Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

H264: Reduce pointless diffs to qatar

Browse Source 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/2/head
Michael Niedermayer 14 years ago
parent f0e9ee8d94
commit 21d5de9303
1 changed files with 87 additions and 50 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 137
      libavcodec/h264.c

137
libavcodec/h264.c
Unescape View File

@ -450,12 +450,13 @@ static void chroma_dc_dct_c(DCTELEM *block){
static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square, int chroma_height, int delta, int list,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
int src_x_offset, int src_y_offset,
qpel_mc_func *qpix_op, h264_chroma_mc_func chroma_op){
qpel_mc_func *qpix_op, h264_chroma_mc_func chroma_op,
int pixel_shift){
MpegEncContext * const s = &h->s;
const int mx= h->mv_cache[list][ scan8[n] ][0] + src_x_offset*8;
int my= h->mv_cache[list][ scan8[n] ][1] + src_y_offset*8;
const int luma_xy= (mx&3) + ((my&3)<<2);
uint8_t * src_y = pic->data[0] + ((mx>>2)<<h->pixel_shift) + (my>>2)*h->mb_linesize;
uint8_t * src_y = pic->data[0] + ((mx>>2) << pixel_shift) + (my>>2)*h->mb_linesize;
uint8_t * src_cb, * src_cr;
int extra_width= h->emu_edge_width;
int extra_height= h->emu_edge_height;
@ -472,8 +473,8 @@ static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square,
|| full_my < 0-extra_height
|| full_mx + 16/*FIXME*/ > pic_width + extra_width
|| full_my + 16/*FIXME*/ > pic_height + extra_height){
s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_y - (2<<h->pixel_shift) - 2*h->mb_linesize, h->mb_linesize, 16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height);
src_y= s->edge_emu_buffer + (2<<h->pixel_shift) + 2*h->mb_linesize;
s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_y - (2 << pixel_shift) - 2*h->mb_linesize, h->mb_linesize, 16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height);
src_y= s->edge_emu_buffer + (2 << pixel_shift) + 2*h->mb_linesize;
emu=1;
}
@ -489,8 +490,8 @@ static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square,
my += 2 * ((s->mb_y & 1) - (pic->reference - 1));
emu |= (my>>3) < 0 || (my>>3) + 8 >= (pic_height>>1);
}
src_cb= pic->data[1] + ((mx>>3)<<h->pixel_shift) + (my>>3)*h->mb_uvlinesize;
src_cr= pic->data[2] + ((mx>>3)<<h->pixel_shift) + (my>>3)*h->mb_uvlinesize;
src_cb= pic->data[1] + ((mx>>3) << pixel_shift) + (my>>3)*h->mb_uvlinesize;
src_cr= pic->data[2] + ((mx>>3) << pixel_shift) + (my>>3)*h->mb_uvlinesize;
if(emu){
s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_cb, h->mb_uvlinesize, 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
@ -510,14 +511,14 @@ static inline void mc_part_std(H264Context *h, int n, int square, int chroma_hei
int x_offset, int y_offset,
qpel_mc_func *qpix_put, h264_chroma_mc_func chroma_put,
qpel_mc_func *qpix_avg, h264_chroma_mc_func chroma_avg,
int list0, int list1){
int list0, int list1, int pixel_shift){
MpegEncContext * const s = &h->s;
qpel_mc_func *qpix_op= qpix_put;
h264_chroma_mc_func chroma_op= chroma_put;
dest_y += (2*x_offset<<h->pixel_shift) + 2*y_offset*h-> mb_linesize;
dest_cb += ( x_offset<<h->pixel_shift) + y_offset*h->mb_uvlinesize;
dest_cr += ( x_offset<<h->pixel_shift) + y_offset*h->mb_uvlinesize;
dest_y += (2*x_offset << pixel_shift) + 2*y_offset*h-> mb_linesize;
dest_cb += ( x_offset << pixel_shift) + y_offset*h->mb_uvlinesize;
dest_cr += ( x_offset << pixel_shift) + y_offset*h->mb_uvlinesize;
x_offset += 8*s->mb_x;
y_offset += 8*(s->mb_y >> MB_FIELD);
@ -525,7 +526,7 @@ static inline void mc_part_std(H264Context *h, int n, int square, int chroma_hei
Picture *ref= &h->ref_list[0][ h->ref_cache[0][ scan8[n] ] ];
mc_dir_part(h, ref, n, square, chroma_height, delta, 0,
dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_op, chroma_op);
qpix_op, chroma_op, pixel_shift);
qpix_op= qpix_avg;
chroma_op= chroma_avg;
@ -535,7 +536,7 @@ static inline void mc_part_std(H264Context *h, int n, int square, int chroma_hei
Picture *ref= &h->ref_list[1][ h->ref_cache[1][ scan8[n] ] ];
mc_dir_part(h, ref, n, square, chroma_height, delta, 1,
dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_op, chroma_op);
qpix_op, chroma_op, pixel_shift);
}
}
@ -545,12 +546,12 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
qpel_mc_func *qpix_put, h264_chroma_mc_func chroma_put,
h264_weight_func luma_weight_op, h264_weight_func chroma_weight_op,
h264_biweight_func luma_weight_avg, h264_biweight_func chroma_weight_avg,
int list0, int list1){
int list0, int list1, int pixel_shift){
MpegEncContext * const s = &h->s;
dest_y += (2*x_offset<<h->pixel_shift) + 2*y_offset*h-> mb_linesize;
dest_cb += ( x_offset<<h->pixel_shift) + y_offset*h->mb_uvlinesize;
dest_cr += ( x_offset<<h->pixel_shift) + y_offset*h->mb_uvlinesize;
dest_y += (2*x_offset << pixel_shift) + 2*y_offset*h-> mb_linesize;
dest_cb += ( x_offset << pixel_shift) + y_offset*h->mb_uvlinesize;
dest_cr += ( x_offset << pixel_shift) + y_offset*h->mb_uvlinesize;
x_offset += 8*s->mb_x;
y_offset += 8*(s->mb_y >> MB_FIELD);
@ -558,17 +559,17 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
/* don't optimize for luma-only case, since B-frames usually
* use implicit weights => chroma too. */
uint8_t *tmp_cb = s->obmc_scratchpad;
uint8_t *tmp_cr = s->obmc_scratchpad + (8<<h->pixel_shift);
uint8_t *tmp_cr = s->obmc_scratchpad + (8 << pixel_shift);
uint8_t *tmp_y = s->obmc_scratchpad + 8*h->mb_uvlinesize;
int refn0 = h->ref_cache[0][ scan8[n] ];
int refn1 = h->ref_cache[1][ scan8[n] ];
mc_dir_part(h, &h->ref_list[0][refn0], n, square, chroma_height, delta, 0,
dest_y, dest_cb, dest_cr,
x_offset, y_offset, qpix_put, chroma_put);
x_offset, y_offset, qpix_put, chroma_put, pixel_shift);
mc_dir_part(h, &h->ref_list[1][refn1], n, square, chroma_height, delta, 1,
tmp_y, tmp_cb, tmp_cr,
x_offset, y_offset, qpix_put, chroma_put);
x_offset, y_offset, qpix_put, chroma_put, pixel_shift);
if(h->use_weight == 2){
int weight0 = h->implicit_weight[refn0][refn1][s->mb_y&1];
@ -593,7 +594,7 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
Picture *ref= &h->ref_list[list][refn];
mc_dir_part(h, ref, n, square, chroma_height, delta, list,
dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put, chroma_put);
qpix_put, chroma_put, pixel_shift);
luma_weight_op(dest_y, h->mb_linesize, h->luma_log2_weight_denom,
h->luma_weight[refn][list][0], h->luma_weight[refn][list][1]);
@ -612,19 +613,21 @@ static inline void mc_part(H264Context *h, int n, int square, int chroma_height,
qpel_mc_func *qpix_put, h264_chroma_mc_func chroma_put,
qpel_mc_func *qpix_avg, h264_chroma_mc_func chroma_avg,
h264_weight_func *weight_op, h264_biweight_func *weight_avg,
int list0, int list1){
int list0, int list1, int pixel_shift){
if((h->use_weight==2 && list0 && list1
&& (h->implicit_weight[ h->ref_cache[0][scan8[n]] ][ h->ref_cache[1][scan8[n]] ][h->s.mb_y&1] != 32))
|| h->use_weight==1)
mc_part_weighted(h, n, square, chroma_height, delta, dest_y, dest_cb, dest_cr,
x_offset, y_offset, qpix_put, chroma_put,
weight_op[0], weight_op[3], weight_avg[0], weight_avg[3], list0, list1);
weight_op[0], weight_op[3], weight_avg[0],
weight_avg[3], list0, list1, pixel_shift);
else
mc_part_std(h, n, square, chroma_height, delta, dest_y, dest_cb, dest_cr,
x_offset, y_offset, qpix_put, chroma_put, qpix_avg, chroma_avg, list0, list1);
x_offset, y_offset, qpix_put, chroma_put, qpix_avg,
chroma_avg, list0, list1, pixel_shift);
}
static inline void prefetch_motion(H264Context *h, int list){
static inline void prefetch_motion(H264Context *h, int list, int pixel_shift){
/* fetch pixels for estimated mv 4 macroblocks ahead
* optimized for 64byte cache lines */
MpegEncContext * const s = &h->s;
@ -640,43 +643,49 @@ static inline void prefetch_motion(H264Context *h, int list){
}
}
static void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
static av_always_inline void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
qpel_mc_func (*qpix_put)[16], h264_chroma_mc_func (*chroma_put),
qpel_mc_func (*qpix_avg)[16], h264_chroma_mc_func (*chroma_avg),
h264_weight_func *weight_op, h264_biweight_func *weight_avg){
h264_weight_func *weight_op, h264_biweight_func *weight_avg,
int pixel_shift){
MpegEncContext * const s = &h->s;
const int mb_xy= h->mb_xy;
const int mb_type= s->current_picture.mb_type[mb_xy];
assert(IS_INTER(mb_type));
if(HAVE_PTHREADS && s->avctx->active_thread_type&FF_THREAD_FRAME)
if(HAVE_PTHREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME))
await_references(h);
prefetch_motion(h, 0);
prefetch_motion(h, 0, pixel_shift);
if(IS_16X16(mb_type)){
mc_part(h, 0, 1, 8, 0, dest_y, dest_cb, dest_cr, 0, 0,
qpix_put[0], chroma_put[0], qpix_avg[0], chroma_avg[0],
weight_op, weight_avg,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1),
pixel_shift);
}else if(IS_16X8(mb_type)){
mc_part(h, 0, 0, 4, (8<<h->pixel_shift), dest_y, dest_cb, dest_cr, 0, 0,
mc_part(h, 0, 0, 4, 8 << pixel_shift, dest_y, dest_cb, dest_cr, 0, 0,
qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],
&weight_op[1], &weight_avg[1],
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));
mc_part(h, 8, 0, 4, (8<<h->pixel_shift), dest_y, dest_cb, dest_cr, 0, 4,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1),
pixel_shift);
mc_part(h, 8, 0, 4, 8 << pixel_shift, dest_y, dest_cb, dest_cr, 0, 4,
qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],
&weight_op[1], &weight_avg[1],
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1),
pixel_shift);
}else if(IS_8X16(mb_type)){
mc_part(h, 0, 0, 8, 8*h->mb_linesize, dest_y, dest_cb, dest_cr, 0, 0,
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],
&weight_op[2], &weight_avg[2],
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1),
pixel_shift);
mc_part(h, 4, 0, 8, 8*h->mb_linesize, dest_y, dest_cb, dest_cr, 4, 0,
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],
&weight_op[2], &weight_avg[2],
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1),
pixel_shift);
}else{
int i;
@ -692,25 +701,30 @@ static void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t
mc_part(h, n, 1, 4, 0, dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],
&weight_op[3], &weight_avg[3],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
}else if(IS_SUB_8X4(sub_mb_type)){
mc_part(h, n , 0, 2, (4<<h->pixel_shift), dest_y, dest_cb, dest_cr, x_offset, y_offset,
mc_part(h, n , 0, 2, 4 << pixel_shift, dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],
&weight_op[4], &weight_avg[4],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
mc_part(h, n+2, 0, 2, (4<<h->pixel_shift), dest_y, dest_cb, dest_cr, x_offset, y_offset+2,
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
mc_part(h, n+2, 0, 2, 4 << pixel_shift, dest_y, dest_cb, dest_cr, x_offset, y_offset+2,
qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],
&weight_op[4], &weight_avg[4],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
}else if(IS_SUB_4X8(sub_mb_type)){
mc_part(h, n , 0, 4, 4*h->mb_linesize, dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],
&weight_op[5], &weight_avg[5],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
mc_part(h, n+1, 0, 4, 4*h->mb_linesize, dest_y, dest_cb, dest_cr, x_offset+2, y_offset,
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],
&weight_op[5], &weight_avg[5],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
}else{
int j;
assert(IS_SUB_4X4(sub_mb_type));
@ -720,15 +734,32 @@ static void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t
mc_part(h, n+j, 1, 2, 0, dest_y, dest_cb, dest_cr, sub_x_offset, sub_y_offset,
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],
&weight_op[6], &weight_avg[6],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1),
pixel_shift);
}
}
}
}
prefetch_motion(h, 1);
prefetch_motion(h, 1, pixel_shift);
}
#define hl_motion_fn(sh, bits) \
static av_always_inline void hl_motion_ ## bits(H264Context *h, \
uint8_t *dest_y, \
uint8_t *dest_cb, uint8_t *dest_cr, \
qpel_mc_func (*qpix_put)[16], \
h264_chroma_mc_func (*chroma_put), \
qpel_mc_func (*qpix_avg)[16], \
h264_chroma_mc_func (*chroma_avg), \
h264_weight_func *weight_op, \
h264_biweight_func *weight_avg) \
{ \
hl_motion(h, dest_y, dest_cb, dest_cr, qpix_put, chroma_put, \
qpix_avg, chroma_avg, weight_op, weight_avg, sh); \
}
hl_motion_fn(0, 8);
hl_motion_fn(1, 16);
static void free_tables(H264Context *h, int free_rbsp){
int i;
@ -1002,7 +1033,6 @@ av_cold int ff_h264_decode_init(AVCodecContext *avctx){
ff_h264_decode_init_vlc();
h->sps.bit_depth_luma = avctx->bits_per_raw_sample = 8;
h->pixel_shift = 0;
h->sps.bit_depth_luma = avctx->bits_per_raw_sample = 8;
@ -1030,7 +1060,6 @@ av_cold int ff_h264_decode_init(AVCodecContext *avctx){
return 0;
}
#define IN_RANGE(a, b, size) (((a) >= (b)) && ((a) < ((b)+(size))))
static void copy_picture_range(Picture **to, Picture **from, int count, MpegEncContext *new_base, MpegEncContext *old_base)
{
@ -1708,10 +1737,18 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
if(h->deblocking_filter)
xchg_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 0, simple, pixel_shift);
}else if(is_h264){
hl_motion(h, dest_y, dest_cb, dest_cr,
s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
h->h264dsp.weight_h264_pixels_tab, h->h264dsp.biweight_h264_pixels_tab);
if (pixel_shift) {
hl_motion_16(h, dest_y, dest_cb, dest_cr,
s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
h->h264dsp.weight_h264_pixels_tab,
h->h264dsp.biweight_h264_pixels_tab);
} else
hl_motion_8(h, dest_y, dest_cb, dest_cr,
s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
h->h264dsp.weight_h264_pixels_tab,
h->h264dsp.biweight_h264_pixels_tab);
}

Write Preview
Loading…
Cancel
Save