RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-12-26 09:12:33 +00:00
Code Issues Projects Releases Wiki Activity

mpeg: Change ff_convert_matrix() to take an MpegEncContext parameter

Browse Source 
This will come in handy during dsputil splitting.
This commit is contained in:
Diego Biurrun 2014-02-07 10:05:46 +01:00
parent e63b818dbe
commit 5dd8c08fd5
3 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
libavcodec/dnxhdenc.c
View File

@ -203,14 +203,14 @@ static av_cold int dnxhd_init_qmat(DNXHDEncContext *ctx, int lbias, int cbias)
int j = ctx->m.dsp.idct_permutation[ff_zigzag_direct[i]];
weight_matrix[j] = ctx->cid_table->luma_weight[i];
}
ff_convert_matrix(&ctx->m.dsp, ctx->qmatrix_l, ctx->qmatrix_l16,
ff_convert_matrix(&ctx->m, ctx->qmatrix_l, ctx->qmatrix_l16,
weight_matrix, ctx->m.intra_quant_bias, 1,
ctx->m.avctx->qmax, 1);
for (i = 1; i < 64; i++) {
int j = ctx->m.dsp.idct_permutation[ff_zigzag_direct[i]];
weight_matrix[j] = ctx->cid_table->chroma_weight[i];
}
ff_convert_matrix(&ctx->m.dsp, ctx->qmatrix_c, ctx->qmatrix_c16,
ff_convert_matrix(&ctx->m, ctx->qmatrix_c, ctx->qmatrix_c16,
weight_matrix, ctx->m.intra_quant_bias, 1,
ctx->m.avctx->qmax, 1);

2
libavcodec/mpegvideo.h
View File

@ -726,7 +726,7 @@ int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src
void ff_set_qscale(MpegEncContext * s, int qscale);
int ff_dct_common_init(MpegEncContext *s);
void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][64],
void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16)[2][64],
const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra);
int ff_dct_quantize_c(MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow);

9
libavcodec/mpegvideo_enc.c
View File

@ -70,11 +70,12 @@ const AVOption ff_mpv_generic_options[] = {
{ NULL },
};
void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64],
void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64],
uint16_t (*qmat16)[2][64],
const uint16_t *quant_matrix,
int bias, int qmin, int qmax, int intra)
{
DSPContext *dsp = &s->dsp;
int qscale;
int shift = 0;
@ -775,10 +776,10 @@ av_cold int ff_MPV_encode_init(AVCodecContext *avctx)
/* precompute matrix */
/* for mjpeg, we do include qscale in the matrix */
if (s->out_format != FMT_MJPEG) {
ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
ff_convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, avctx->qmin,
31, 1);
ff_convert_matrix(&s->dsp, s->q_inter_matrix, s->q_inter_matrix16,
ff_convert_matrix(s, s->q_inter_matrix, s->q_inter_matrix16,
s->inter_matrix, s->inter_quant_bias, avctx->qmin,
31, 0);
}
@ -3365,7 +3366,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
s->y_dc_scale_table=
s->c_dc_scale_table= ff_mpeg2_dc_scale_table[s->intra_dc_precision];
s->intra_matrix[0] = ff_mpeg2_dc_scale_table[s->intra_dc_precision][8];
ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
ff_convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
s->qscale= 8;
}