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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-27 21:47:34 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-28 14:08:21 +0200 |
| commit | 5eb4701b7d6428ceae7624051dce88e17723ac8a (patch) | |
| tree | 4bf91928661df1bcd1e7d863904df725b66add82 | |
| parent | 676a589c936b7b475b8008ce51c968c376b173b8 (diff) | |
| download | ffmpeg-5eb4701b7d6428ceae7624051dce88e17723ac8a.tar.gz | |
avcodec/utvideodec: bswap directly without memcpy
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/utvideodec.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/libavcodec/utvideodec.c b/libavcodec/utvideodec.c index 96a032bda5..22da8cda1c 100644 --- a/libavcodec/utvideodec.c +++ b/libavcodec/utvideodec.c @@ -187,11 +187,9 @@ static int decode_plane10(UtvideoContext *c, int plane_no, goto fail; } - memcpy(c->slice_bits, src + slice_data_start + c->slices * 4, - slice_size); memset(c->slice_bits + slice_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); c->bdsp.bswap_buf((uint32_t *) c->slice_bits, - (uint32_t *) c->slice_bits, + (uint32_t *)(src + slice_data_start + c->slices * 4), (slice_data_end - slice_data_start + 3) >> 2); init_get_bits(&gb, c->slice_bits, slice_size * 8); @@ -293,11 +291,9 @@ static int decode_plane(UtvideoContext *c, int plane_no, goto fail; } - memcpy(c->slice_bits, src + slice_data_start + c->slices * 4, - slice_size); memset(c->slice_bits + slice_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); c->bdsp.bswap_buf((uint32_t *) c->slice_bits, - (uint32_t *) c->slice_bits, + (uint32_t *)(src + slice_data_start + c->slices * 4), (slice_data_end - slice_data_start + 3) >> 2); init_get_bits(&gb, c->slice_bits, slice_size * 8); |