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authorDiego Biurrun <diego@biurrun.de>2012-04-04 14:53:25 +0200
committerDiego Biurrun <diego@biurrun.de>2012-04-05 17:17:22 +0200
commit0becb07842b57ea225ddf0726de33b5f8e669297 (patch)
treeec7fe0533782cfbbd57d14e361039efa4e9c40e6
parenta03f8ea0a8c70b72acc9d8307f1bba0f35c1d36e (diff)
downloadffmpeg-0becb07842b57ea225ddf0726de33b5f8e669297.tar.gz
h264: Factorize declaration of mb_sizes array.
-rw-r--r--libavcodec/h264.c5
-rw-r--r--libavcodec/h264.h1
-rw-r--r--libavcodec/h264_cabac.c4
-rw-r--r--libavcodec/h264_cavlc.c4
4 files changed, 8 insertions, 6 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 6a1a8b696d..890dd223f3 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -45,6 +45,8 @@
// #undef NDEBUG
#include <assert.h>
+const uint16_t ff_h264_mb_sizes[4] = { 256, 384, 512, 768 };
+
static const uint8_t rem6[QP_MAX_NUM + 1] = {
0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2,
3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5,
@@ -2138,12 +2140,11 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple,
if (!simple && IS_INTRA_PCM(mb_type)) {
if (pixel_shift) {
- static const uint16_t mb_sizes[4] = { 256, 384, 512, 768 };
const int bit_depth = h->sps.bit_depth_luma;
int j;
GetBitContext gb;
init_get_bits(&gb, (uint8_t *)h->mb,
- mb_sizes[h->sps.chroma_format_idc] * bit_depth);
+ ff_h264_mb_sizes[h->sps.chroma_format_idc] * bit_depth);
for (i = 0; i < 16; i++) {
uint16_t *tmp_y = (uint16_t *)(dest_y + i * linesize);
diff --git a/libavcodec/h264.h b/libavcodec/h264.h
index 99c46cc86a..ce06f613cd 100644
--- a/libavcodec/h264.h
+++ b/libavcodec/h264.h
@@ -584,6 +584,7 @@ typedef struct H264Context{
extern const uint8_t ff_h264_chroma_qp[3][QP_MAX_NUM+1]; ///< One chroma qp table for each supported bit depth (8, 9, 10).
+extern const uint16_t ff_h264_mb_sizes[4];
/**
* Decode SEI
diff --git a/libavcodec/h264_cabac.c b/libavcodec/h264_cabac.c
index 8b42f040ce..9e1cf1b520 100644
--- a/libavcodec/h264_cabac.c
+++ b/libavcodec/h264_cabac.c
@@ -1983,8 +1983,8 @@ decode_intra_mb:
h->slice_table[ mb_xy ]= h->slice_num;
if(IS_INTRA_PCM(mb_type)) {
- static const uint16_t mb_sizes[4] = {256,384,512,768};
- const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3;
+ const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] *
+ h->sps.bit_depth_luma >> 3;
const uint8_t *ptr;
// We assume these blocks are very rare so we do not optimize it.
diff --git a/libavcodec/h264_cavlc.c b/libavcodec/h264_cavlc.c
index a5b6403446..c4159e241c 100644
--- a/libavcodec/h264_cavlc.c
+++ b/libavcodec/h264_cavlc.c
@@ -764,8 +764,8 @@ decode_intra_mb:
if(IS_INTRA_PCM(mb_type)){
unsigned int x;
- static const uint16_t mb_sizes[4] = {256,384,512,768};
- const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3;
+ const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] *
+ h->sps.bit_depth_luma >> 3;
// We assume these blocks are very rare so we do not optimize it.
align_get_bits(&s->gb);