summaryrefslogtreecommitdiff
path: root/libavcodec/mdec.c
diff options
context:
space:
mode:
authorDiego Biurrun <diego@biurrun.de>2014-01-24 11:55:16 +0100
committerDiego Biurrun <diego@biurrun.de>2014-06-30 07:58:46 -0700
commite3fcb14347466095839c2a3c47ebecff02da891e (patch)
tree38fbcef2c592faae3610887dbda3ab333181d1dc /libavcodec/mdec.c
parentadcb8392c9b185fd8a91a95fa256d15ab1432a30 (diff)
dsputil: Split off IDCT bits into their own context
Diffstat (limited to 'libavcodec/mdec.c')
-rw-r--r--libavcodec/mdec.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/libavcodec/mdec.c b/libavcodec/mdec.c
index b4213972b7..6b70e37e76 100644
--- a/libavcodec/mdec.c
+++ b/libavcodec/mdec.c
@@ -29,6 +29,7 @@
#include "avcodec.h"
#include "blockdsp.h"
+#include "idctdsp.h"
#include "mpegvideo.h"
#include "mpeg12.h"
#include "thread.h"
@@ -36,7 +37,7 @@
typedef struct MDECContext {
AVCodecContext *avctx;
BlockDSPContext bdsp;
- DSPContext dsp;
+ IDCTDSPContext idsp;
ThreadFrame frame;
GetBitContext gb;
ScanTable scantable;
@@ -146,14 +147,14 @@ static inline void idct_put(MDECContext *a, AVFrame *frame, int mb_x, int mb_y)
uint8_t *dest_cb = frame->data[1] + (mb_y * 8 * frame->linesize[1]) + mb_x * 8;
uint8_t *dest_cr = frame->data[2] + (mb_y * 8 * frame->linesize[2]) + mb_x * 8;
- a->dsp.idct_put(dest_y, linesize, block[0]);
- a->dsp.idct_put(dest_y + 8, linesize, block[1]);
- a->dsp.idct_put(dest_y + 8 * linesize, linesize, block[2]);
- a->dsp.idct_put(dest_y + 8 * linesize + 8, linesize, block[3]);
+ a->idsp.idct_put(dest_y, linesize, block[0]);
+ a->idsp.idct_put(dest_y + 8, linesize, block[1]);
+ a->idsp.idct_put(dest_y + 8 * linesize, linesize, block[2]);
+ a->idsp.idct_put(dest_y + 8 * linesize + 8, linesize, block[3]);
if (!(a->avctx->flags & CODEC_FLAG_GRAY)) {
- a->dsp.idct_put(dest_cb, frame->linesize[1], block[4]);
- a->dsp.idct_put(dest_cr, frame->linesize[2], block[5]);
+ a->idsp.idct_put(dest_cb, frame->linesize[1], block[4]);
+ a->idsp.idct_put(dest_cr, frame->linesize[2], block[5]);
}
}
@@ -215,9 +216,10 @@ static av_cold int decode_init(AVCodecContext *avctx)
a->avctx = avctx;
ff_blockdsp_init(&a->bdsp, avctx);
- ff_dsputil_init(&a->dsp, avctx);
+ ff_idctdsp_init(&a->idsp, avctx);
ff_mpeg12_init_vlcs();
- ff_init_scantable(a->dsp.idct_permutation, &a->scantable, ff_zigzag_direct);
+ ff_init_scantable(a->idsp.idct_permutation, &a->scantable,
+ ff_zigzag_direct);
if (avctx->idct_algo == FF_IDCT_AUTO)
avctx->idct_algo = FF_IDCT_SIMPLE;