hw_buf_size = audio_write_get_buf_size(is);
bytes_per_sec = 0;
if (is->audio_st) {
- bytes_per_sec = is->audio_st->codec->sample_rate *
- 2 * is->audio_st->codec->channels;
+ bytes_per_sec = is->audio_st->codec->sample_rate * is->sdl_channels *
+ av_get_bytes_per_sample(is->sdl_sample_fmt);
}
if (bytes_per_sec)
pts -= (double)hw_buf_size / bytes_per_sec;
}
#if CONFIG_AVFILTER
-typedef struct {
- VideoState *is;
- AVFrame *frame;
- int use_dr1;
-} FilterPriv;
-
-static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
-{
- AVFilterContext *ctx = codec->opaque;
- AVFilterBufferRef *ref;
- int perms = AV_PERM_WRITE;
- int i, w, h, stride[AV_NUM_DATA_POINTERS];
- unsigned edge;
- int pixel_size;
-
- if (codec->codec->capabilities & CODEC_CAP_NEG_LINESIZES)
- perms |= AV_PERM_NEG_LINESIZES;
-
- if (pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
- if (pic->buffer_hints & FF_BUFFER_HINTS_READABLE) perms |= AV_PERM_READ;
- if (pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) perms |= AV_PERM_PRESERVE;
- if (pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) perms |= AV_PERM_REUSE2;
- }
- if (pic->reference) perms |= AV_PERM_READ | AV_PERM_PRESERVE;
-
- w = codec->width;
- h = codec->height;
- avcodec_align_dimensions2(codec, &w, &h, stride);
- edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
- w += edge << 1;
- h += edge << 1;
-
- if (!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
- return -1;
-
- pixel_size = av_pix_fmt_descriptors[ref->format].comp[0].step_minus1 + 1;
- ref->video->w = codec->width;
- ref->video->h = codec->height;
- for (i = 0; i < 4; i ++) {
- unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0;
- unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0;
-
- if (ref->data[i]) {
- ref->data[i] += ((edge * pixel_size) >> hshift) + ((edge * ref->linesize[i]) >> vshift);
- }
- pic->data[i] = ref->data[i];
- pic->linesize[i] = ref->linesize[i];
- }
- pic->opaque = ref;
- pic->type = FF_BUFFER_TYPE_USER;
- pic->reordered_opaque = codec->reordered_opaque;
- pic->width = codec->width;
- pic->height = codec->height;
- pic->format = codec->pix_fmt;
- pic->sample_aspect_ratio = codec->sample_aspect_ratio;
- if (codec->pkt) pic->pkt_pts = codec->pkt->pts;
- else pic->pkt_pts = AV_NOPTS_VALUE;
- return 0;
-}
-
-static void input_release_buffer(AVCodecContext *codec, AVFrame *pic)
-{
- memset(pic->data, 0, sizeof(pic->data));
- avfilter_unref_buffer(pic->opaque);
-}
-
-static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
-{
- AVFilterBufferRef *ref = pic->opaque;
-
- if (pic->data[0] == NULL) {
- pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
- return codec->get_buffer(codec, pic);
- }
-
- if ((codec->width != ref->video->w) || (codec->height != ref->video->h) ||
- (codec->pix_fmt != ref->format)) {
- av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
- return -1;
- }
-
- pic->reordered_opaque = codec->reordered_opaque;
- if (codec->pkt) pic->pkt_pts = codec->pkt->pts;
- else pic->pkt_pts = AV_NOPTS_VALUE;
- return 0;
-}
-
-static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
-{
- FilterPriv *priv = ctx->priv;
- AVCodecContext *codec;
- if (!opaque) return -1;
-
- priv->is = opaque;
- codec = priv->is->video_st->codec;
- codec->opaque = ctx;
- if (codec->codec->capabilities & CODEC_CAP_DR1) {
- priv->use_dr1 = 1;
- codec->get_buffer = input_get_buffer;
- codec->release_buffer = input_release_buffer;
- codec->reget_buffer = input_reget_buffer;
- codec->thread_safe_callbacks = 1;
- }
-
- priv->frame = avcodec_alloc_frame();
-
- return 0;
-}
-
-static void input_uninit(AVFilterContext *ctx)
-{
- FilterPriv *priv = ctx->priv;
- av_free(priv->frame);
-}
-
-static int input_request_frame(AVFilterLink *link)
-{
- FilterPriv *priv = link->src->priv;
- AVFilterBufferRef *picref;
- int64_t pts = 0;
- AVPacket pkt;
- int ret;
-
- while (!(ret = get_video_frame(priv->is, priv->frame, &pts, &pkt)))
- av_free_packet(&pkt);
- if (ret < 0)
- return -1;
-
- if (priv->use_dr1) {
- picref = avfilter_ref_buffer(priv->frame->opaque, ~0);
- } else {
- picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);
- av_image_copy(picref->data, picref->linesize,
- priv->frame->data, priv->frame->linesize,
- picref->format, link->w, link->h);
- }
- av_free_packet(&pkt);
-
- avfilter_copy_frame_props(picref, priv->frame);
- picref->pts = pts;
-
- avfilter_start_frame(link, picref);
- avfilter_draw_slice(link, 0, link->h, 1);
- avfilter_end_frame(link);
-
- return 0;
-}
-
-static int input_query_formats(AVFilterContext *ctx)
-{
- FilterPriv *priv = ctx->priv;
- enum PixelFormat pix_fmts[] = {
- priv->is->video_st->codec->pix_fmt, PIX_FMT_NONE
- };
-
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
- return 0;
-}
-
-static int input_config_props(AVFilterLink *link)
-{
- FilterPriv *priv = link->src->priv;
- AVCodecContext *c = priv->is->video_st->codec;
-
- link->w = c->width;
- link->h = c->height;
- link->time_base = priv->is->video_st->time_base;
-
- return 0;
-}
-
-static AVFilter input_filter =
-{
- .name = "avplay_input",
-
- .priv_size = sizeof(FilterPriv),
-
- .init = input_init,
- .uninit = input_uninit,
-
- .query_formats = input_query_formats,
-
- .inputs = (AVFilterPad[]) {{ .name = NULL }},
- .outputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .request_frame = input_request_frame,
- .config_props = input_config_props, },
- { .name = NULL }},
-};
-
static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
{
- static const enum PixelFormat pix_fmts[] = { PIX_FMT_YUV420P, PIX_FMT_NONE };
char sws_flags_str[128];
+ char buffersrc_args[256];
int ret;
- SinkContext sink_ctx = { .pix_fmts = pix_fmts };
- AVFilterContext *filt_src = NULL, *filt_out = NULL;
+ AVFilterContext *filt_src = NULL, *filt_out = NULL, *filt_format;
+ AVCodecContext *codec = is->video_st->codec;
+
snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
graph->scale_sws_opts = av_strdup(sws_flags_str);
- if ((ret = avfilter_graph_create_filter(&filt_src, &input_filter, "src",
- NULL, is, graph)) < 0)
+ snprintf(buffersrc_args, sizeof(buffersrc_args), "%d:%d:%d:%d:%d:%d:%d",
+ codec->width, codec->height, codec->pix_fmt,
+ is->video_st->time_base.num, is->video_st->time_base.den,
+ codec->sample_aspect_ratio.num, codec->sample_aspect_ratio.den);
+
+
+ if ((ret = avfilter_graph_create_filter(&filt_src,
+ avfilter_get_by_name("buffer"),
+ "src", buffersrc_args, NULL,
+ graph)) < 0)
return ret;
- if ((ret = avfilter_graph_create_filter(&filt_out, &sink, "out",
- NULL, &sink_ctx, graph)) < 0)
+ if ((ret = avfilter_graph_create_filter(&filt_out,
+ avfilter_get_by_name("buffersink"),
+ "out", NULL, NULL, graph)) < 0)
return ret;
+ if ((ret = avfilter_graph_create_filter(&filt_format,
+ avfilter_get_by_name("format"),
+ "format", "yuv420p", NULL, graph)) < 0)
+ return ret;
+ if ((ret = avfilter_link(filt_format, 0, filt_out, 0)) < 0)
+ return ret;
+
+
if (vfilters) {
AVFilterInOut *outputs = avfilter_inout_alloc();
AVFilterInOut *inputs = avfilter_inout_alloc();
outputs->next = NULL;
inputs->name = av_strdup("out");
- inputs->filter_ctx = filt_out;
+ inputs->filter_ctx = filt_format;
inputs->pad_idx = 0;
inputs->next = NULL;
if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
return ret;
} else {
- if ((ret = avfilter_link(filt_src, 0, filt_out, 0)) < 0)
+ if ((ret = avfilter_link(filt_src, 0, filt_format, 0)) < 0)
return ret;
}
if ((ret = avfilter_graph_config(graph, NULL)) < 0)
return ret;
+ is->in_video_filter = filt_src;
is->out_video_filter = filt_out;
+ if (codec->codec->capabilities & CODEC_CAP_DR1) {
+ is->use_dr1 = 1;
+ codec->get_buffer = codec_get_buffer;
+ codec->release_buffer = codec_release_buffer;
+ codec->opaque = &is->buffer_pool;
+ }
+
return ret;
}
static int video_thread(void *arg)
{
+ AVPacket pkt = { 0 };
VideoState *is = arg;
AVFrame *frame = avcodec_alloc_frame();
int64_t pts_int;
#if CONFIG_AVFILTER
AVFilterGraph *graph = avfilter_graph_alloc();
- AVFilterContext *filt_out = NULL;
+ AVFilterContext *filt_out = NULL, *filt_in = NULL;
int64_t pos;
int last_w = is->video_st->codec->width;
int last_h = is->video_st->codec->height;
if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
goto the_end;
+ filt_in = is->in_video_filter;
filt_out = is->out_video_filter;
#endif
for (;;) {
-#if !CONFIG_AVFILTER
- AVPacket pkt;
-#else
+#if CONFIG_AVFILTER
AVFilterBufferRef *picref;
AVRational tb;
#endif
while (is->paused && !is->videoq.abort_request)
SDL_Delay(10);
+
+ av_free_packet(&pkt);
+
+ ret = get_video_frame(is, frame, &pts_int, &pkt);
+ if (ret < 0)
+ goto the_end;
+
+ if (!ret)
+ continue;
+
#if CONFIG_AVFILTER
if ( last_w != is->video_st->codec->width
|| last_h != is->video_st->codec->height) {
graph = avfilter_graph_alloc();
if ((ret = configure_video_filters(graph, is, vfilters)) < 0)
goto the_end;
+ filt_in = is->in_video_filter;
filt_out = is->out_video_filter;
last_w = is->video_st->codec->width;
last_h = is->video_st->codec->height;
}
- ret = get_filtered_video_frame(filt_out, frame, &picref, &tb);
- if (picref) {
+
+ frame->pts = pts_int;
+ if (is->use_dr1) {
+ FrameBuffer *buf = frame->opaque;
+ AVFilterBufferRef *fb = avfilter_get_video_buffer_ref_from_arrays(
+ frame->data, frame->linesize,
+ AV_PERM_READ | AV_PERM_PRESERVE,
+ frame->width, frame->height,
+ frame->format);
+
+ avfilter_copy_frame_props(fb, frame);
+ fb->buf->priv = buf;
+ fb->buf->free = filter_release_buffer;
+
+ buf->refcount++;
+ av_buffersrc_buffer(filt_in, fb);
+
+ } else
+ av_buffersrc_write_frame(filt_in, frame);
+
+ while (ret >= 0) {
+ ret = av_buffersink_read(filt_out, &picref);
+ if (ret < 0) {
+ ret = 0;
+ break;
+ }
+
+ avfilter_copy_buf_props(frame, picref);
+
pts_int = picref->pts;
+ tb = filt_out->inputs[0]->time_base;
pos = picref->pos;
frame->opaque = picref;
- }
- if (ret >= 0 && av_cmp_q(tb, is->video_st->time_base)) {
- av_unused int64_t pts1 = pts_int;
- pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base);
- av_dlog(NULL, "video_thread(): "
- "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
- tb.num, tb.den, pts1,
- is->video_st->time_base.num, is->video_st->time_base.den, pts_int);
+ if (av_cmp_q(tb, is->video_st->time_base)) {
+ av_unused int64_t pts1 = pts_int;
+ pts_int = av_rescale_q(pts_int, tb, is->video_st->time_base);
+ av_dlog(NULL, "video_thread(): "
+ "tb:%d/%d pts:%"PRId64" -> tb:%d/%d pts:%"PRId64"\n",
+ tb.num, tb.den, pts1,
+ is->video_st->time_base.num, is->video_st->time_base.den, pts_int);
+ }
+ pts = pts_int * av_q2d(is->video_st->time_base);
+ ret = output_picture2(is, frame, pts, pos);
}
#else
- ret = get_video_frame(is, frame, &pts_int, &pkt);
-#endif
-
- if (ret < 0)
- goto the_end;
-
- if (!ret)
- continue;
-
pts = pts_int * av_q2d(is->video_st->time_base);
-
-#if CONFIG_AVFILTER
- ret = output_picture2(is, frame, pts, pos);
-#else
ret = output_picture2(is, frame, pts, pkt.pos);
- av_free_packet(&pkt);
#endif
+
if (ret < 0)
goto the_end;
av_freep(&vfilters);
avfilter_graph_free(&graph);
#endif
+ av_free_packet(&pkt);
av_free(frame);
return 0;
}
int n, samples_size;
double ref_clock;
- n = 2 * is->audio_st->codec->channels;
+ n = is->sdl_channels * av_get_bytes_per_sample(is->sdl_sample_fmt);
samples_size = samples_size1;
/* if not master, then we try to remove or add samples to correct the clock */
for (;;) {
/* NOTE: the audio packet can contain several frames */
while (pkt_temp->size > 0 || (!pkt_temp->data && new_packet)) {
+ int resample_changed, audio_resample;
+
if (!is->frame) {
if (!(is->frame = avcodec_alloc_frame()))
return AVERROR(ENOMEM);
is->frame->nb_samples,
dec->sample_fmt, 1);
- 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(AV_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",
- av_get_sample_fmt_name(dec->sample_fmt),
- av_get_sample_fmt_name(AV_SAMPLE_FMT_S16));
+ audio_resample = dec->sample_fmt != is->sdl_sample_fmt ||
+ dec->channel_layout != is->sdl_channel_layout;
+
+ resample_changed = dec->sample_fmt != is->resample_sample_fmt ||
+ dec->channel_layout != is->resample_channel_layout;
+
+ if ((!is->avr && audio_resample) || resample_changed) {
+ int ret;
+ if (is->avr)
+ avresample_close(is->avr);
+ else if (audio_resample) {
+ is->avr = avresample_alloc_context();
+ if (!is->avr) {
+ fprintf(stderr, "error allocating AVAudioResampleContext\n");
break;
+ }
}
- is->audio_src_fmt= dec->sample_fmt;
+ if (audio_resample) {
+ av_opt_set_int(is->avr, "in_channel_layout", dec->channel_layout, 0);
+ av_opt_set_int(is->avr, "in_sample_fmt", dec->sample_fmt, 0);
+ av_opt_set_int(is->avr, "in_sample_rate", dec->sample_rate, 0);
+ av_opt_set_int(is->avr, "out_channel_layout", is->sdl_channel_layout, 0);
+ av_opt_set_int(is->avr, "out_sample_fmt", is->sdl_sample_fmt, 0);
+ av_opt_set_int(is->avr, "out_sample_rate", dec->sample_rate, 0);
+ if (av_get_bytes_per_sample(dec->sample_fmt) <= 2)
+ av_opt_set_int(is->avr, "internal_sample_fmt", AV_SAMPLE_FMT_S16P, 0);
+
+ if ((ret = avresample_open(is->avr)) < 0) {
+ fprintf(stderr, "error initializing libavresample\n");
+ break;
+ }
+ }
+ is->resample_sample_fmt = dec->sample_fmt;
+ is->resample_channel_layout = dec->channel_layout;
}
- if (is->reformat_ctx) {
- const void *ibuf[6] = { is->frame->data[0] };
- void *obuf[6];
- int istride[6] = { av_get_bytes_per_sample(dec->sample_fmt) };
- int ostride[6] = { 2 };
- int len= data_size/istride[0];
- obuf[0] = av_realloc(is->audio_buf1, FFALIGN(len * ostride[0], 32));
- if (!obuf[0]) {
+ if (audio_resample) {
+ void *tmp_out;
+ int out_samples, out_size, out_linesize;
+ int osize = av_get_bytes_per_sample(is->sdl_sample_fmt);
+ int nb_samples = is->frame->nb_samples;
+
+ out_size = av_samples_get_buffer_size(&out_linesize,
+ is->sdl_channels,
+ nb_samples,
+ is->sdl_sample_fmt, 0);
+ tmp_out = av_realloc(is->audio_buf1, out_size);
+ if (!tmp_out)
return AVERROR(ENOMEM);
- }
- is->audio_buf1 = obuf[0];
- if (av_audio_convert(is->reformat_ctx, obuf, ostride, ibuf, istride, len) < 0) {
- printf("av_audio_convert() failed\n");
+ is->audio_buf1 = tmp_out;
+
+ out_samples = avresample_convert(is->avr,
+ (void **)&is->audio_buf1,
+ out_linesize, nb_samples,
+ (void **)is->frame->data,
+ is->frame->linesize[0],
+ is->frame->nb_samples);
+ if (out_samples < 0) {
+ fprintf(stderr, "avresample_convert() failed\n");
break;
}
is->audio_buf = is->audio_buf1;
- /* FIXME: existing code assume that data_size equals framesize*channels*2
- remove this legacy cruft */
- data_size = len * 2;
+ data_size = out_samples * osize * is->sdl_channels;
} else {
is->audio_buf = is->frame->data[0];
}
/* if no pts, then compute it */
pts = is->audio_clock;
*pts_ptr = pts;
- n = 2 * dec->channels;
+ n = is->sdl_channels * av_get_bytes_per_sample(is->sdl_sample_fmt);
is->audio_clock += (double)data_size /
(double)(n * dec->sample_rate);
#ifdef DEBUG
return -1;
avctx = ic->streams[stream_index]->codec;
- opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index]);
+ opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index], NULL);
codec = avcodec_find_decoder(avctx->codec_id);
avctx->debug_mv = debug_mv;
if (avctx->codec_type == AVMEDIA_TYPE_AUDIO) {
wanted_spec.freq = avctx->sample_rate;
wanted_spec.format = AUDIO_S16SYS;
- wanted_spec.channels = avctx->channels;
+
+ if (!avctx->channel_layout)
+ avctx->channel_layout = av_get_default_channel_layout(avctx->channels);
+ if (!avctx->channel_layout) {
+ fprintf(stderr, "unable to guess channel layout\n");
+ return -1;
+ }
+ if (avctx->channels == 1)
+ is->sdl_channel_layout = AV_CH_LAYOUT_MONO;
+ else
+ is->sdl_channel_layout = AV_CH_LAYOUT_STEREO;
+ is->sdl_channels = av_get_channel_layout_nb_channels(is->sdl_channel_layout);
+
+ wanted_spec.channels = is->sdl_channels;
wanted_spec.silence = 0;
wanted_spec.samples = SDL_AUDIO_BUFFER_SIZE;
wanted_spec.callback = sdl_audio_callback;
return -1;
}
is->audio_hw_buf_size = spec.size;
- is->audio_src_fmt = AV_SAMPLE_FMT_S16;
+ is->sdl_sample_fmt = AV_SAMPLE_FMT_S16;
+ is->resample_sample_fmt = is->sdl_sample_fmt;
+ is->resample_channel_layout = is->sdl_channel_layout;
}
ic->streams[stream_index]->discard = AVDISCARD_DEFAULT;
packet_queue_end(&is->audioq);
av_free_packet(&is->audio_pkt);
- if (is->reformat_ctx)
- av_audio_convert_free(is->reformat_ctx);
- is->reformat_ctx = NULL;
+ if (is->avr)
+ avresample_free(&is->avr);
av_freep(&is->audio_buf1);
is->audio_buf = NULL;
av_freep(&is->frame);
ic->streams[stream_index]->discard = AVDISCARD_ALL;
avcodec_close(avctx);
+ free_buffer_pool(&is->buffer_pool);
switch (avctx->codec_type) {
case AVMEDIA_TYPE_AUDIO:
is->audio_st = NULL;
}
/* if the queue are full, no need to read more */
- if ( is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
+ if (!infinite_buffer &&
+ (is->audioq.size + is->videoq.size + is->subtitleq.size > MAX_QUEUE_SIZE
|| ( (is->audioq .size > MIN_AUDIOQ_SIZE || is->audio_stream < 0)
&& (is->videoq .nb_packets > MIN_FRAMES || is->video_stream < 0)
- && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream < 0))) {
+ && (is->subtitleq.nb_packets > MIN_FRAMES || is->subtitle_stream < 0)))) {
/* wait 10 ms */
SDL_Delay(10);
continue;
static void toggle_full_screen(void)
{
- is_full_screen = !is_full_screen;
#if defined(__APPLE__) && SDL_VERSION_ATLEAST(1, 2, 14)
/* OS X needs to empty the picture_queue */
- for (int i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++) {
+ int i;
+ for (i = 0; i < VIDEO_PICTURE_QUEUE_SIZE; i++)
cur_stream->pictq[i].reallocate = 1;
- }
#endif
+ is_full_screen = !is_full_screen;
video_open(cur_stream);
}
{ "exitonmousedown", OPT_BOOL | OPT_EXPERT, { (void*)&exit_on_mousedown }, "exit on mouse down", "" },
{ "loop", OPT_INT | HAS_ARG | OPT_EXPERT, { (void*)&loop }, "set number of times the playback shall be looped", "loop count" },
{ "framedrop", OPT_BOOL | OPT_EXPERT, { (void*)&framedrop }, "drop frames when cpu is too slow", "" },
+ { "infbuf", OPT_BOOL | OPT_EXPERT, { (void*)&infinite_buffer }, "don't limit the input buffer size (useful with realtime streams)", "" },
{ "window_title", OPT_STRING | HAS_ARG, { (void*)&window_title }, "set window title", "window title" },
#if CONFIG_AVFILTER
{ "vf", OPT_STRING | HAS_ARG, { (void*)&vfilters }, "video filters", "filter list" },