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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-09-28 13:55:33 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-10-02 16:30:19 +0200 |
| commit | 4b1aa74de39e4fd4080c1ed1413c13870af092dd (patch) | |
| tree | 6c46177dfd9eaea735958f680f28a6da4b7c75f5 | |
| parent | 1f387ae4cb49070b3594086abd59027f07b4a773 (diff) | |
| download | ffmpeg-4b1aa74de39e4fd4080c1ed1413c13870af092dd.tar.gz | |
avcodec/magicyuvenc: Use immediate when known
It allows the compiler to optimize the bytestream2 checks away.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
| -rw-r--r-- | libavcodec/magicyuvenc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/magicyuvenc.c b/libavcodec/magicyuvenc.c index 5aef810a58..7ab5e61ffe 100644 --- a/libavcodec/magicyuvenc.c +++ b/libavcodec/magicyuvenc.c @@ -34,6 +34,8 @@ #include "thread.h" #include "lossless_videoencdsp.h" +#define MAGICYUV_EXTRADATA_SIZE 32 + typedef enum Prediction { LEFT = 1, GRADIENT, @@ -214,7 +216,7 @@ static av_cold int magy_encode_init(AVCodecContext *avctx) case MEDIAN: s->predict = median_predict; break; } - avctx->extradata_size = 32; + avctx->extradata_size = MAGICYUV_EXTRADATA_SIZE; avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE); @@ -224,7 +226,7 @@ static av_cold int magy_encode_init(AVCodecContext *avctx) return AVERROR(ENOMEM); } - bytestream2_init_writer(&pb, avctx->extradata, avctx->extradata_size); + bytestream2_init_writer(&pb, avctx->extradata, MAGICYUV_EXTRADATA_SIZE); bytestream2_put_le32(&pb, MKTAG('M', 'A', 'G', 'Y')); bytestream2_put_le32(&pb, 32); bytestream2_put_byte(&pb, 7); |