videolan
/
ffmpeg
mirror of https://git.videolan.org/git/ffmpeg.git
1
Fork 0
Code Releases Activity

Give IDCT matrix transpose macro a more descriptive name 

This also avoids a macro name clash and related warning on ARM.
This commit is contained in:
Diego Biurrun 2014-02-18 09:57:45 -08:00
parent 291e49d4e7
commit f2408ec9d7
3 changed files with 17 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
libavcodec/h264.c
View File

@ -2904,18 +2904,18 @@ static void init_scan_tables(H264Context *h)
{
int i;
for (i = 0; i < 16; i++) {
#define T(x) (x >> 2) | ((x << 2) & 0xF)
h->zigzag_scan[i] = T(zigzag_scan[i]);
h->field_scan[i] = T(field_scan[i]);
#undef T
#define TRANSPOSE(x) (x >> 2) | ((x << 2) & 0xF)
h->zigzag_scan[i] = TRANSPOSE(zigzag_scan[i]);
h->field_scan[i] = TRANSPOSE(field_scan[i]);
#undef TRANSPOSE
}
for (i = 0; i < 64; i++) {
#define T(x) (x >> 3) | ((x & 7) << 3)
h->zigzag_scan8x8[i] = T(ff_zigzag_direct[i]);
h->zigzag_scan8x8_cavlc[i] = T(zigzag_scan8x8_cavlc[i]);
h->field_scan8x8[i] = T(field_scan8x8[i]);
h->field_scan8x8_cavlc[i] = T(field_scan8x8_cavlc[i]);
#undef T
#define TRANSPOSE(x) (x >> 3) | ((x & 7) << 3)
h->zigzag_scan8x8[i] = TRANSPOSE(ff_zigzag_direct[i]);
h->zigzag_scan8x8_cavlc[i] = TRANSPOSE(zigzag_scan8x8_cavlc[i]);
h->field_scan8x8[i] = TRANSPOSE(field_scan8x8[i]);
h->field_scan8x8_cavlc[i] = TRANSPOSE(field_scan8x8_cavlc[i]);
#undef TRANSPOSE
}
if (h->sps.transform_bypass) { // FIXME same ugly
h->zigzag_scan_q0 = zigzag_scan;

8
libavcodec/vp3.c
View File

@ -1705,10 +1705,10 @@ static av_cold int vp3_decode_init(AVCodecContext *avctx)
ff_vp3dsp_init(&s->vp3dsp, avctx->flags);
for (i = 0; i < 64; i++) {
#define T(x) (x >> 3) | ((x & 7) << 3)
s->idct_permutation[i] = T(i);
s->idct_scantable[i] = T(ff_zigzag_direct[i]);
#undef T
#define TRANSPOSE(x) (x >> 3) | ((x & 7) << 3)
s->idct_permutation[i] = TRANSPOSE(i);
s->idct_scantable[i] = TRANSPOSE(ff_zigzag_direct[i]);
#undef TRANSPOSE
}
/* initialize to an impossible value which will force a recalculation

6
libavcodec/vp56.c
View File

@ -664,9 +664,9 @@ av_cold int ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha)
ff_vp3dsp_init(&s->vp3dsp, avctx->flags);
ff_vp56dsp_init(&s->vp56dsp, avctx->codec->id);
for (i = 0; i < 64; i++) {
#define T(x) (x >> 3) | ((x & 7) << 3)
s->idct_scantable[i] = T(ff_zigzag_direct[i]);
#undef T
#define TRANSPOSE(x) (x >> 3) | ((x & 7) << 3)
s->idct_scantable[i] = TRANSPOSE(ff_zigzag_direct[i]);
#undef TRANSPOSE
}
for (i = 0; i < FF_ARRAY_ELEMS(s->frames); i++) {