generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Make the h264 loop filter bit depth aware.

Browse Source 
Preparatory patch for high bit depth h264 decoding support.

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Oskar Arvidsson
2011-03-29 17:48:56 +02:00
committed by Ronald S. Bultje
parent 87ce8b495f
commit 44ca80df34
1 changed files with 18 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
libavcodec/h264_loopfilter.c
View File

@@ -101,9 +101,10 @@ static const uint8_t tc0_table[52*3][4] = {
};
static void av_always_inline filter_mb_edgev( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h) {
const unsigned int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp + h->slice_beta_offset];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
@@ -118,9 +119,10 @@ static void av_always_inline filter_mb_edgev( uint8_t *pix, int stride, int16_t
}
}
static void av_always_inline filter_mb_edgecv( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
const unsigned int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp + h->slice_beta_offset];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
@@ -136,9 +138,10 @@ static void av_always_inline filter_mb_edgecv( uint8_t *pix, int stride, int16_t
}
static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int16_t bS[7], int bsi, int qp ) {
int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
int alpha = alpha_table[index_a];
int beta = beta_table[qp + h->slice_beta_offset];
int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
@@ -153,9 +156,10 @@ static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int
}
}
static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[7], int bsi, int qp ) {
int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
int alpha = alpha_table[index_a];
int beta = beta_table[qp + h->slice_beta_offset];
int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
@@ -171,9 +175,10 @@ static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, in
}
static void av_always_inline filter_mb_edgeh( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
const unsigned int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp + h->slice_beta_offset];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
@@ -189,9 +194,10 @@ static void av_always_inline filter_mb_edgeh( uint8_t *pix, int stride, int16_t
}
static void av_always_inline filter_mb_edgech( uint8_t *pix, int stride, int16_t bS[4], unsigned int qp, H264Context *h ) {
const unsigned int index_a = qp + h->slice_alpha_c0_offset;
const int qp_bd_offset = 6 * (h->sps.bit_depth_luma - 8);
const unsigned int index_a = qp - qp_bd_offset + h->slice_alpha_c0_offset;
const int alpha = alpha_table[index_a];
const int beta = beta_table[qp + h->slice_beta_offset];
const int beta = beta_table[qp - qp_bd_offset + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {