diff options
author | Peter Ross <pross@xvid.org> | 2022-10-26 20:11:21 +1100 |
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committer | Peter Ross <pross@xvid.org> | 2022-10-26 20:30:25 +1100 |
commit | 58bd7d97a47da1065e2616d396938609b50ad1e4 (patch) | |
tree | 47b73bf18a25c15ed84eeb667f31fffa63a12497 /libavcodec/mss34dsp.c | |
parent | 9bed814e1d44e8374e9a4901e3f9b00ded0716fb (diff) | |
download | ffmpeg-58bd7d97a47da1065e2616d396938609b50ad1e4.tar.gz |
avcodec/jpegtables: remove duplicate luma and chroma quantization tables
Duplicates of the standard JPEG quantization tables were found in the
AGM, MSS34(dsp), NUV and VP31 codecs. This patch elimates those duplicates,
placing a single copy in jpegquanttables.c.
Diffstat (limited to 'libavcodec/mss34dsp.c')
-rw-r--r-- | libavcodec/mss34dsp.c | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/libavcodec/mss34dsp.c b/libavcodec/mss34dsp.c index f3405658f7..3f08c03ed7 100644 --- a/libavcodec/mss34dsp.c +++ b/libavcodec/mss34dsp.c @@ -22,33 +22,12 @@ #include <stdint.h> #include "libavutil/common.h" #include "mss34dsp.h" - -static const uint8_t luma_quant[64] = { - 16, 11, 10, 16, 24, 40, 51, 61, - 12, 12, 14, 19, 26, 58, 60, 55, - 14, 13, 16, 24, 40, 57, 69, 56, - 14, 17, 22, 29, 51, 87, 80, 62, - 18, 22, 37, 56, 68, 109, 103, 77, - 24, 35, 55, 64, 81, 104, 113, 92, - 49, 64, 78, 87, 103, 121, 120, 101, - 72, 92, 95, 98, 112, 100, 103, 99 -}; - -static const uint8_t chroma_quant[64] = { - 17, 18, 24, 47, 99, 99, 99, 99, - 18, 21, 26, 66, 99, 99, 99, 99, - 24, 26, 56, 99, 99, 99, 99, 99, - 47, 66, 99, 99, 99, 99, 99, 99, - 99, 99, 99, 99, 99, 99, 99, 99, - 99, 99, 99, 99, 99, 99, 99, 99, - 99, 99, 99, 99, 99, 99, 99, 99, - 99, 99, 99, 99, 99, 99, 99, 99 -}; +#include "jpegquanttables.h" void ff_mss34_gen_quant_mat(uint16_t *qmat, int quality, int luma) { int i; - const uint8_t *qsrc = luma ? luma_quant : chroma_quant; + const uint8_t *qsrc = luma ? ff_mjpeg_std_luminance_quant_tbl : ff_mjpeg_std_chrominance_quant_tbl; if (quality >= 50) { int scale = 200 - 2 * quality; |