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authorVittorio Giovara <vittorio.giovara@gmail.com>2016-02-19 18:12:06 -0500
committerVittorio Giovara <vittorio.giovara@gmail.com>2016-03-25 15:52:24 -0400
commit68127e1bf8037a6e0acd6401cc8c5da950e3fa0a (patch)
tree7e79655bdd06f656b0deb39a831a1aa814d8c204 /libavcodec/intrax8.c
parent65127450add50c3bca307edc0517d2e8382717a0 (diff)
intrax8: Keep a reference to the context idctdsp
Use it instead of the embedded mpegvideo one. Update init function signature to load it directly from the callers.
Diffstat (limited to 'libavcodec/intrax8.c')
-rw-r--r--libavcodec/intrax8.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/libavcodec/intrax8.c b/libavcodec/intrax8.c
index a1c046e222..0082591c6b 100644
--- a/libavcodec/intrax8.c
+++ b/libavcodec/intrax8.c
@@ -492,7 +492,7 @@ static void x8_ac_compensation(IntraX8Context *const w, const int direction,
{
MpegEncContext *const s = w->s;
int t;
-#define B(x, y) s->block[0][s->idsp.idct_permutation[(x) + (y) * 8]]
+#define B(x, y) s->block[0][w->idsp.idct_permutation[(x) + (y) * 8]]
#define T(x) ((x) * dc_level + 0x8000) >> 16;
switch (direction) {
case 0:
@@ -704,7 +704,7 @@ static int x8_decode_intra_mb(IntraX8Context *const w, const int chroma)
s->current_picture.f->linesize[!!chroma]);
}
if (!zeros_only)
- s->idsp.idct_add(w->dest[chroma],
+ w->idsp.idct_add(w->dest[chroma],
s->current_picture.f->linesize[!!chroma],
s->block[0]);
@@ -743,12 +743,14 @@ static void x8_init_block_index(IntraX8Context *w, AVFrame *frame, int mb_y)
w->dest[2] += (mb_y & (~1)) * uvlinesize << 2;
}
-av_cold int ff_intrax8_common_init(IntraX8Context *w, MpegEncContext *const s)
+av_cold int ff_intrax8_common_init(IntraX8Context *w, IDCTDSPContext *idsp,
+ MpegEncContext *const s)
{
int ret = x8_vlc_init();
if (ret < 0)
return ret;
+ w->idsp = *idsp;
w->s = s;
// two rows, 2 blocks per cannon mb
@@ -756,11 +758,11 @@ av_cold int ff_intrax8_common_init(IntraX8Context *w, MpegEncContext *const s)
if (!w->prediction_table)
return AVERROR(ENOMEM);
- ff_init_scantable(s->idsp.idct_permutation, &w->scantable[0],
+ ff_init_scantable(w->idsp.idct_permutation, &w->scantable[0],
ff_wmv1_scantable[0]);
- ff_init_scantable(s->idsp.idct_permutation, &w->scantable[1],
+ ff_init_scantable(w->idsp.idct_permutation, &w->scantable[1],
ff_wmv1_scantable[2]);
- ff_init_scantable(s->idsp.idct_permutation, &w->scantable[2],
+ ff_init_scantable(w->idsp.idct_permutation, &w->scantable[2],
ff_wmv1_scantable[3]);
ff_intrax8dsp_init(&w->dsp);