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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2021-12-24 03:00:29 +0100 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-01-04 16:28:55 +0100 |
| commit | 58f6d1e758b0617cbd30a3ccef647ec655a50ea9 (patch) | |
| tree | 117e4acf34ad14ce58cce06cc7fb280b7895897f /libavcodec | |
| parent | bf2c34a01af4fd5d18e7e978e148ec3ad5fc43c5 (diff) | |
| download | ffmpeg-58f6d1e758b0617cbd30a3ccef647ec655a50ea9.tar.gz | |
avcodec/mpegvideo_enc: Remove dead code at compile time
There are no encoders for interlaced dct that support 4:4:4.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/mpegvideo_enc.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index 0ac8886246..15b6669e46 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -2035,6 +2035,10 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, int chroma_y_shift, int chroma_format) { +/* Interlaced DCT is only possible with MPEG-2 and MPEG-4 + * and neither of these encoders currently supports 444. */ +#define INTERLACED_DCT(s) ((chroma_format == CHROMA_420 || chroma_format == CHROMA_422) && \ + (s)->avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) int16_t weight[12][64]; int16_t orig[12][64]; const int mb_x = s->mb_x; @@ -2112,7 +2116,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, } if (s->mb_intra) { - if (s->avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { + if (INTERLACED_DCT(s)) { int progressive_score, interlaced_score; s->interlaced_dct = 0; @@ -2191,7 +2195,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, op_pix, op_qpix); } - if (s->avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { + if (INTERLACED_DCT(s)) { int progressive_score, interlaced_score; s->interlaced_dct = 0; |