From ff1f51a8aa624753aaec76d8f836cd3c92d91fed Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Sun, 6 May 2012 07:00:22 +0200 Subject: lavfi: add channel layout/sample rate negotiation. --- libavfilter/avfilter.c | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) (limited to 'libavfilter/avfilter.c') diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c index bd898e37ab..57108b13ce 100644 --- a/libavfilter/avfilter.c +++ b/libavfilter/avfilter.c @@ -28,6 +28,7 @@ #include "libavcodec/avcodec.h" #include "avfilter.h" +#include "formats.h" #include "internal.h" unsigned avfilter_version(void) { @@ -176,6 +177,12 @@ int avfilter_insert_filter(AVFilterLink *link, AVFilterContext *filt, if (link->out_formats) avfilter_formats_changeref(&link->out_formats, &filt->outputs[filt_dstpad_idx]->out_formats); + if (link->out_samplerates) + avfilter_formats_changeref(&link->out_samplerates, + &filt->outputs[filt_dstpad_idx]->out_samplerates); + if (link->out_channel_layouts) + ff_channel_layouts_changeref(&link->out_channel_layouts, + &filt->outputs[filt_dstpad_idx]->out_channel_layouts); return 0; } @@ -216,12 +223,6 @@ int avfilter_config_links(AVFilterContext *filter) link->sample_aspect_ratio = link->src->input_count ? link->src->inputs[0]->sample_aspect_ratio : (AVRational){1,1}; - if (link->sample_rate == 0 && link->src && link->src->input_count) - link->sample_rate = link->src->inputs[0]->sample_rate; - - if (link->channel_layout == 0 && link->src && link->src->input_count) - link->channel_layout = link->src->inputs[0]->channel_layout; - if ((config_link = link->dstpad->config_props)) if ((ret = config_link(link)) < 0) return ret; @@ -614,6 +615,10 @@ void avfilter_free(AVFilterContext *filter) link->src->outputs[link->srcpad - link->src->output_pads] = NULL; 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); } av_freep(&link); } @@ -623,6 +628,10 @@ void avfilter_free(AVFilterContext *filter) link->dst->inputs[link->dstpad - link->dst->input_pads] = NULL; 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); } av_freep(&link); } -- cgit v1.2.3