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authorEmeric Grange <emeric.grange@gmail.com>2012-05-20 13:30:58 +0200
committerEmeric Grange <emeric.grange@gmail.com>2012-05-20 13:30:58 +0200
commitb8c68de31f6530f9d3421064bb1024a4068605cb (patch)
treec0c4e999dca66a6f68dfa9ee81527763cc0620c9
parent43b8b31910f18f97f6c910b2609a4f3afacc0437 (diff)
Better documentation about VP8 bitstream buffer handlingvp8
Signed-off-by: Emeric Grange <emeric.grange@gmail.com>
-rw-r--r--include/vdpau/vdpau.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/vdpau/vdpau.h b/include/vdpau/vdpau.h
index f7d5e15..91156ae 100644
--- a/include/vdpau/vdpau.h
+++ b/include/vdpau/vdpau.h
@@ -434,12 +434,14 @@
*
* \subsection bitstream_vp8 VP8
*
- * Include all frames. The key frame start code 0x9D012A found in the frame
- * header must be included for all frames.
+ * Include exactly one VP8 frame. The bitstream passed to VDPAU should contain
+ * a complete VP8 frame, starting with the uncompressed frame header. No start
+ * code needs to be added.
*
* Note that if desired:
*
- * - The start code may be included in a separate bitstream buffer array
+ * - The start code 0x9D012A, which is usually only part of the key frame
+ * uncompressed header, may be included in a separate bitstream buffer array
* entry to the actual frame data extracted from the bitstream.
*
* \section video_mixer_usage Video Mixer Usage