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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-12 19:18:44 +02:00
FFmpeg/tests/ref
Andreas Rheinhardt 0a06f5aca5 avcodec/wmv2dec: Zero mb_type array for I pictures
Up until now, ff_wmv2_decode_secondary_picture_header() only
set the mb_type array for non I-pictures, so that the decoding
process uses the earlier values of this array; this affects
the output of the wmv8-x8intra FATE-test (which this patch
therefore updates). These earlier values were set when decoding
earlier frames or when the buffer was initially zero-allocated.
A consequence of this is that the output of this test would be
random if ff_find_unused_picture() would select the unused picture
to return at random. Furthermore decoding from a keyframe onwards
depends upon the earlier state of the decoder.

This patch therefore zeroes said array when decoding an I picture.

(It is not claimed that zero is the right value to fill the array with.
I just don't know.)

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2022-08-10 18:49:35 +02:00
..
acodec tests/ref: Remove unused reference files 2022-05-03 04:18:06 +02:00
fate avcodec/wmv2dec: Zero mb_type array for I pictures 2022-08-10 18:49:35 +02:00
lavf avcodec: WBMP (Wireless Application Protocol Bitmap) image format 2022-08-07 19:18:18 +10:00
lavf-fate avformat/matroskaenc: Don't waste bytes to Write Tag length fields 2022-06-20 23:42:28 +02:00
pixfmt
seek avcodec/mpegpicture: Move mb_var, mc_mb_var and mb_mean to MpegEncCtx 2022-08-09 19:17:22 +02:00
vsynth avcodec/mpegpicture: Move mb_var, mc_mb_var and mb_mean to MpegEncCtx 2022-08-09 19:17:22 +02:00