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Code Issues Releases Activity

buffersrc: add av_buffersrc_write_frame().

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It's the same as av_vsrc_buffer_add_frame(), except it doesn't take pts
or pixel_aspect parameters. Those are read from AVFrame.

Deprecate av_vsrc_buffer_add_frame().
This commit is contained in:
Anton Khirnov 2011-12-31 16:40:43 +01:00
parent 8b05e13df3
commit 720c6b78d1
5 changed files with 35 additions and 4 deletions
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3
avconv.c
View File

@ -2357,8 +2357,7 @@ static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int
buf->refcount++;
av_buffersrc_buffer(ist->filters[i]->filter, fb);
} else
av_vsrc_buffer_add_frame(ist->filters[i]->filter, decoded_frame,
decoded_frame->pts, decoded_frame->sample_aspect_ratio);
av_buffersrc_write_frame(ist->filters[i]->filter, decoded_frame);
}
av_free(buffer_to_free);

20
libavfilter/buffersrc.c
View File

@ -44,8 +44,26 @@ typedef struct {
return AVERROR(EINVAL);\
}
#if FF_API_VSRC_BUFFER_ADD_FRAME
int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,
int64_t pts, AVRational pixel_aspect)
{
int64_t orig_pts = frame->pts;
AVRational orig_sar = frame->sample_aspect_ratio;
int ret;
frame->pts = pts;
frame->sample_aspect_ratio = pixel_aspect;
if ((ret = av_buffersrc_write_frame(buffer_filter, frame)) < 0)
return ret;
frame->pts = orig_pts;
frame->sample_aspect_ratio = orig_sar;
return 0;
}
#endif
int av_buffersrc_write_frame(AVFilterContext *buffer_filter, AVFrame *frame)
{
BufferSourceContext *c = buffer_filter->priv;
AVFilterBufferRef *buf;
@ -70,8 +88,6 @@ int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,
c->pix_fmt, c->w, c->h);
avfilter_copy_frame_props(buf, frame);
buf->pts = pts;
buf->video->pixel_aspect = pixel_aspect;
if ((ret = av_fifo_generic_write(c->fifo, &buf, sizeof(buf), NULL)) < 0) {
avfilter_unref_buffer(buf);

11
libavfilter/buffersrc.h
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@ -36,4 +36,15 @@
*/
int av_buffersrc_buffer(AVFilterContext *s, AVFilterBufferRef *buf);
/**
* Add a frame to the buffer source.
*
* @param s an instance of the buffersrc filter.
* @param frame frame to be added.
*
* @warning frame data will be memcpy()ed, which may be a big performance
* hit. Use av_buffersrc_buffer() to avoid copying the data.
*/
int av_buffersrc_write_frame(AVFilterContext *s, AVFrame *frame);
#endif /* AVFILTER_BUFFERSRC_H */

3
libavfilter/version.h
View File

@ -50,5 +50,8 @@
#ifndef FF_API_SAMPLERATE64
#define FF_API_SAMPLERATE64 (LIBAVFILTER_VERSION_MAJOR < 3)
#endif
#ifndef FF_API_VSRC_BUFFER_ADD_FRAME
#define FF_API_VSRC_BUFFER_ADD_FRAME (LIBAVFILTER_VERSION_MAJOR < 3)
#endif
#endif // AVFILTER_VERSION_H

2
libavfilter/vsrc_buffer.h
View File

@ -29,7 +29,9 @@
#include "libavcodec/avcodec.h" /* AVFrame */
#include "avfilter.h"
#if FF_API_VSRC_BUFFER_ADD_FRAME
int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,
int64_t pts, AVRational pixel_aspect);
#endif
#endif /* AVFILTER_VSRC_BUFFER_H */