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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-10-03 01:42:00 +0200 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-10-07 22:55:21 +0200 |
| commit | 83ae36287e9e087023406012cc16a56135ea6449 (patch) | |
| tree | fe67faeb8bb7782fcbc196040ee23a6c0dc2733b | |
| parent | ddbaf6227b55df387ad8fa8e6e96cb3cd02d6f97 (diff) | |
| download | ffmpeg-83ae36287e9e087023406012cc16a56135ea6449.tar.gz | |
avcodec/wmv2enc: Inline extradata size
This also enables the compiler to optimize the implicit
checks performed by the PutBit-API away (Clang does so).
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
| -rw-r--r-- | libavcodec/wmv2enc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/wmv2enc.c b/libavcodec/wmv2enc.c index 8a6d897468..d2f8afc892 100644 --- a/libavcodec/wmv2enc.c +++ b/libavcodec/wmv2enc.c @@ -29,6 +29,8 @@ #include "wmv2.h" #include "wmv2enc.h" +#define WMV2_EXTRADATA_SIZE 4 + typedef struct WMV2EncContext { MSMPEG4EncContext msmpeg4; WMV2Context common; @@ -49,7 +51,7 @@ static int encode_ext_header(WMV2EncContext *w) PutBitContext pb; int code; - init_put_bits(&pb, s->avctx->extradata, s->avctx->extradata_size); + init_put_bits(&pb, s->avctx->extradata, WMV2_EXTRADATA_SIZE); put_bits(&pb, 5, s->avctx->time_base.den / s->avctx->time_base.num); // yes 29.97 -> 29 put_bits(&pb, 11, FFMIN(s->bit_rate / 1024, 2047)); @@ -80,7 +82,7 @@ static av_cold int wmv2_encode_init(AVCodecContext *avctx) ff_wmv2_common_init(s); - avctx->extradata_size = 4; + avctx->extradata_size = WMV2_EXTRADATA_SIZE; avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE); if (!avctx->extradata) return AVERROR(ENOMEM); |