mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/mpegvideo: Don't reset coded_block unnecessarily
coded_block is only used for I-frames, so it is unnecessary to reset it in ff_clean_intra_table_entries() (which cleans certain tables for a non-intra MB). Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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@ -808,7 +808,7 @@ void ff_mpv_common_end(MpegEncContext *s)
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/**
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* Clean dc, ac, coded_block for the current non-intra MB.
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* Clean dc, ac for the current non-intra MB.
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*/
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void ff_clean_intra_table_entries(MpegEncContext *s)
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{
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@ -822,12 +822,6 @@ void ff_clean_intra_table_entries(MpegEncContext *s)
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/* ac pred */
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memset(s->ac_val[0][xy ], 0, 32 * sizeof(int16_t));
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memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t));
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if (s->msmpeg4_version>=3) {
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s->coded_block[xy ] =
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s->coded_block[xy + 1 ] =
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s->coded_block[xy + wrap] =
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s->coded_block[xy + 1 + wrap] = 0;
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}
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/* chroma */
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wrap = s->mb_stride;
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xy = s->mb_x + s->mb_y * wrap;
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