ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinha...@outlook.com> | Wed May 21 15:22:39 2025 +0200| [43a69886b2164ae9a6936d0df14f7a4c74121679] | committer: Andreas Rheinhardt
avcodec/mpeg4videodec: Use union to save space At most one of block32 and dpcm_macroblock is used at any given time. Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=43a69886b2164ae9a6936d0df14f7a4c74121679 --- libavcodec/mpeg4videodec.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/libavcodec/mpeg4videodec.h b/libavcodec/mpeg4videodec.h index 593c8ab290..ae8428fd2b 100644 --- a/libavcodec/mpeg4videodec.h +++ b/libavcodec/mpeg4videodec.h @@ -99,10 +99,12 @@ typedef struct Mpeg4DecContext { void (*dct_unquantize_h263_intra)(MpegEncContext *s, int16_t *block, int n, int qscale); - DECLARE_ALIGNED(8, int32_t, block32)[12][64]; + union { + DECLARE_ALIGNED(8, int32_t, block32)[12][64]; + int16_t dpcm_macroblock[3][256]; + }; // 0 = DCT, 1 = DPCM top to bottom scan, -1 = DPCM bottom to top scan int dpcm_direction; - int16_t dpcm_macroblock[3][256]; } Mpeg4DecContext; int ff_mpeg4_decode_picture_header(MpegEncContext *s); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
