From 21010f6b2ad9f065e565eac443c21c538622e276 Mon Sep 17 00:00:00 2001 From: Stefano Sabatini Date: Tue, 31 Mar 2009 22:48:18 +0000 Subject: [PATCH] Make the step and offset fields of the component descriptor express a number of bits for bitstreams formats. Originally committed as revision 18290 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/pixdesc.h | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/libavcodec/pixdesc.h b/libavcodec/pixdesc.h index fff4e3d..28695e6 100644 --- a/libavcodec/pixdesc.h +++ b/libavcodec/pixdesc.h @@ -25,8 +25,18 @@ typedef struct AVComponentDescriptor{ uint16_t plane :2; ///< which of the 4 planes contains the component - uint16_t step_minus1 :3; ///< number of bytes between 2 horizontally consecutive pixels minus 1 - uint16_t offset_plus1 :3; ///< number of bytes before the component of the first pixel plus 1 + + /** + * Number of elements between 2 horizontally consecutive pixels minus 1. + * Elements are bits for bitstream formats, bytes otherwise. + */ + uint16_t step_minus1 :3; + + /** + * Number of elements before the component of the first pixel plus 1. + * Elements are bits for bitstream formats, bytes otherwise. + */ + uint16_t offset_plus1 :3; uint16_t shift :3; ///< number of least significant bits that must be shifted away to get the value uint16_t depth_minus1 :4; ///< number of bits in the component minus 1 }AVComponentDescriptor; -- 2.7.4