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dshow: properly disconnect and remove filters from graph 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ramiro Polla 2011-09-02 01:35:47 -03:00 committed by Michael Niedermayer
parent 5e77dc2ea7
commit ff5e1b0b7a
1 changed files with 14 additions and 4 deletions
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18
libavdevice/dshow.c
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@ -92,11 +92,7 @@ dshow_read_close(AVFormatContext *s)
IMediaControl_Stop(ctx->control);
IMediaControl_Release(ctx->control);
}
if (ctx->graph)
IGraphBuilder_Release(ctx->graph);
/* FIXME remove filters from graph */
/* FIXME disconnect pins */
if (ctx->capture_pin[VideoDevice])
libAVPin_Release(ctx->capture_pin[VideoDevice]);
if (ctx->capture_pin[AudioDevice])
@ -115,6 +111,20 @@ dshow_read_close(AVFormatContext *s)
if (ctx->device_filter[AudioDevice])
IBaseFilter_Release(ctx->device_filter[AudioDevice]);
if (ctx->graph) {
IEnumFilters *fenum;
int r;
r = IGraphBuilder_EnumFilters(ctx->graph, &fenum);
if (r == S_OK) {
IBaseFilter *f;
IEnumFilters_Reset(fenum);
while (IEnumFilters_Next(fenum, 1, &f, NULL) == S_OK)
IGraphBuilder_RemoveFilter(ctx->graph, f);
IEnumFilters_Release(fenum);
}
IGraphBuilder_Release(ctx->graph);
}
if (ctx->device_name[0])
av_free(ctx->device_name[0]);
if (ctx->device_name[1])