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Code Issues Releases Activity

aconvert filter needs to configure samplerates

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I changed the *_set_common_* functions to only set unset formats, then
added a wrapper that calls them after the filters query_formats.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Andrew Wason 2012-06-05 11:02:43 -04:00 committed by Michael Niedermayer
parent 787c395a30
commit c527027c27
2 changed files with 35 additions and 5 deletions
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36
libavfilter/avfiltergraph.c
View File

@ -173,6 +173,36 @@ AVFilterContext *avfilter_graph_get_filter(AVFilterGraph *graph, char *name)
return NULL;
}
static int filter_query_formats(AVFilterContext *ctx)
{
int ret;
AVFilterFormats *formats;
AVFilterChannelLayouts *chlayouts;
AVFilterFormats *samplerates;
enum AVMediaType type = ctx->inputs && ctx->inputs [0] ? ctx->inputs [0]->type :
ctx->outputs && ctx->outputs[0] ? ctx->outputs[0]->type :
AVMEDIA_TYPE_VIDEO;
if ((ret = ctx->filter->query_formats(ctx)) < 0)
return ret;
formats = avfilter_make_all_formats(type);
if (!formats)
return AVERROR(ENOMEM);
avfilter_set_common_formats(ctx, formats);
if (type == AVMEDIA_TYPE_AUDIO) {
samplerates = ff_all_samplerates();
if (!samplerates)
return AVERROR(ENOMEM);
ff_set_common_samplerates(ctx, samplerates);
chlayouts = ff_all_channel_layouts();
if (!chlayouts)
return AVERROR(ENOMEM);
ff_set_common_channel_layouts(ctx, chlayouts);
}
return 0;
}
static int insert_conv_filter(AVFilterGraph *graph, AVFilterLink *link,
const char *filt_name, const char *filt_args)
{
@ -198,7 +228,7 @@ static int insert_conv_filter(AVFilterGraph *graph, AVFilterLink *link,
if ((ret = avfilter_insert_filter(link, filt_ctx, 0, 0)) < 0)
return ret;
filt_ctx->filter->query_formats(filt_ctx);
filter_query_formats(filt_ctx);
if ( ((link = filt_ctx-> inputs[0]) &&
!avfilter_merge_formats(link->in_formats, link->out_formats)) ||
@ -244,7 +274,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
if (!graph->filters[i]->input_count == j)
continue;
if (graph->filters[i]->filter->query_formats)
ret = graph->filters[i]->filter->query_formats(graph->filters[i]);
ret = filter_query_formats(graph->filters[i]);
else
ret = ff_default_query_formats(graph->filters[i]);
if (ret < 0)
@ -348,7 +378,7 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx)
if ((ret = avfilter_insert_filter(link, convert, 0, 0)) < 0)
return ret;
convert->filter->query_formats(convert);
filter_query_formats(convert);
inlink = convert->inputs[0];
outlink = convert->outputs[0];
if (!avfilter_merge_formats( inlink->in_formats, inlink->out_formats) ||

4
libavfilter/formats.c
View File

@ -405,13 +405,13 @@ void avfilter_formats_changeref(AVFilterFormats **oldref,
int count = 0, i; \
\
for (i = 0; i < ctx->input_count; i++) { \
if (ctx->inputs[i]) { \
if (ctx->inputs[i] && !ctx->inputs[i]->out_fmts) { \
ref(fmts, &ctx->inputs[i]->out_fmts); \
count++; \
} \
} \
for (i = 0; i < ctx->output_count; i++) { \
if (ctx->outputs[i]) { \
if (ctx->outputs[i] && !ctx->outputs[i]->in_fmts) { \
ref(fmts, &ctx->outputs[i]->in_fmts); \
count++; \
} \