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avcodec/mpegvideo_enc: Consider chroma_intra_matrix in dct_quantize_trellis_c()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-02-11 23:55:30 +01:00
parent 7d24ccaf00
commit 0bcb040a2e
1 changed files with 7 additions and 4 deletions
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11
libavcodec/mpegvideo_enc.c
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@ -3763,6 +3763,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
int16_t *block, int n,
int qscale, int *overflow){
const int *qmat;
const uint16_t *matrix;
const uint8_t *scantable= s->intra_scantable.scantable;
const uint8_t *perm_scantable= s->intra_scantable.permutated;
int max=0;
@ -3811,6 +3812,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
start_i = 1;
last_non_zero = 0;
qmat = n < 4 ? s->q_intra_matrix[qscale] : s->q_chroma_intra_matrix[qscale];
matrix = n < 4 ? s->intra_matrix : s->chroma_intra_matrix;
if(s->mpeg_quant || s->out_format == FMT_MPEG1 || s->out_format == FMT_MJPEG)
bias= 1<<(QMAT_SHIFT-1);
@ -3825,6 +3827,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
start_i = 0;
last_non_zero = -1;
qmat = s->q_inter_matrix[qscale];
matrix = s->inter_matrix;
length = s->inter_ac_vlc_length;
last_length= s->inter_ac_vlc_last_length;
}
@ -3902,14 +3905,14 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
unquant_coeff= alevel*qmul + qadd;
} else if(s->out_format == FMT_MJPEG) {
j = s->idsp.idct_permutation[scantable[i]];
unquant_coeff = alevel * s->intra_matrix[j] * 8;
unquant_coeff = alevel * matrix[j] * 8;
}else{ //MPEG1
j = s->idsp.idct_permutation[scantable[i]]; // FIXME: optimize
if(s->mb_intra){
unquant_coeff = (int)( alevel * qscale * s->intra_matrix[j]) >> 3;
unquant_coeff = (int)( alevel * qscale * matrix[j]) >> 3;
unquant_coeff = (unquant_coeff - 1) | 1;
}else{
unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4;
unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) matrix[j])) >> 4;
unquant_coeff = (unquant_coeff - 1) | 1;
}
unquant_coeff<<= 3;
@ -4025,7 +4028,7 @@ static int dct_quantize_trellis_c(MpegEncContext *s,
if(s->out_format == FMT_H263 || s->out_format == FMT_H261){
unquant_coeff= (alevel*qmul + qadd)>>3;
}else{ //MPEG1
unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4;
unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) matrix[0])) >> 4;
unquant_coeff = (unquant_coeff - 1) | 1;
}
unquant_coeff = (unquant_coeff + 4) >> 3;