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Merge remote-tracking branch 'qatar/master'

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* qatar/master: (26 commits)
  fate: use diff -b in oneline comparison
  Add missing version bumps and APIchanges/Changelog entries.
  lavfi: move buffer management function to a separate file.
  lavfi: move formats-related functions from default.c to formats.c
  lavfi: move video-related functions to a separate file.
  fate: make smjpeg a demux test
  fate: separate sierra-vmd audio and video tests
  fate: separate smacker audio and video tests
  libmp3lame: set supported channel layouts.
  avconv: automatically insert asyncts when -async is used.
  avconv: add support for audio filters.
  lavfi: add asyncts filter.
  lavfi: add aformat filter
  lavfi: add an audio buffer sink.
  lavfi: add an audio buffer source.
  buffersrc: add av_buffersrc_write_frame().
  buffersrc: fix invalid read in uninit if the fifo hasn't been allocated
  lavfi: rename vsrc_buffer.c to buffersrc.c
  avfiltergraph: reindent
  lavfi: add channel layout/sample rate negotiation.
  ...

Conflicts:
	Changelog
	doc/APIchanges
	doc/filters.texi
	ffmpeg.c
	ffprobe.c
	libavcodec/libmp3lame.c
	libavfilter/Makefile
	libavfilter/af_aformat.c
	libavfilter/allfilters.c
	libavfilter/avfilter.c
	libavfilter/avfilter.h
	libavfilter/avfiltergraph.c
	libavfilter/buffersrc.c
	libavfilter/defaults.c
	libavfilter/formats.c
	libavfilter/src_buffer.c
	libavfilter/version.h
	libavfilter/vf_yadif.c
	libavfilter/vsrc_buffer.c
	libavfilter/vsrc_buffer.h
	libavutil/avutil.h
	tests/fate/audio.mak
	tests/fate/demux.mak
	tests/fate/video.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2012-05-16 02:27:31 +02:00
parent a48abf5e26 0ff0af731c
commit 1cbf7fb434
52 changed files with 3304 additions and 1706 deletions
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334
libavfilter/avfiltergraph.c
View File

@@ -28,8 +28,10 @@
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "avfiltergraph.h"
#include "formats.h"
#include "internal.h"
#include "libavutil/audioconvert.h"
#include "libavutil/log.h"
static const AVClass filtergraph_class = {
@@ -198,10 +200,10 @@ static int insert_conv_filter(AVFilterGraph *graph, AVFilterLink *link,
if (link->type == AVMEDIA_TYPE_AUDIO &&
(((link = filt_ctx-> inputs[0]) &&
(!avfilter_merge_formats(link->in_chlayouts, link->out_chlayouts) ||
(!ff_merge_channel_layouts(link->in_channel_layouts, link->out_channel_layouts) ||
!avfilter_merge_formats(link->in_packing, link->out_packing))) ||
((link = filt_ctx->outputs[0]) &&
(!avfilter_merge_formats(link->in_chlayouts, link->out_chlayouts) ||
(!ff_merge_channel_layouts(link->in_channel_layouts, link->out_channel_layouts) ||
!avfilter_merge_formats(link->in_packing, link->out_packing))))
) {
av_log(NULL, AV_LOG_ERROR,
@@ -217,7 +219,10 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
{
int i, j, ret;
char filt_args[128];
AVFilterFormats *formats, *chlayouts, *packing;
AVFilterFormats *formats, *packing;
AVFilterChannelLayouts *chlayouts;
AVFilterFormats *samplerates;
int scaler_count = 0, resampler_count = 0;
/* ask all the sub-filters for their supported media formats */
for (i = 0; i < graph->filter_count; i++) {
@@ -233,6 +238,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
for (j = 0; j < filter->input_count; j++) {
AVFilterLink *link = filter->inputs[j];
#if 0
if (!link) continue;
if (!link->in_formats || !link->out_formats)
@@ -248,7 +254,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
return ret;
}
else if (link->type == AVMEDIA_TYPE_AUDIO) {
if (!link->in_chlayouts || !link->out_chlayouts ||
if (!link->in_channel_layouts || !link->out_channel_layouts ||
!link->in_packing || !link->out_packing)
return AVERROR(EINVAL);
@@ -256,11 +262,100 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
* three categories, aconvert will use a common format
* whenever possible. */
formats = avfilter_merge_formats(link->in_formats, link->out_formats);
chlayouts = avfilter_merge_formats(link->in_chlayouts, link->out_chlayouts);
chlayouts = ff_merge_channel_layouts(link->in_channel_layouts , link->out_channel_layouts);
samplerates = ff_merge_samplerates (link->in_samplerates, link->out_samplerates);
packing = avfilter_merge_formats(link->in_packing, link->out_packing);
if (!formats || !chlayouts || !packing)
if (!formats || !chlayouts || !packing || !samplerates)
if (ret = insert_conv_filter(graph, link, "aconvert", NULL))
return ret;
#else
int convert_needed = 0;
if (!link)
continue;
if (link->in_formats != link->out_formats &&
!avfilter_merge_formats(link->in_formats,
link->out_formats))
convert_needed = 1;
if (link->type == AVMEDIA_TYPE_AUDIO) {
if (link->in_channel_layouts != link->out_channel_layouts &&
!ff_merge_channel_layouts(link->in_channel_layouts,
link->out_channel_layouts))
convert_needed = 1;
if (link->in_samplerates != link->out_samplerates &&
!ff_merge_samplerates(link->in_samplerates,
link->out_samplerates))
convert_needed = 1;
}
if (convert_needed) {
AVFilterContext *convert;
AVFilter *filter;
AVFilterLink *inlink, *outlink;
char scale_args[256];
char inst_name[30];
/* couldn't merge format lists. auto-insert conversion filter */
switch (link->type) {
case AVMEDIA_TYPE_VIDEO:
snprintf(inst_name, sizeof(inst_name), "auto-inserted scaler %d",
scaler_count++);
snprintf(scale_args, sizeof(scale_args), "0:0:%s", graph->scale_sws_opts);
if ((ret = avfilter_graph_create_filter(&convert,
avfilter_get_by_name("scale"),
inst_name, scale_args, NULL,
graph)) < 0)
return ret;
break;
case AVMEDIA_TYPE_AUDIO:
if (!(filter = avfilter_get_by_name("resample"))) {
av_log(log_ctx, AV_LOG_ERROR, "'resample' filter "
"not present, cannot convert audio formats.\n");
return AVERROR(EINVAL);
}
snprintf(inst_name, sizeof(inst_name), "auto-inserted resampler %d",
resampler_count++);
if ((ret = avfilter_graph_create_filter(&convert,
avfilter_get_by_name("resample"),
inst_name, NULL, NULL, graph)) < 0)
return ret;
break;
default:
return AVERROR(EINVAL);
}
if ((ret = avfilter_insert_filter(link, convert, 0, 0)) < 0)
return ret;
convert->filter->query_formats(convert);
inlink = convert->inputs[0];
outlink = convert->outputs[0];
if (!avfilter_merge_formats( inlink->in_formats, inlink->out_formats) ||
!avfilter_merge_formats(outlink->in_formats, outlink->out_formats))
ret |= AVERROR(ENOSYS);
if (inlink->type == AVMEDIA_TYPE_AUDIO &&
(!ff_merge_samplerates(inlink->in_samplerates,
inlink->out_samplerates) ||
!ff_merge_channel_layouts(inlink->in_channel_layouts,
inlink->out_channel_layouts)))
ret |= AVERROR(ENOSYS);
if (outlink->type == AVMEDIA_TYPE_AUDIO &&
(!ff_merge_samplerates(outlink->in_samplerates,
outlink->out_samplerates) ||
!ff_merge_channel_layouts(outlink->in_channel_layouts,
outlink->out_channel_layouts)))
ret |= AVERROR(ENOSYS);
if (ret < 0) {
av_log(log_ctx, AV_LOG_ERROR,
"Impossible to convert between the formats supported by the filter "
"'%s' and the filter '%s'\n", link->src->name, link->dst->name);
return ret;
}
#endif
}
}
}
@@ -268,10 +363,10 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
return 0;
}
static void pick_format(AVFilterLink *link, AVFilterLink *ref)
static int pick_format(AVFilterLink *link, AVFilterLink *ref)
{
if (!link || !link->in_formats)
return;
return 0;
if (link->type == AVMEDIA_TYPE_VIDEO) {
if(ref && ref->type == AVMEDIA_TYPE_VIDEO){
@@ -288,50 +383,83 @@ static void pick_format(AVFilterLink *link, AVFilterLink *ref)
link->in_formats->format_count = 1;
link->format = link->in_formats->formats[0];
avfilter_formats_unref(&link->in_formats);
avfilter_formats_unref(&link->out_formats);
if (link->type == AVMEDIA_TYPE_AUDIO) {
link->in_chlayouts->format_count = 1;
link->channel_layout = link->in_chlayouts->formats[0];
avfilter_formats_unref(&link->in_chlayouts);
avfilter_formats_unref(&link->out_chlayouts);
if (!link->in_samplerates->format_count) {
av_log(link->src, AV_LOG_ERROR, "Cannot select sample rate for"
" the link between filters %s and %s.\n", link->src->name,
link->dst->name);
return AVERROR(EINVAL);
}
link->in_samplerates->format_count = 1;
link->sample_rate = link->in_samplerates->formats[0];
link->in_packing->format_count = 1;
link->planar = link->in_packing->formats[0] == AVFILTER_PLANAR;
avfilter_formats_unref(&link->in_packing);
avfilter_formats_unref(&link->out_packing);
if (!link->in_channel_layouts->nb_channel_layouts) {
av_log(link->src, AV_LOG_ERROR, "Cannot select channel layout for"
"the link between filters %s and %s.\n", link->src->name,
link->dst->name);
return AVERROR(EINVAL);
}
link->in_channel_layouts->nb_channel_layouts = 1;
link->channel_layout = link->in_channel_layouts->channel_layouts[0];
}
avfilter_formats_unref(&link->in_formats);
avfilter_formats_unref(&link->out_formats);
avfilter_formats_unref(&link->in_samplerates);
avfilter_formats_unref(&link->out_samplerates);
ff_channel_layouts_unref(&link->in_channel_layouts);
ff_channel_layouts_unref(&link->out_channel_layouts);
return 0;
}
#define REDUCE_FORMATS(fmt_type, list_type, list, var, nb, add_format) \
do { \
for (i = 0; i < filter->input_count; i++) { \
AVFilterLink *link = filter->inputs[i]; \
fmt_type fmt; \
\
if (!link->out_ ## list || link->out_ ## list->nb != 1) \
continue; \
fmt = link->out_ ## list->var[0]; \
\
for (j = 0; j < filter->output_count; j++) { \
AVFilterLink *out_link = filter->outputs[j]; \
list_type *fmts; \
\
if (link->type != out_link->type || \
out_link->in_ ## list->nb == 1) \
continue; \
fmts = out_link->in_ ## list; \
\
if (!out_link->in_ ## list->nb) { \
add_format(&out_link->in_ ##list, fmt); \
break; \
} \
\
for (k = 0; k < out_link->in_ ## list->nb; k++) \
if (fmts->var[k] == fmt) { \
fmts->var[0] = fmt; \
fmts->nb = 1; \
ret = 1; \
break; \
} \
} \
} \
} while (0)
static int reduce_formats_on_filter(AVFilterContext *filter)
{
int i, j, k, ret = 0;
for (i = 0; i < filter->input_count; i++) {
AVFilterLink *link = filter->inputs[i];
int format = link->out_formats->formats[0];
REDUCE_FORMATS(int, AVFilterFormats, formats, formats,
format_count, avfilter_add_format);
REDUCE_FORMATS(int, AVFilterFormats, samplerates, formats,
format_count, avfilter_add_format);
REDUCE_FORMATS(uint64_t, AVFilterChannelLayouts, channel_layouts,
channel_layouts, nb_channel_layouts, ff_add_channel_layout);
if (link->out_formats->format_count != 1)
continue;
for (j = 0; j < filter->output_count; j++) {
AVFilterLink *out_link = filter->outputs[j];
AVFilterFormats *fmts = out_link->in_formats;
if (link->type != out_link->type ||
out_link->in_formats->format_count == 1)
continue;
for (k = 0; k < out_link->in_formats->format_count; k++)
if (fmts->formats[k] == format) {
fmts->formats[0] = format;
fmts->format_count = 1;
ret = 1;
break;
}
}
}
return ret;
}
@@ -347,9 +475,109 @@ static void reduce_formats(AVFilterGraph *graph)
} while (reduced);
}
static void pick_formats(AVFilterGraph *graph)
static void swap_samplerates_on_filter(AVFilterContext *filter)
{
AVFilterLink *link = NULL;
int sample_rate;
int i, j;
for (i = 0; i < filter->input_count; i++) {
link = filter->inputs[i];
if (link->type == AVMEDIA_TYPE_AUDIO &&
link->out_samplerates->format_count == 1)
break;
}
if (i == filter->input_count)
return;
sample_rate = link->out_samplerates->formats[0];
for (i = 0; i < filter->output_count; i++) {
AVFilterLink *outlink = filter->outputs[i];
int best_idx, best_diff = INT_MAX;
if (outlink->type != AVMEDIA_TYPE_AUDIO ||
outlink->in_samplerates->format_count < 2)
continue;
for (j = 0; j < outlink->in_samplerates->format_count; j++) {
int diff = abs(sample_rate - outlink->in_samplerates->formats[j]);
if (diff < best_diff) {
best_diff = diff;
best_idx = j;
}
}
FFSWAP(int, outlink->in_samplerates->formats[0],
outlink->in_samplerates->formats[best_idx]);
}
}
static void swap_samplerates(AVFilterGraph *graph)
{
int i;
for (i = 0; i < graph->filter_count; i++)
swap_samplerates_on_filter(graph->filters[i]);
}
static void swap_channel_layouts_on_filter(AVFilterContext *filter)
{
AVFilterLink *link = NULL;
uint64_t chlayout;
int i, j;
for (i = 0; i < filter->input_count; i++) {
link = filter->inputs[i];
if (link->type == AVMEDIA_TYPE_AUDIO &&
link->out_channel_layouts->nb_channel_layouts == 1)
break;
}
if (i == filter->input_count)
return;
chlayout = link->out_channel_layouts->channel_layouts[0];
for (i = 0; i < filter->output_count; i++) {
AVFilterLink *outlink = filter->outputs[i];
int best_idx, best_score = INT_MIN;
if (outlink->type != AVMEDIA_TYPE_AUDIO ||
outlink->in_channel_layouts->nb_channel_layouts < 2)
continue;
for (j = 0; j < outlink->in_channel_layouts->nb_channel_layouts; j++) {
uint64_t out_chlayout = outlink->in_channel_layouts->channel_layouts[j];
int matched_channels = av_get_channel_layout_nb_channels(chlayout &
out_chlayout);
int extra_channels = av_get_channel_layout_nb_channels(out_chlayout &
(~chlayout));
int score = matched_channels - extra_channels;
if (score > best_score) {
best_score = score;
best_idx = j;
}
}
FFSWAP(uint64_t, outlink->in_channel_layouts->channel_layouts[0],
outlink->in_channel_layouts->channel_layouts[best_idx]);
}
}
static void swap_channel_layouts(AVFilterGraph *graph)
{
int i;
for (i = 0; i < graph->filter_count; i++)
swap_channel_layouts_on_filter(graph->filters[i]);
}
static int pick_formats(AVFilterGraph *graph)
{
int i, j, ret;
int change;
do{
@@ -385,13 +613,15 @@ static void pick_formats(AVFilterGraph *graph)
for (i = 0; i < graph->filter_count; i++) {
AVFilterContext *filter = graph->filters[i];
if (1) {
for (j = 0; j < filter->input_count; j++)
pick_format(filter->inputs[j], NULL);
for (j = 0; j < filter->output_count; j++)
pick_format(filter->outputs[j], NULL);
}
for (j = 0; j < filter->input_count; j++)
if ((ret = pick_format(filter->inputs[j], NULL)) < 0)
return ret;
for (j = 0; j < filter->output_count; j++)
if ((ret = pick_format(filter->outputs[j], NULL)) < 0)
return ret;
}
return 0;
}
int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx)
@@ -407,7 +637,13 @@ int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx)
* of format conversion inside filters */
reduce_formats(graph);
pick_formats(graph);
/* for audio filters, ensure the best sample rate and channel layout
* is selected */
swap_samplerates(graph);
swap_channel_layouts(graph);
if ((ret = pick_formats(graph)) < 0)
return ret;
return 0;
}