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Use the new null callbacks to simplify filters and reduce duplicated code.

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Originally committed as revision 22595 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Bobby Bingham
2010-03-18 23:13:02 +00:00
parent 91d1c741bf
commit d313e17ab1
5 changed files with 18 additions and 84 deletions
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22
libavfilter/vf_null.c
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@ -23,22 +23,6 @@
#include "avfilter.h"
static AVFilterPicRef *get_video_buffer(AVFilterLink *link, int perms,
int w, int h)
{
return avfilter_get_video_buffer(link->dst->outputs[0], perms, w, h);
}
static void start_frame(AVFilterLink *link, AVFilterPicRef *picref)
{
avfilter_start_frame(link->dst->outputs[0], picref);
}
static void end_frame(AVFilterLink *link)
{
avfilter_end_frame(link->dst->outputs[0]);
}
AVFilter avfilter_vf_null = {
.name = "null",
.description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
@ -47,9 +31,9 @@ AVFilter avfilter_vf_null = {
.inputs = (AVFilterPad[]) {{ .name = "default",
.type = CODEC_TYPE_VIDEO,
.get_video_buffer = get_video_buffer,
.start_frame = start_frame,
.end_frame = end_frame },
.get_video_buffer = avfilter_null_get_video_buffer,
.start_frame = avfilter_null_start_frame,
.end_frame = avfilter_null_end_frame },
{ .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default",