virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

proresenc: Reuse proper dsputil infrastructure for FDCT

Browse Source
This commit is contained in:
Diego Biurrun 2014-02-27 14:49:55 -08:00
parent 92e598a57a
commit a55546f48d
1 changed files with 15 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
libavcodec/proresenc.c
View File

@ -192,7 +192,9 @@ typedef struct ProresContext {
const uint8_t *quant_mat;
const uint8_t *scantable;
void (* fdct) (const uint16_t *src, int linesize, int16_t *block);
void (* fdct)(DSPContext *dsp, const uint16_t *src,
int linesize, int16_t *block);
DSPContext dsp;
int mb_width, mb_height;
int mbs_per_slice;
@ -261,27 +263,27 @@ static void get_slice_data(ProresContext *ctx, const uint16_t *src,
mb_width * sizeof(*emu_buf));
}
if (!is_chroma) {
ctx->fdct(esrc, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->fdct(esrc + 8, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + 8, elinesize, blocks);
blocks += 64;
}
ctx->fdct(esrc + elinesize * 4, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + elinesize * 4, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->fdct(esrc + elinesize * 4 + 8, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + elinesize * 4 + 8, elinesize, blocks);
blocks += 64;
}
} else {
ctx->fdct(esrc, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc, elinesize, blocks);
blocks += 64;
ctx->fdct(esrc + elinesize * 4, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + elinesize * 4, elinesize, blocks);
blocks += 64;
if (blocks_per_mb > 2) {
ctx->fdct(esrc + 8, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + 8, elinesize, blocks);
blocks += 64;
ctx->fdct(esrc + elinesize * 4 + 8, elinesize, blocks);
ctx->fdct(&ctx->dsp, esrc + elinesize * 4 + 8, elinesize, blocks);
blocks += 64;
}
}
@ -1066,7 +1068,8 @@ static av_cold int encode_close(AVCodecContext *avctx)
return 0;
}
static void prores_fdct(const uint16_t *src, int linesize, int16_t *block)
static void prores_fdct(DSPContext *dsp, const uint16_t *src,
int linesize, int16_t *block)
{
int x, y;
const uint16_t *tsrc = src;
@ -1076,7 +1079,7 @@ static void prores_fdct(const uint16_t *src, int linesize, int16_t *block)
block[y * 8 + x] = tsrc[x];
tsrc += linesize >> 1;
}
ff_jpeg_fdct_islow_10(block);
dsp->fdct(block);
}
static av_cold int encode_init(AVCodecContext *avctx)
@ -1095,6 +1098,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
ctx->fdct = prores_fdct;
ctx->scantable = interlaced ? ff_prores_interlaced_scan
: ff_prores_progressive_scan;
ff_dsputil_init(&ctx->dsp, avctx);
mps = ctx->mbs_per_slice;
if (mps & (mps - 1)) {