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synced 2024-08-14 21:35:06 +02:00
Use overlap filter instead of loop filter.
Originally committed as revision 5685 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -825,24 +825,10 @@ static void vc1_inv_trans(DCTELEM block[64], int M, int N)
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}
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}
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/** Apply overlap transform
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/** Apply overlap transform to vertical edge
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* @todo optimize
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* @todo move to DSPContext
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*/
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static void vc1_overlap_block(MpegEncContext *s, DCTELEM block[64], int n, int do_hor, int do_vert)
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{
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int i;
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if(do_hor) { //TODO
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}
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if(do_vert) { //TODO
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}
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for(i = 0; i < 64; i++)
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block[i] += 128;
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}
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static void vc1_v_overlap(uint8_t* src, int stride)
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{
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int i;
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@ -861,6 +847,10 @@ static void vc1_v_overlap(uint8_t* src, int stride)
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}
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}
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/** Apply overlap transform to horizontal edge
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* @todo optimize
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* @todo move to DSPContext
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*/
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static void vc1_h_overlap(uint8_t* src, int stride)
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{
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int i;
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@ -2450,9 +2440,9 @@ static int vc1_decode_p_mb(VC1Context *v, DCTELEM block[6][64])
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/* TODO: proper loop filtering */
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if(v->pq >= 9 && v->overlap) {
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if(v->a_avail)
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s->dsp.h263_v_loop_filter(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2), s->y_dc_scale);
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vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
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if(v->c_avail)
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s->dsp.h263_h_loop_filter(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2), s->y_dc_scale);
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vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
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}
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} else if(val) {
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vc1_decode_p_block(v, block[i], i, mquant, ttmb, first_block);
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@ -2546,9 +2536,9 @@ static int vc1_decode_p_mb(VC1Context *v, DCTELEM block[6][64])
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/* TODO: proper loop filtering */
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if(v->pq >= 9 && v->overlap) {
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if(v->a_avail)
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s->dsp.h263_v_loop_filter(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2), s->y_dc_scale);
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vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
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if(v->c_avail)
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s->dsp.h263_h_loop_filter(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2), s->y_dc_scale);
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vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2));
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}
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} else if(is_coded[i]) {
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status = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block);
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@ -2582,7 +2572,7 @@ static int vc1_decode_p_mb(VC1Context *v, DCTELEM block[6][64])
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*/
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static void vc1_decode_i_blocks(VC1Context *v)
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{
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int k;
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int k, j;
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MpegEncContext *s = &v->s;
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int cbp, val;
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uint8_t *coded_val;
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@ -2649,28 +2639,28 @@ static void vc1_decode_i_blocks(VC1Context *v)
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vc1_inv_trans(s->block[k], 8, 8);
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if(v->pq >= 9 && v->overlap) {
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vc1_overlap_block(s, s->block[k], k, (s->mb_y || k>1), (s->mb_x || (k != 0 && k != 2)));
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for(j = 0; j < 64; j++) s->block[k][j] += 128;
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}
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}
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vc1_put_block(v, s->block);
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if(v->pq >= 9 && v->overlap) { /* XXX: do proper overlapping insted of loop filter */
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if(s->mb_y) {
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s->dsp.h263_v_loop_filter(s->dest[0], s->linesize, s->y_dc_scale);
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s->dsp.h263_v_loop_filter(s->dest[0] + 8, s->linesize, s->y_dc_scale);
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s->dsp.h263_v_loop_filter(s->dest[1], s->uvlinesize, s->y_dc_scale);
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s->dsp.h263_v_loop_filter(s->dest[2], s->uvlinesize, s->y_dc_scale);
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if(!s->first_slice_line) {
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vc1_v_overlap(s->dest[0], s->linesize);
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vc1_v_overlap(s->dest[0] + 8, s->linesize);
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vc1_v_overlap(s->dest[1], s->uvlinesize);
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vc1_v_overlap(s->dest[2], s->uvlinesize);
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}
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s->dsp.h263_v_loop_filter(s->dest[0] + 8 * s->linesize, s->linesize, s->y_dc_scale);
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s->dsp.h263_v_loop_filter(s->dest[0] + 8 * s->linesize + 8, s->linesize, s->y_dc_scale);
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vc1_v_overlap(s->dest[0] + 8 * s->linesize, s->linesize);
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vc1_v_overlap(s->dest[0] + 8 * s->linesize + 8, s->linesize);
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if(s->mb_x) {
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s->dsp.h263_h_loop_filter(s->dest[0], s->linesize, s->y_dc_scale);
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s->dsp.h263_h_loop_filter(s->dest[0] + 8 * s->linesize, s->linesize, s->y_dc_scale);
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s->dsp.h263_h_loop_filter(s->dest[1], s->uvlinesize, s->y_dc_scale);
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s->dsp.h263_h_loop_filter(s->dest[2], s->uvlinesize, s->y_dc_scale);
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vc1_h_overlap(s->dest[0], s->linesize);
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vc1_h_overlap(s->dest[0] + 8 * s->linesize, s->linesize);
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vc1_h_overlap(s->dest[1], s->uvlinesize);
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vc1_h_overlap(s->dest[2], s->uvlinesize);
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}
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s->dsp.h263_h_loop_filter(s->dest[0] + 8, s->linesize, s->y_dc_scale);
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s->dsp.h263_h_loop_filter(s->dest[0] + 8 * s->linesize + 8, s->linesize, s->y_dc_scale);
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vc1_h_overlap(s->dest[0] + 8, s->linesize);
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vc1_h_overlap(s->dest[0] + 8 * s->linesize + 8, s->linesize);
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}
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if(get_bits_count(&s->gb) > v->bits) {
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