*
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
s->dest[1] = s->current_picture.f.data[1] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);
s->dest[2] = s->current_picture.f.data[2] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);
+ ff_init_block_index(s);
+ ff_update_block_index(s);
+
if (CONFIG_H264_DECODER && s->codec_id == CODEC_ID_H264) {
H264Context *h = (void*)s;
h->mb_xy = s->mb_x + s->mb_y * s->mb_stride;
int h, int stride, int is_luma)
{
int b_x, b_y;
+ int16_t (*col )[4] = av_malloc(stride*h*sizeof( int16_t)*4);
+ uint32_t (*dist)[4] = av_malloc(stride*h*sizeof(uint32_t)*4);
+
+ for(b_y=0; b_y<h; b_y++){
+ int color= 1024;
+ int distance= -1;
+ for(b_x=0; b_x<w; b_x++){
+ int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride;
+ int error_j= s->error_status_table[mb_index_j];
+ int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
+ if(intra_j==0 || !(error_j&ER_DC_ERROR)){
+ color= dc[b_x + b_y*stride];
+ distance= b_x;
+ }
+ col [b_x + b_y*stride][1]= color;
+ dist[b_x + b_y*stride][1]= distance >= 0 ? b_x-distance : 9999;
+ }
+ color= 1024;
+ distance= -1;
+ for(b_x=w-1; b_x>=0; b_x--){
+ int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride;
+ int error_j= s->error_status_table[mb_index_j];
+ int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
+ if(intra_j==0 || !(error_j&ER_DC_ERROR)){
+ color= dc[b_x + b_y*stride];
+ distance= b_x;
+ }
+ col [b_x + b_y*stride][0]= color;
+ dist[b_x + b_y*stride][0]= distance >= 0 ? distance-b_x : 9999;
+ }
+ }
+ for(b_x=0; b_x<w; b_x++){
+ int color= 1024;
+ int distance= -1;
+ for(b_y=0; b_y<h; b_y++){
+ int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride;
+ int error_j= s->error_status_table[mb_index_j];
+ int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
+ if(intra_j==0 || !(error_j&ER_DC_ERROR)){
+ color= dc[b_x + b_y*stride];
+ distance= b_y;
+ }
+ col [b_x + b_y*stride][3]= color;
+ dist[b_x + b_y*stride][3]= distance >= 0 ? b_y-distance : 9999;
+ }
+ color= 1024;
+ distance= -1;
+ for(b_y=h-1; b_y>=0; b_y--){
+ int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride;
+ int error_j= s->error_status_table[mb_index_j];
+ int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
+ if(intra_j==0 || !(error_j&ER_DC_ERROR)){
+ color= dc[b_x + b_y*stride];
+ distance= b_y;
+ }
+ col [b_x + b_y*stride][2]= color;
+ dist[b_x + b_y*stride][2]= distance >= 0 ? distance-b_y : 9999;
+ }
+ }
for (b_y = 0; b_y < h; b_y++) {
for (b_x = 0; b_x < w; b_x++) {
- int color[4] = { 1024, 1024, 1024, 1024 };
- int distance[4] = { 9999, 9999, 9999, 9999 };
int mb_index, error, j;
int64_t guess, weight_sum;
mb_index = (b_x >> is_luma) + (b_y >> is_luma) * s->mb_stride;
if (!(error & ER_DC_ERROR))
continue; // dc-ok
- /* right block */
- for (j = b_x + 1; j < w; j++) {
- int mb_index_j = (j >> is_luma) + (b_y >> is_luma) * s->mb_stride;
- int error_j = s->error_status_table[mb_index_j];
- int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
- if (intra_j == 0 || !(error_j & ER_DC_ERROR)) {
- color[0] = dc[j + b_y * stride];
- distance[0] = j - b_x;
- break;
- }
- }
-
- /* left block */
- for (j = b_x - 1; j >= 0; j--) {
- int mb_index_j = (j >> is_luma) + (b_y >> is_luma) * s->mb_stride;
- int error_j = s->error_status_table[mb_index_j];
- int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
- if (intra_j == 0 || !(error_j & ER_DC_ERROR)) {
- color[1] = dc[j + b_y * stride];
- distance[1] = b_x - j;
- break;
- }
- }
-
- /* bottom block */
- for (j = b_y + 1; j < h; j++) {
- int mb_index_j = (b_x >> is_luma) + (j >> is_luma) * s->mb_stride;
- int error_j = s->error_status_table[mb_index_j];
- int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
-
- if (intra_j == 0 || !(error_j & ER_DC_ERROR)) {
- color[2] = dc[b_x + j * stride];
- distance[2] = j - b_y;
- break;
- }
- }
-
- /* top block */
- for (j = b_y - 1; j >= 0; j--) {
- int mb_index_j = (b_x >> is_luma) + (j >> is_luma) * s->mb_stride;
- int error_j = s->error_status_table[mb_index_j];
- int intra_j = IS_INTRA(s->current_picture.f.mb_type[mb_index_j]);
- if (intra_j == 0 || !(error_j & ER_DC_ERROR)) {
- color[3] = dc[b_x + j * stride];
- distance[3] = b_y - j;
- break;
- }
- }
-
weight_sum = 0;
guess = 0;
for (j = 0; j < 4; j++) {
- int64_t weight = 256 * 256 * 256 * 16 / distance[j];
- guess += weight * (int64_t) color[j];
+ int64_t weight = 256 * 256 * 256 * 16 / FFMAX(dist[b_x + b_y*stride][j], 1);
+ guess += weight*(int64_t)col[b_x + b_y*stride][j];
weight_sum += weight;
}
guess = (guess + weight_sum / 2) / weight_sum;
dc[b_x + b_y * stride] = guess;
}
}
+ av_freep(&col);
+ av_freep(&dist);
}
/**
static void guess_mv(MpegEncContext *s)
{
- uint8_t fixed[s->mb_stride * s->mb_height];
+ uint8_t *fixed = av_malloc(s->mb_stride * s->mb_height);
#define MV_FROZEN 3
#define MV_CHANGED 2
#define MV_UNCHANGED 1
fixed[mb_xy] = f;
if (f == MV_FROZEN)
num_avail++;
+ else if(s->last_picture.f.data[0] && s->last_picture.f.motion_val[0]){
+ const int mb_y= mb_xy / s->mb_stride;
+ const int mb_x= mb_xy % s->mb_stride;
+ const int mot_index= (mb_x + mb_y*mot_stride) * mot_step;
+ s->current_picture.f.motion_val[0][mot_index][0]= s->last_picture.f.motion_val[0][mot_index][0];
+ s->current_picture.f.motion_val[0][mot_index][1]= s->last_picture.f.motion_val[0][mot_index][1];
+ s->current_picture.f.ref_index[0][4*mb_xy] = s->last_picture.f.ref_index[0][4*mb_xy];
+ }
}
if ((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) ||
decode_mb(s, 0);
}
}
- return;
+ goto end;
}
for (depth = 0; ; depth++) {
/* zero MV */
pred_count++;
- if (!fixed[mb_xy]) {
+ if (!fixed[mb_xy] && 0) {
if (s->avctx->codec_id == CODEC_ID_H264) {
// FIXME
} else {
- ff_thread_await_progress((AVFrame *) s->last_picture_ptr,
+ ff_thread_await_progress(&s->last_picture_ptr->f,
mb_y, 0);
}
if (!s->last_picture.f.motion_val[0] ||
}
if (none_left)
- return;
+ goto end;
for (i = 0; i < s->mb_num; i++) {
int mb_xy = s->mb_index2xy[i];
}
// printf(":"); fflush(stdout);
}
+end:
+ av_free(fixed);
}
static int is_intra_more_likely(MpegEncContext *s)
if (s->avctx->codec_id == CODEC_ID_H264) {
// FIXME
} else {
- ff_thread_await_progress((AVFrame *) s->last_picture_ptr,
+ ff_thread_await_progress(&s->last_picture_ptr->f,
mb_y, 0);
}
- is_intra_likely += s->dsp.sad[0](NULL, last_mb_ptr, mb_ptr,
- s->linesize, 16);
- is_intra_likely -= s->dsp.sad[0](NULL, last_mb_ptr,
- last_mb_ptr + s->linesize * 16,
- s->linesize, 16);
+ is_intra_likely += s->dsp.sad[0](NULL, last_mb_ptr, mb_ptr , s->linesize, 16);
+ // FIXME need await_progress() here
+ is_intra_likely -= s->dsp.sad[0](NULL, last_mb_ptr, last_mb_ptr+s->linesize*16, s->linesize, 16);
} else {
if (IS_INTRA(s->current_picture.f.mb_type[mb_xy]))
is_intra_likely++;
}
}
+#if 1
/* handle overlapping slices */
for (error_type = 1; error_type <= 3; error_type++) {
int end_ok = 0;
end_ok = 0;
}
}
-
+#endif
+#if 1
/* handle slices with partitions of different length */
if (s->partitioned_frame) {
int end_ok = 0;
end_ok = 0;
}
}
-
+#endif
/* handle missing slices */
if (s->err_recognition & AV_EF_EXPLODE) {
int end_ok = 1;
}
}
+#if 1
/* backward mark errors */
distance = 9999999;
for (error_type = 1; error_type <= 3; error_type++) {
distance = 9999999;
}
}
+#endif
/* forward mark errors */
error = 0;
s->error_status_table[mb_xy] |= error;
}
}
-
+#if 1
/* handle not partitioned case */
if (!s->partitioned_frame) {
for (i = 0; i < s->mb_num; i++) {
s->error_status_table[mb_xy] = error;
}
}
+#endif
dc_error = ac_error = mv_error = 0;
for (i = 0; i < s->mb_num; i++) {
if (s->avctx->codec_id == CODEC_ID_H264) {
// FIXME
} else {
- ff_thread_await_progress((AVFrame *) s->next_picture_ptr, mb_y, 0);
+ ff_thread_await_progress(&s->next_picture_ptr->f, mb_y, 0);
}
s->mv[0][0][0] = s->next_picture.f.motion_val[0][xy][0] * time_pb / time_pp;
s->mv[0][0][1] = s->next_picture.f.motion_val[0][xy][1] * time_pb / time_pp;
s->dc_val[2][mb_x + mb_y * s->mb_stride] = (dcv + 4) >> 3;
}
}
-
+#if 1
/* guess DC for damaged blocks */
- guess_dc(s, s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride, 1);
- guess_dc(s, s->dc_val[1], s->mb_width, s->mb_height, s->mb_stride, 0);
- guess_dc(s, s->dc_val[2], s->mb_width, s->mb_height, s->mb_stride, 0);
+ guess_dc(s, s->dc_val[0], s->mb_width*2, s->mb_height*2, s->b8_stride, 1);
+ guess_dc(s, s->dc_val[1], s->mb_width , s->mb_height , s->mb_stride, 0);
+ guess_dc(s, s->dc_val[2], s->mb_width , s->mb_height , s->mb_stride, 0);
+#endif
/* filter luma DC */
filter181(s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride);
+#if 1
/* render DC only intra */
for (mb_y = 0; mb_y < s->mb_height; mb_y++) {
for (mb_x = 0; mb_x < s->mb_width; mb_x++) {
put_dc(s, dest_y, dest_cb, dest_cr, mb_x, mb_y);
}
}
+#endif
if (s->avctx->error_concealment & FF_EC_DEBLOCK) {
/* filter horizontal block boundaries */