mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
rv34: Intra 16x16 handling
Extract processing of intra 16x16 blocks from intra macroblock processing. Also implement a function performing inverse transform and block reconstruction for DC-only blocks in 1 pass instead of 2.
This commit is contained in:
Christophe GISQUET
Janne Grunau
parent
3eeb755763
commit
d78062386e
@ -982,15 +982,6 @@ static void rv34_pred_4x4_block(RV34DecContext *r, uint8_t *dst, int stride, int
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r->h.pred4x4[itype](dst, prev, stride);
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}
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/** add_pixels_clamped for 4x4 block */
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static void rv34_add_4x4_block(uint8_t *dst, int stride, DCTELEM block[64], int off)
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{
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int x, y;
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for(y = 0; y < 4; y++)
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for(x = 0; x < 4; x++)
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dst[x + y*stride] = av_clip_uint8(dst[x + y*stride] + block[off + x+y*8]);
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}
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static inline int adjust_pred16(int itype, int up, int left)
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{
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if(!up && !left)
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@ -1007,15 +998,20 @@ static inline int adjust_pred16(int itype, int up, int left)
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return itype;
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}
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static void rv34_output_macroblock(RV34DecContext *r, int8_t *intra_types, int cbp, int is16)
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static void rv34_output_i16x16(RV34DecContext *r, int8_t *intra_types, int cbp)
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{
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LOCAL_ALIGNED_16(DCTELEM, block16, [64]);
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MpegEncContext *s = &r->s;
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DSPContext *dsp = &s->dsp;
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int i, j;
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uint8_t *Y, *U, *V;
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int itype;
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GetBitContext *gb = &s->gb;
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int q_dc = rv34_qscale_tab[ r->luma_dc_quant_i[s->qscale] ],
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q_ac = rv34_qscale_tab[s->qscale];
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uint8_t *dst = s->dest[0];
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DCTELEM *ptr = s->block[0];
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int avail[6*8] = {0};
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int idx;
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int i, j, itype, has_ac;
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memset(block16, 0, 64 * sizeof(*block16));
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// Set neighbour information.
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if(r->avail_cache[1])
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@ -1031,52 +1027,142 @@ static void rv34_output_macroblock(RV34DecContext *r, int8_t *intra_types, int c
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if(r->avail_cache[9])
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avail[24] = avail[32] = 1;
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Y = s->dest[0];
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U = s->dest[1];
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V = s->dest[2];
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if(!is16){
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for(j = 0; j < 4; j++){
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idx = 9 + j*8;
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for(i = 0; i < 4; i++, cbp >>= 1, Y += 4, idx++){
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rv34_pred_4x4_block(r, Y, s->linesize, ittrans[intra_types[i]], avail[idx-8], avail[idx-1], avail[idx+7], avail[idx-7]);
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avail[idx] = 1;
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if(cbp & 1)
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rv34_add_4x4_block(Y, s->linesize, s->block[(i>>1)+(j&2)], (i&1)*4+(j&1)*32);
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}
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Y += s->linesize * 4 - 4*4;
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intra_types += r->intra_types_stride;
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}
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intra_types -= r->intra_types_stride * 4;
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fill_rectangle(r->avail_cache + 6, 2, 2, 4, 0, 4);
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for(j = 0; j < 2; j++){
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idx = 6 + j*4;
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for(i = 0; i < 2; i++, cbp >>= 1, idx++){
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rv34_pred_4x4_block(r, U + i*4 + j*4*s->uvlinesize, s->uvlinesize, ittrans[intra_types[i*2+j*2*r->intra_types_stride]], r->avail_cache[idx-4], r->avail_cache[idx-1], !i && !j, r->avail_cache[idx-3]);
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rv34_pred_4x4_block(r, V + i*4 + j*4*s->uvlinesize, s->uvlinesize, ittrans[intra_types[i*2+j*2*r->intra_types_stride]], r->avail_cache[idx-4], r->avail_cache[idx-1], !i && !j, r->avail_cache[idx-3]);
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r->avail_cache[idx] = 1;
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if(cbp & 0x01)
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rv34_add_4x4_block(U + i*4 + j*4*s->uvlinesize, s->uvlinesize, s->block[4], i*4+j*32);
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if(cbp & 0x10)
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rv34_add_4x4_block(V + i*4 + j*4*s->uvlinesize, s->uvlinesize, s->block[5], i*4+j*32);
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}
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}
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}else{
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has_ac = rv34_decode_block(block16, gb, r->cur_vlcs, 3, 0, q_dc, q_dc, q_ac);
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if(has_ac)
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r->rdsp.rv34_inv_transform_tab[1](block16);
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else
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r->rdsp.rv34_inv_transform_dc_tab[1](block16);
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itype = ittrans16[intra_types[0]];
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itype = adjust_pred16(itype, r->avail_cache[6-4], r->avail_cache[6-1]);
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r->h.pred16x16[itype](Y, s->linesize);
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dsp->add_pixels_clamped(s->block[0], Y, s->linesize);
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dsp->add_pixels_clamped(s->block[1], Y + 8, s->linesize);
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Y += s->linesize * 8;
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dsp->add_pixels_clamped(s->block[2], Y, s->linesize);
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dsp->add_pixels_clamped(s->block[3], Y + 8, s->linesize);
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r->h.pred16x16[itype](dst, s->linesize);
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dsp->clear_block(ptr);
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for(j = 0; j < 4; j++){
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for(i = 0; i < 4; i++, cbp >>= 1){
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int dc = block16[i + j*8];
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if(cbp & 1){
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->luma_vlc, 0, q_ac, q_ac, q_ac);
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}else
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has_ac = 0;
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if(has_ac){
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ptr[0] = dc;
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r->rdsp.rv34_idct_add(dst+4*i, s->linesize, ptr);
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dsp->clear_block(ptr);
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}else
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r->rdsp.rv34_idct_dc_add(dst+4*i, s->linesize, dc);
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}
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dst += 4*s->linesize;
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}
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itype = ittrans16[intra_types[0]];
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if(itype == PLANE_PRED8x8) itype = DC_PRED8x8;
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itype = adjust_pred16(itype, r->avail_cache[6-4], r->avail_cache[6-1]);
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r->h.pred8x8[itype](U, s->uvlinesize);
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dsp->add_pixels_clamped(s->block[4], U, s->uvlinesize);
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r->h.pred8x8[itype](V, s->uvlinesize);
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dsp->add_pixels_clamped(s->block[5], V, s->uvlinesize);
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q_dc = rv34_qscale_tab[rv34_chroma_quant[1][s->qscale]];
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q_ac = rv34_qscale_tab[rv34_chroma_quant[0][s->qscale]];
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for(j = 1; j < 3; j++){
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dst = s->dest[j];
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r->h.pred8x8[itype](dst, s->uvlinesize);
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for(i = 0; i < 4; i++, cbp >>= 1){
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uint8_t *pdst;
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if(!(cbp & 1)) continue;
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pdst = dst + (i&1)*4 + (i&2)*2*s->uvlinesize;
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->chroma_vlc, 1, q_dc, q_ac, q_ac);
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if(has_ac){
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r->rdsp.rv34_idct_add(pdst, s->uvlinesize, ptr);
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dsp->clear_block(ptr);
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}else{
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r->rdsp.rv34_idct_dc_add(pdst, s->uvlinesize, ptr[0]);
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ptr[0] = 0;
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}
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}
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}
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}
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static void rv34_output_intra(RV34DecContext *r, int8_t *intra_types, int cbp)
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{
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MpegEncContext *s = &r->s;
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DSPContext *dsp = &s->dsp;
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GetBitContext *gb = &s->gb;
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DCTELEM *ptr = s->block[0];
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uint8_t *dst = s->dest[0];
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int avail[6*8] = {0};
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int i, j, k;
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int idx, has_ac;
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int q_ac, q_dc;
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// Set neighbour information.
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if(r->avail_cache[1])
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avail[0] = 1;
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if(r->avail_cache[2])
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avail[1] = avail[2] = 1;
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if(r->avail_cache[3])
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avail[3] = avail[4] = 1;
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if(r->avail_cache[4])
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avail[5] = 1;
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if(r->avail_cache[5])
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avail[8] = avail[16] = 1;
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if(r->avail_cache[9])
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avail[24] = avail[32] = 1;
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q_ac = rv34_qscale_tab[s->qscale];
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for(j = 0; j < 4; j++){
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idx = 9 + j*8;
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for(i = 0; i < 4; i++, cbp >>= 1, dst += 4, idx++){
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rv34_pred_4x4_block(r, dst, s->linesize, ittrans[intra_types[i]], avail[idx-8], avail[idx-1], avail[idx+7], avail[idx-7]);
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avail[idx] = 1;
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if(!(cbp & 1)) continue;
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->luma_vlc, 0, q_ac, q_ac, q_ac);
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if(has_ac){
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r->rdsp.rv34_idct_add(dst, s->linesize, ptr);
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dsp->clear_block(ptr);
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}else{
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r->rdsp.rv34_idct_dc_add(dst, s->linesize, ptr[0]);
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ptr[0] = 0;
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}
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}
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dst += s->linesize * 4 - 4*4;
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intra_types += r->intra_types_stride;
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}
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intra_types -= r->intra_types_stride * 4;
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q_dc = rv34_qscale_tab[rv34_chroma_quant[1][s->qscale]];
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q_ac = rv34_qscale_tab[rv34_chroma_quant[0][s->qscale]];
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for(k = 0; k < 2; k++){
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dst = s->dest[1+k];
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fill_rectangle(r->avail_cache + 6, 2, 2, 4, 0, 4);
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for(j = 0; j < 2; j++){
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int* acache = r->avail_cache + 6 + j*4;
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for(i = 0; i < 2; i++, cbp >>= 1, acache++){
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int itype = ittrans[intra_types[i*2+j*2*r->intra_types_stride]];
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rv34_pred_4x4_block(r, dst+4*i, s->uvlinesize, itype, acache[-4], acache[-1], !i && !j, acache[-3]);
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acache[0] = 1;
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if(!(cbp&1)) continue;
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->chroma_vlc, 1, q_dc, q_ac, q_ac);
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if(has_ac){
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r->rdsp.rv34_idct_add(dst + 4*i, s->uvlinesize, ptr);
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dsp->clear_block(ptr);
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}
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else {
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r->rdsp.rv34_idct_dc_add(dst + 4*i, s->uvlinesize, ptr[0]);
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ptr[0] = 0;
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}
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}
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dst += 4*s->uvlinesize;
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}
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}
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}
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@ -1185,6 +1271,12 @@ static int rv34_decode_inter_macroblock(RV34DecContext *r, int8_t *intra_types)
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if(cbp == -1)
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return -1;
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if (IS_INTRA(s->current_picture_ptr->f.mb_type[mb_pos])){
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if(r->is16) rv34_output_i16x16(r, intra_types, cbp);
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else rv34_output_intra(r, intra_types, cbp);
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return 0;
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}
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if(r->is16){
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int luma_dc_quant = r->block_type == RV34_MB_P_MIX16x16
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? r->luma_dc_quant_p[s->qscale]
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@ -1243,9 +1335,6 @@ static int rv34_decode_inter_macroblock(RV34DecContext *r, int8_t *intra_types)
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else
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r->rdsp.rv34_inv_transform_dc_tab[0](ptr);
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}
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if (IS_INTRA(s->current_picture_ptr->f.mb_type[mb_pos]))
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rv34_output_macroblock(r, intra_types, cbp2, r->is16);
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else
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rv34_apply_differences(r, cbp2);
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return 0;
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@ -1254,12 +1343,7 @@ static int rv34_decode_inter_macroblock(RV34DecContext *r, int8_t *intra_types)
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static int rv34_decode_intra_macroblock(RV34DecContext *r, int8_t *intra_types)
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{
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MpegEncContext *s = &r->s;
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GetBitContext *gb = &s->gb;
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int cbp, cbp2;
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int q_dc, q_ac, has_ac;
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int i, blknum, blkoff;
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LOCAL_ALIGNED_16(DCTELEM, block16, [64]);
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int dist;
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int cbp, dist;
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int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
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// Calculate which neighbours are available. Maybe it's worth optimizing too.
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@ -1278,7 +1362,7 @@ static int rv34_decode_intra_macroblock(RV34DecContext *r, int8_t *intra_types)
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r->avail_cache[1] = s->current_picture_ptr->f.mb_type[mb_pos - s->mb_stride - 1];
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s->qscale = r->si.quant;
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cbp = cbp2 = rv34_decode_intra_mb_header(r, intra_types);
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cbp = rv34_decode_intra_mb_header(r, intra_types);
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r->cbp_luma [mb_pos] = cbp;
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r->cbp_chroma[mb_pos] = cbp >> 16;
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r->deblock_coefs[mb_pos] = 0xFFFF;
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@ -1288,64 +1372,11 @@ static int rv34_decode_intra_macroblock(RV34DecContext *r, int8_t *intra_types)
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return -1;
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if(r->is16){
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int luma_dc_quant = r->block_type == RV34_MB_P_MIX16x16
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? r->luma_dc_quant_p[s->qscale]
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: r->luma_dc_quant_i[s->qscale];
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q_dc = rv34_qscale_tab[luma_dc_quant];
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q_ac = rv34_qscale_tab[s->qscale];
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s->dsp.clear_block(block16);
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if (rv34_decode_block(block16, gb, r->cur_vlcs, 3, 0, q_dc, q_dc, q_ac))
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r->rdsp.rv34_inv_transform_tab[1](block16);
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else
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r->rdsp.rv34_inv_transform_dc_tab[1](block16);
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q_ac = rv34_qscale_tab[s->qscale];
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for(i = 0; i < 16; i++, cbp >>= 1){
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DCTELEM *ptr;
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blknum = ((i & 2) >> 1) + ((i & 8) >> 2);
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blkoff = ((i & 1) << 2) + ((i & 4) << 3);
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ptr = s->block[blknum] + blkoff;
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if(cbp & 1)
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->luma_vlc, 0, q_ac, q_ac, q_ac);
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else
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has_ac = 0;
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ptr[0] = block16[(i & 3) | ((i & 0xC) << 1)];
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if(has_ac)
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r->rdsp.rv34_inv_transform_tab[0](ptr);
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else
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r->rdsp.rv34_inv_transform_dc_tab[0](ptr);
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}
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}else{
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q_ac = rv34_qscale_tab[s->qscale];
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for(i = 0; i < 16; i++, cbp >>= 1){
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DCTELEM *ptr;
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if(!(cbp & 1)) continue;
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blknum = ((i & 2) >> 1) + ((i & 8) >> 2);
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blkoff = ((i & 1) << 2) + ((i & 4) << 3);
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ptr = s->block[blknum] + blkoff;
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has_ac = rv34_decode_block(ptr, gb, r->cur_vlcs, r->luma_vlc, 0, q_ac, q_ac, q_ac);
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if(has_ac)
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r->rdsp.rv34_inv_transform_tab[0](ptr);
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else
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r->rdsp.rv34_inv_transform_dc_tab[0](ptr);
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}
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rv34_output_i16x16(r, intra_types, cbp);
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return 0;
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}
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q_dc = rv34_qscale_tab[rv34_chroma_quant[1][s->qscale]];
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q_ac = rv34_qscale_tab[rv34_chroma_quant[0][s->qscale]];
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for(; i < 24; i++, cbp >>= 1){
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DCTELEM *ptr;
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if(!(cbp & 1)) continue;
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blknum = ((i & 4) >> 2) + 4;
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blkoff = ((i & 1) << 2) + ((i & 2) << 4);
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ptr = s->block[blknum] + blkoff;
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if (rv34_decode_block(ptr, gb, r->cur_vlcs, r->chroma_vlc, 1, q_dc, q_ac, q_ac))
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r->rdsp.rv34_inv_transform_tab[0](ptr);
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else
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r->rdsp.rv34_inv_transform_dc_tab[0](ptr);
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}
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rv34_output_macroblock(r, intra_types, cbp2, r->is16);
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rv34_output_intra(r, intra_types, cbp);
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return 0;
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}
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@ -32,7 +32,7 @@
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* @{
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*/
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static av_always_inline void rv34_row_transform(int temp[16], DCTELEM *block)
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static av_always_inline void rv34_row_transform(int temp[16], const DCTELEM *block)
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{
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int i;
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@ -72,6 +72,32 @@ static void rv34_inv_transform_c(DCTELEM *block){
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}
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}
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/**
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* Real Video 3.0/4.0 inverse transform + sample reconstruction
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* Code is almost the same as in SVQ3, only scaling is different.
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*/
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static void rv34_idct_add_c(uint8_t *dst, int stride, const DCTELEM *block){
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int temp[16];
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uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
|
||||
int i;
|
||||
|
||||
rv34_row_transform(temp, block);
|
||||
|
||||
for(i = 0; i < 4; i++){
|
||||
const int z0 = 13*(temp[4*0+i] + temp[4*2+i]) + 0x200;
|
||||
const int z1 = 13*(temp[4*0+i] - temp[4*2+i]) + 0x200;
|
||||
const int z2 = 7* temp[4*1+i] - 17*temp[4*3+i];
|
||||
const int z3 = 17* temp[4*1+i] + 7*temp[4*3+i];
|
||||
|
||||
dst[0] = cm[ dst[0] + ( (z0 + z3) >> 10 ) ];
|
||||
dst[1] = cm[ dst[1] + ( (z1 + z2) >> 10 ) ];
|
||||
dst[2] = cm[ dst[2] + ( (z1 - z2) >> 10 ) ];
|
||||
dst[3] = cm[ dst[3] + ( (z0 - z3) >> 10 ) ];
|
||||
|
||||
dst += stride;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* RealVideo 3.0/4.0 inverse transform for DC block
|
||||
*
|
||||
@ -97,6 +123,22 @@ static void rv34_inv_transform_noround_c(DCTELEM *block){
|
||||
}
|
||||
}
|
||||
|
||||
static void rv34_idct_dc_add_c(uint8_t *dst, int stride, int dc)
|
||||
{
|
||||
const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
|
||||
int i, j;
|
||||
|
||||
cm += (13*13*dc + 0x200) >> 10;
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
{
|
||||
for (j = 0; j < 4; j++)
|
||||
dst[j] = cm[ dst[j] ];
|
||||
|
||||
dst += stride;
|
||||
}
|
||||
}
|
||||
|
||||
static void rv34_inv_transform_dc_c(DCTELEM *block)
|
||||
{
|
||||
DCTELEM dc = (13 * 13 * block[0] + 0x200) >> 10;
|
||||
@ -126,6 +168,9 @@ av_cold void ff_rv34dsp_init(RV34DSPContext *c, DSPContext* dsp) {
|
||||
c->rv34_inv_transform_dc_tab[0] = rv34_inv_transform_dc_c;
|
||||
c->rv34_inv_transform_dc_tab[1] = rv34_inv_transform_dc_noround_c;
|
||||
|
||||
c->rv34_idct_add = rv34_idct_add_c;
|
||||
c->rv34_idct_dc_add = rv34_idct_dc_add_c;
|
||||
|
||||
if (HAVE_NEON)
|
||||
ff_rv34dsp_init_neon(c, dsp);
|
||||
if (HAVE_MMX)
|
||||
|
||||
@ -36,6 +36,11 @@ typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
|
||||
|
||||
typedef void (*rv34_inv_transform_func)(DCTELEM *block);
|
||||
|
||||
typedef void (*rv34_idct_add_func)(uint8_t *dst, int stride,
|
||||
const DCTELEM *block);
|
||||
typedef void (*rv34_idct_dc_add_func)(uint8_t *dst, int stride,
|
||||
int dc);
|
||||
|
||||
typedef void (*rv40_weak_loop_filter_func)(uint8_t *src, int stride,
|
||||
int filter_p1, int filter_q1,
|
||||
int alpha, int beta,
|
||||
@ -57,6 +62,8 @@ typedef struct RV34DSPContext {
|
||||
rv40_weight_func rv40_weight_pixels_tab[2];
|
||||
rv34_inv_transform_func rv34_inv_transform_tab[2];
|
||||
void (*rv34_inv_transform_dc_tab[2])(DCTELEM *block);
|
||||
rv34_idct_add_func rv34_idct_add;
|
||||
rv34_idct_dc_add_func rv34_idct_dc_add;
|
||||
rv40_weak_loop_filter_func rv40_weak_loop_filter[2];
|
||||
rv40_strong_loop_filter_func rv40_strong_loop_filter[2];
|
||||
rv40_loop_filter_strength_func rv40_loop_filter_strength[2];
|
||||
|
||||
@ -35,21 +35,84 @@ SECTION .text
|
||||
sar %1, 10
|
||||
%endmacro
|
||||
|
||||
%macro rv34_idct_dequant4x4_dc 1
|
||||
cglobal rv34_idct_dequant4x4_%1_mmx2, 1, 2, 0
|
||||
%macro rv34_idct 1
|
||||
cglobal rv34_idct_%1_mmx2, 1, 2, 0
|
||||
movsx r1, word [r0]
|
||||
IDCT_DC r1
|
||||
movd mm0, r1
|
||||
pshufw mm0, mm0, 0
|
||||
movq [r0+ 0], mm0
|
||||
movq [r0+16], mm0
|
||||
movq [r0+32], mm0
|
||||
movq [r0+48], mm0
|
||||
movd m0, r1
|
||||
pshufw m0, m0, 0
|
||||
movq [r0+ 0], m0
|
||||
movq [r0+16], m0
|
||||
movq [r0+32], m0
|
||||
movq [r0+48], m0
|
||||
REP_RET
|
||||
%endmacro
|
||||
|
||||
INIT_MMX
|
||||
%define IDCT_DC IDCT_DC_ROUND
|
||||
rv34_idct_dequant4x4_dc dc
|
||||
rv34_idct dc
|
||||
%define IDCT_DC IDCT_DC_NOROUND
|
||||
rv34_idct_dequant4x4_dc dc_noround
|
||||
rv34_idct dc_noround
|
||||
|
||||
; ff_rv34_idct_dc_add_mmx(uint8_t *dst, int stride, int dc);
|
||||
cglobal rv34_idct_dc_add_mmx, 3, 3
|
||||
; calculate DC
|
||||
IDCT_DC_ROUND r2
|
||||
pxor m1, m1
|
||||
movd m0, r2
|
||||
psubw m1, m0
|
||||
packuswb m0, m0
|
||||
packuswb m1, m1
|
||||
punpcklbw m0, m0
|
||||
punpcklbw m1, m1
|
||||
punpcklwd m0, m0
|
||||
punpcklwd m1, m1
|
||||
|
||||
; add DC
|
||||
lea r2, [r0+r1*2]
|
||||
movh m2, [r0]
|
||||
movh m3, [r0+r1]
|
||||
movh m4, [r2]
|
||||
movh m5, [r2+r1]
|
||||
paddusb m2, m0
|
||||
paddusb m3, m0
|
||||
paddusb m4, m0
|
||||
paddusb m5, m0
|
||||
psubusb m2, m1
|
||||
psubusb m3, m1
|
||||
psubusb m4, m1
|
||||
psubusb m5, m1
|
||||
movh [r0], m2
|
||||
movh [r0+r1], m3
|
||||
movh [r2], m4
|
||||
movh [r2+r1], m5
|
||||
RET
|
||||
|
||||
; ff_rv34_idct_dc_add_sse4(uint8_t *dst, int stride, int dc);
|
||||
INIT_XMM
|
||||
cglobal rv34_idct_dc_add_sse4, 3, 3, 6
|
||||
; load data
|
||||
IDCT_DC_ROUND r2
|
||||
pxor m1, m1
|
||||
|
||||
; calculate DC
|
||||
movd m0, r2
|
||||
lea r2, [r0+r1*2]
|
||||
movd m2, [r0]
|
||||
movd m3, [r0+r1]
|
||||
pshuflw m0, m0, 0
|
||||
movd m4, [r2]
|
||||
movd m5, [r2+r1]
|
||||
punpcklqdq m0, m0
|
||||
punpckldq m2, m3
|
||||
punpckldq m4, m5
|
||||
punpcklbw m2, m1
|
||||
punpcklbw m4, m1
|
||||
paddw m2, m0
|
||||
paddw m4, m0
|
||||
packuswb m2, m4
|
||||
movd [r0], m2
|
||||
pextrd [r0+r1], m2, 1
|
||||
pextrd [r2], m2, 2
|
||||
pextrd [r2+r1], m2, 3
|
||||
RET
|
||||
|
||||
@ -24,17 +24,23 @@
|
||||
#include "libavcodec/dsputil.h"
|
||||
#include "libavcodec/rv34dsp.h"
|
||||
|
||||
void ff_rv34_idct_dequant4x4_dc_mmx2(DCTELEM *block);
|
||||
void ff_rv34_idct_dequant4x4_dc_noround_mmx2(DCTELEM *block);
|
||||
void ff_rv34_idct_dc_mmx2(DCTELEM *block);
|
||||
void ff_rv34_idct_dc_noround_mmx2(DCTELEM *block);
|
||||
void ff_rv34_idct_dc_add_mmx(uint8_t *dst, int stride, int dc);
|
||||
void ff_rv34_idct_dc_add_sse4(uint8_t *dst, int stride, int dc);
|
||||
|
||||
av_cold void ff_rv34dsp_init_x86(RV34DSPContext* c, DSPContext *dsp)
|
||||
{
|
||||
#if HAVE_YASM
|
||||
int mm_flags = av_get_cpu_flags();
|
||||
|
||||
if (mm_flags & AV_CPU_FLAG_MMX)
|
||||
c->rv34_idct_dc_add = ff_rv34_idct_dc_add_mmx;
|
||||
if (mm_flags & AV_CPU_FLAG_MMX2) {
|
||||
c->rv34_inv_transform_dc_tab[0] = ff_rv34_idct_dequant4x4_dc_mmx2;
|
||||
c->rv34_inv_transform_dc_tab[1] = ff_rv34_idct_dequant4x4_dc_noround_mmx2;
|
||||
c->rv34_inv_transform_dc_tab[0] = ff_rv34_idct_dc_mmx2;
|
||||
c->rv34_inv_transform_dc_tab[1] = ff_rv34_idct_dc_noround_mmx2;
|
||||
}
|
||||
if (mm_flags & AV_CPU_FLAG_SSE4)
|
||||
c->rv34_idct_dc_add = ff_rv34_idct_dc_add_sse4;
|
||||
#endif
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user