To take a reference from an existing buffer outside of AVPackets.
Signed-off-by: James Almer <jamr...@gmail.com>
---
libavcodec/cbs.c | 10 +++++++++-
libavcodec/cbs.h | 11 +++++++++++
2 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/libavcodec/cbs.c b/libavcodec/cbs.c
index c0f6c62d20..b26e3ea3de 100644
--- a/libavcodec/cbs.c
+++ b/libavcodec/cbs.c
@@ -261,7 +261,7 @@ static int cbs_fill_fragment_data(CodedBitstreamFragment
*frag,
static int cbs_read_data(CodedBitstreamContext *ctx,
CodedBitstreamFragment *frag,
- AVBufferRef *buf,
+ const AVBufferRef *buf,
const uint8_t *data, size_t size,
int header)
{
@@ -334,6 +334,14 @@ int CBS_FUNC(read)(CodedBitstreamContext *ctx,
return cbs_read_data(ctx, frag, NULL,
data, size, 0);
}
+
+int CBS_FUNC(read_buf)(CodedBitstreamContext *ctx,
+ CodedBitstreamFragment *frag,
+ const AVBufferRef *buf)
+{
+ return cbs_read_data(ctx, frag, buf,
+ buf->data, buf->size, 0);
+}
#endif
#if CBS_WRITE
diff --git a/libavcodec/cbs.h b/libavcodec/cbs.h
index 47818d5c12..8b503fdcce 100644
--- a/libavcodec/cbs.h
+++ b/libavcodec/cbs.h
@@ -381,6 +381,17 @@ int CBS_FUNC(read)(CodedBitstreamContext *ctx,
CodedBitstreamFragment *frag,
const uint8_t *data, size_t size);
+/**
+ * Read a bitstream from a memory region into a fragment, then
+ * split into units and decompose.
+ *
+ * This acts identical to ff_cbs_read() with the addition of an
+ * AVBufferRef backing the data.
+ */
+int CBS_FUNC(read_buf)(CodedBitstreamContext *ctx,
+ CodedBitstreamFragment *frag,
+ const AVBufferRef *buf);
+
/**
* Write the content of the fragment to its own internal buffer.
--
2.49.0
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
