#include "vc1.h"
#include "vc1dsp.h"
-void ff_vc1_loop_filter_iblk(VC1Context *v, int pq)
-{
- MpegEncContext *s = &v->s;
- int j;
- if (!s->first_slice_line) {
- v->vc1dsp.vc1_v_loop_filter16(s->dest[0], s->linesize, pq);
- if (s->mb_x)
- v->vc1dsp.vc1_h_loop_filter16(s->dest[0] - 16 * s->linesize, s->linesize, pq);
- v->vc1dsp.vc1_h_loop_filter16(s->dest[0] - 16 * s->linesize + 8, s->linesize, pq);
- if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
- for (j = 0; j < 2; j++) {
- v->vc1dsp.vc1_v_loop_filter8(s->dest[j + 1], s->uvlinesize, pq);
- if (s->mb_x)
- v->vc1dsp.vc1_h_loop_filter8(s->dest[j + 1] - 8 * s->uvlinesize, s->uvlinesize, pq);
- }
- }
- v->vc1dsp.vc1_v_loop_filter16(s->dest[0] + 8 * s->linesize, s->linesize, pq);
-
- if (s->mb_y == s->end_mb_y - 1) {
- if (s->mb_x) {
- v->vc1dsp.vc1_h_loop_filter16(s->dest[0], s->linesize, pq);
- if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
- v->vc1dsp.vc1_h_loop_filter8(s->dest[1], s->uvlinesize, pq);
- v->vc1dsp.vc1_h_loop_filter8(s->dest[2], s->uvlinesize, pq);
- }
- }
- v->vc1dsp.vc1_h_loop_filter16(s->dest[0] + 8, s->linesize, pq);
- }
-}
-
static av_always_inline void vc1_h_overlap_filter(VC1Context *v, int16_t (*left_block)[64],
- int16_t (*right_block)[64], int block_num)
+ int16_t (*right_block)[64], int left_fieldtx,
+ int right_fieldtx, int block_num)
{
- if (block_num > 3)
- v->vc1dsp.vc1_h_s_overlap(left_block[block_num], right_block[block_num]);
- else if (block_num & 1)
- v->vc1dsp.vc1_h_s_overlap(right_block[block_num - 1], right_block[block_num]);
- else
- v->vc1dsp.vc1_h_s_overlap(left_block[block_num + 1], right_block[block_num]);
+ switch (block_num) {
+ case 0:
+ v->vc1dsp.vc1_h_s_overlap(left_block[2],
+ right_block[0],
+ left_fieldtx ^ right_fieldtx ? 16 - 8 * left_fieldtx : 8,
+ left_fieldtx ^ right_fieldtx ? 16 - 8 * right_fieldtx : 8,
+ left_fieldtx || right_fieldtx ? 0 : 1);
+ break;
+
+ case 1:
+ v->vc1dsp.vc1_h_s_overlap(right_block[0],
+ right_block[2],
+ 8,
+ 8,
+ right_fieldtx ? 0 : 1);
+ break;
+
+ case 2:
+ v->vc1dsp.vc1_h_s_overlap(!left_fieldtx && right_fieldtx ? left_block[2] + 8 : left_block[3],
+ left_fieldtx && !right_fieldtx ? right_block[0] + 8 : right_block[1],
+ left_fieldtx ^ right_fieldtx ? 16 - 8 * left_fieldtx : 8,
+ left_fieldtx ^ right_fieldtx ? 16 - 8 * right_fieldtx : 8,
+ left_fieldtx || right_fieldtx ? 2 : 1);
+ break;
+
+ case 3:
+ v->vc1dsp.vc1_h_s_overlap(right_block[1],
+ right_block[3],
+ 8,
+ 8,
+ right_fieldtx ? 2 : 1);
+ break;
+
+ case 4:
+ case 5:
+ v->vc1dsp.vc1_h_s_overlap(left_block[block_num], right_block[block_num], 8, 8, 1);
+ break;
+ }
}
static av_always_inline void vc1_v_overlap_filter(VC1Context *v, int16_t (*top_block)[64],
int16_t (*bottom_block)[64], int block_num)
{
- if (block_num > 3)
+ switch (block_num) {
+ case 0:
+ v->vc1dsp.vc1_v_s_overlap(top_block[1], bottom_block[0]);
+ break;
+
+ case 1:
+ v->vc1dsp.vc1_v_s_overlap(top_block[3], bottom_block[2]);
+ break;
+
+ case 2:
+ v->vc1dsp.vc1_v_s_overlap(bottom_block[0], bottom_block[1]);
+ break;
+
+ case 3:
+ v->vc1dsp.vc1_v_s_overlap(bottom_block[2], bottom_block[3]);
+ break;
+
+ case 4:
+ case 5:
v->vc1dsp.vc1_v_s_overlap(top_block[block_num], bottom_block[block_num]);
- else if (block_num & 2)
- v->vc1dsp.vc1_v_s_overlap(bottom_block[block_num - 2], bottom_block[block_num]);
- else
- v->vc1dsp.vc1_v_s_overlap(top_block[block_num + 2], bottom_block[block_num]);
+ break;
+ }
}
void ff_vc1_i_overlap_filter(VC1Context *v)
(v->condover == CONDOVER_ALL ||
(v->over_flags_plane[mb_pos] &&
((i & 5) == 1 || v->over_flags_plane[mb_pos - 1])))))
- vc1_h_overlap_filter(v, s->mb_x ? left_blk : cur_blk, cur_blk, i);
+ vc1_h_overlap_filter(v,
+ s->mb_x ? left_blk : cur_blk, cur_blk,
+ v->fcm == ILACE_FRAME && s->mb_x && v->fieldtx_plane[mb_pos - 1],
+ v->fcm == ILACE_FRAME && v->fieldtx_plane[mb_pos],
+ i);
}
if (v->fcm != ILACE_FRAME)
MpegEncContext *s = &v->s;
int16_t (*topleft_blk)[64], (*top_blk)[64], (*left_blk)[64], (*cur_blk)[64];
int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
+ int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
int i;
topleft_blk = v->block[v->topleft_blk_idx];
continue;
if (v->mb_type[0][s->block_index[i]] && v->mb_type[0][s->block_index[i] - 1])
- vc1_h_overlap_filter(v, s->mb_x ? left_blk : cur_blk, cur_blk, i);
+ vc1_h_overlap_filter(v,
+ s->mb_x ? left_blk : cur_blk, cur_blk,
+ v->fcm == ILACE_FRAME && s->mb_x && v->fieldtx_plane[mb_pos - 1],
+ v->fcm == ILACE_FRAME && v->fieldtx_plane[mb_pos],
+ i);
}
if (v->fcm != ILACE_FRAME)
* bottom edge of this MB, before moving over and running the H loop
* filter on the left and internal vertical borders. Therefore, the loop
* filter trails by one row and one column relative to the overlap filter
- * and two rows and two colums relative to the decoding loop. */
+ * and two rows and two columns relative to the decoding loop. */
if (!s->first_slice_line) {
dest = s->dest[0] - 16 * s->linesize - 16;
flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
* we wait for the next loop filter iteration to do H loop filter on all
* applicable vertical borders of this MB. Therefore, the loop filter
* trails by one row and one column relative to the overlap filter and two
- * rows and two colums relative to the decoding loop. */
+ * rows and two columns relative to the decoding loop. */
if (s->mb_y >= s->start_mb_y + 2) {
if (s->mb_x) {
dest = s->dest[0] - 32 * s->linesize - 16;
* we wait for the loop filter iteration on the next row and next column to
* do H loop filter on all applicable vertical borders of this MB.
* Therefore, the loop filter trails by two rows and one column relative to
- * the overlap filter and two rows and two colums relative to the decoding
+ * the overlap filter and two rows and two columns relative to the decoding
* loop. */
if (s->mb_x) {
if (s->mb_y >= s->start_mb_y + 1) {
projects / ffmpeg / blobdiff