[PATCH] Make avfilter_default_free_buffer() an internal shared symbol, so that it can be referenced outside defaults.c.
Stefano Sabatini
stefano.sabatini-lala
Tue Nov 23 00:39:57 CET 2010
---
libavfilter/defaults.c | 7 ++++---
libavfilter/internal.h | 3 +++
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/libavfilter/defaults.c b/libavfilter/defaults.c
index c7b4b47..e895ccd 100644
--- a/libavfilter/defaults.c
+++ b/libavfilter/defaults.c
@@ -23,9 +23,10 @@
#include "libavcore/imgutils.h"
#include "libavcore/samplefmt.h"
#include "avfilter.h"
+#include "internal.h"
/* TODO: buffer pool. see comment for avfilter_default_get_video_buffer() */
-static void avfilter_default_free_buffer(AVFilterBuffer *ptr)
+void ff_avfilter_default_free_buffer(AVFilterBuffer *ptr)
{
av_free(ptr->data[0]);
av_free(ptr);
@@ -54,7 +55,7 @@ AVFilterBufferRef *avfilter_default_get_video_buffer(AVFilterLink *link, int per
pic->refcount = 1;
ref->format = link->format;
- pic->free = avfilter_default_free_buffer;
+ pic->free = ff_avfilter_default_free_buffer;
av_image_fill_linesizes(pic->linesize, ref->format, ref->video->w);
for (i = 0; i < 4; i++)
@@ -108,7 +109,7 @@ AVFilterBufferRef *avfilter_default_get_audio_buffer(AVFilterLink *link, int per
ref->perms = perms | AV_PERM_READ;
samples->refcount = 1;
- samples->free = avfilter_default_free_buffer;
+ samples->free = ff_avfilter_default_free_buffer;
sample_size = av_get_bits_per_sample_fmt(sample_fmt) >>3;
chans_nb = av_get_channel_layout_nb_channels(channel_layout);
diff --git a/libavfilter/internal.h b/libavfilter/internal.h
index 37d085d..8f352ef 100644
--- a/libavfilter/internal.h
+++ b/libavfilter/internal.h
@@ -57,4 +57,7 @@ int ff_avfilter_graph_config_links(AVFilterGraph *graphctx, AVClass *log_ctx);
*/
int ff_avfilter_graph_config_formats(AVFilterGraph *graphctx, AVClass *log_ctx);
+/** default handler for freeing audio/video buffer when there are no references left */
+void ff_avfilter_default_free_buffer(AVFilterBuffer *buf);
+
#endif /* AVFILTER_INTERNAL_H */
--
1.7.1
--sm4nu43k4a2Rpi4c
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