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avcodec/internal, avfilter/qp_table: Remove unused FF_QSCALE_TYPEs 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-03-22 10:34:35 +01:00
parent b1cbeabf5e
commit e142153bd7
2 changed files with 0 additions and 6 deletions
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2
libavcodec/internal.h
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@ -37,8 +37,6 @@
#define FF_QSCALE_TYPE_MPEG1 0
#define FF_QSCALE_TYPE_MPEG2 1
#define FF_QSCALE_TYPE_H264 2
#define FF_QSCALE_TYPE_VP56 3
#define FF_SANE_NB_CHANNELS 512U

4
libavfilter/qp_table.h
View File

@ -33,16 +33,12 @@ int ff_qp_table_extract(AVFrame *frame, int8_t **table, int *table_w, int *table
/**
* Normalize the qscale factor
* FIXME the H264 qscale is a log based scale, mpeg1/2 is not, the code below
* cannot be optimal
*/
static inline int ff_norm_qscale(int qscale, int type)
{
switch (type) {
case FF_QSCALE_TYPE_MPEG1: return qscale;
case FF_QSCALE_TYPE_MPEG2: return qscale >> 1;
case FF_QSCALE_TYPE_H264: return qscale >> 2;
case FF_QSCALE_TYPE_VP56: return (63 - qscale + 2) >> 2;
}
return qscale;
}