* http://samples.libav.org/V-codecs/SVQ3/Vertical400kbit.sorenson3.mov
*/
+#include <inttypes.h>
+
#include "libavutil/attributes.h"
#include "internal.h"
#include "avcodec.h"
-#include "mpegvideo.h"
+#include "mpegutils.h"
#include "h264.h"
#include "h264data.h" // FIXME FIXME FIXME
#include "golomb.h"
#include "hpeldsp.h"
#include "rectangle.h"
+#include "tpeldsp.h"
#if CONFIG_ZLIB
#include <zlib.h>
* svq3 decoder.
*/
-typedef struct {
+typedef struct SVQ3Context {
H264Context h;
HpelDSPContext hdsp;
- Picture *cur_pic;
- Picture *next_pic;
- Picture *last_pic;
+ TpelDSPContext tdsp;
+ H264Picture *cur_pic;
+ H264Picture *next_pic;
+ H264Picture *last_pic;
int halfpel_flag;
int thirdpel_flag;
int unknown_flag;
int mx, int my, int dxy,
int thirdpel, int dir, int avg)
{
- H264Context *h = &s->h;
- const Picture *pic = (dir == 0) ? s->last_pic : s->next_pic;
+ H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
+ const H264Picture *pic = (dir == 0) ? s->last_pic : s->next_pic;
uint8_t *src, *dest;
int i, emu = 0;
int blocksize = 2 - (width >> 3); // 16->0, 8->1, 4->2
}
/* form component predictions */
- dest = h->cur_pic.f.data[0] + x + y * h->linesize;
- src = pic->f.data[0] + mx + my * h->linesize;
+ dest = h->cur_pic.f->data[0] + x + y * sl->linesize;
+ src = pic->f->data[0] + mx + my * sl->linesize;
if (emu) {
- h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src,
- h->linesize, h->linesize,
+ h->vdsp.emulated_edge_mc(sl->edge_emu_buffer, src,
+ sl->linesize, sl->linesize,
width + 1, height + 1,
mx, my, s->h_edge_pos, s->v_edge_pos);
- src = h->edge_emu_buffer;
+ src = sl->edge_emu_buffer;
}
if (thirdpel)
- (avg ? h->dsp.avg_tpel_pixels_tab
- : h->dsp.put_tpel_pixels_tab)[dxy](dest, src, h->linesize,
- width, height);
+ (avg ? s->tdsp.avg_tpel_pixels_tab
+ : s->tdsp.put_tpel_pixels_tab)[dxy](dest, src, sl->linesize,
+ width, height);
else
(avg ? s->hdsp.avg_pixels_tab
- : s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src, h->linesize,
+ : s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src, sl->linesize,
height);
- if (!(h->flags & CODEC_FLAG_GRAY)) {
+ if (!(h->flags & AV_CODEC_FLAG_GRAY)) {
mx = mx + (mx < (int) x) >> 1;
my = my + (my < (int) y) >> 1;
width = width >> 1;
blocksize++;
for (i = 1; i < 3; i++) {
- dest = h->cur_pic.f.data[i] + (x >> 1) + (y >> 1) * h->uvlinesize;
- src = pic->f.data[i] + mx + my * h->uvlinesize;
+ dest = h->cur_pic.f->data[i] + (x >> 1) + (y >> 1) * sl->uvlinesize;
+ src = pic->f->data[i] + mx + my * sl->uvlinesize;
if (emu) {
- h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src,
- h->uvlinesize, h->uvlinesize,
+ h->vdsp.emulated_edge_mc(sl->edge_emu_buffer, src,
+ sl->uvlinesize, sl->uvlinesize,
width + 1, height + 1,
mx, my, (s->h_edge_pos >> 1),
s->v_edge_pos >> 1);
- src = h->edge_emu_buffer;
+ src = sl->edge_emu_buffer;
}
if (thirdpel)
- (avg ? h->dsp.avg_tpel_pixels_tab
- : h->dsp.put_tpel_pixels_tab)[dxy](dest, src,
- h->uvlinesize,
- width, height);
+ (avg ? s->tdsp.avg_tpel_pixels_tab
+ : s->tdsp.put_tpel_pixels_tab)[dxy](dest, src,
+ sl->uvlinesize,
+ width, height);
else
(avg ? s->hdsp.avg_pixels_tab
: s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src,
- h->uvlinesize,
+ sl->uvlinesize,
height);
}
}
{
int i, j, k, mx, my, dx, dy, x, y;
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
const int part_width = ((size & 5) == 4) ? 4 : 16 >> (size & 1);
const int part_height = 16 >> ((unsigned)(size + 1) / 3);
const int extra_width = (mode == PREDICT_MODE) ? -16 * 6 : 0;
for (i = 0; i < 16; i += part_height)
for (j = 0; j < 16; j += part_width) {
- const int b_xy = (4 * h->mb_x + (j >> 2)) +
- (4 * h->mb_y + (i >> 2)) * h->b_stride;
+ const int b_xy = (4 * sl->mb_x + (j >> 2)) +
+ (4 * sl->mb_y + (i >> 2)) * h->b_stride;
int dxy;
- x = 16 * h->mb_x + j;
- y = 16 * h->mb_y + i;
+ x = 16 * sl->mb_x + j;
+ y = 16 * sl->mb_y + i;
k = (j >> 2 & 1) + (i >> 1 & 2) +
(j >> 1 & 4) + (i & 8);
if (mode != PREDICT_MODE) {
- pred_motion(h, k, part_width >> 2, dir, 1, &mx, &my);
+ pred_motion(h, sl, k, part_width >> 2, dir, 1, &mx, &my);
} else {
mx = s->next_pic->motion_val[0][b_xy][0] << 1;
my = s->next_pic->motion_val[0][b_xy][1] << 1;
int32_t mv = pack16to32(mx, my);
if (part_height == 8 && i < 8) {
- AV_WN32A(h->mv_cache[dir][scan8[k] + 1 * 8], mv);
+ AV_WN32A(sl->mv_cache[dir][scan8[k] + 1 * 8], mv);
if (part_width == 8 && j < 8)
- AV_WN32A(h->mv_cache[dir][scan8[k] + 1 + 1 * 8], mv);
+ AV_WN32A(sl->mv_cache[dir][scan8[k] + 1 + 1 * 8], mv);
}
if (part_width == 8 && j < 8)
- AV_WN32A(h->mv_cache[dir][scan8[k] + 1], mv);
+ AV_WN32A(sl->mv_cache[dir][scan8[k] + 1], mv);
if (part_width == 4 || part_height == 4)
- AV_WN32A(h->mv_cache[dir][scan8[k]], mv);
+ AV_WN32A(sl->mv_cache[dir][scan8[k]], mv);
}
/* write back motion vectors */
static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type)
{
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
int i, j, k, m, dir, mode;
int cbp = 0;
uint32_t vlc;
int8_t *top, *left;
- const int mb_xy = h->mb_xy;
- const int b_xy = 4 * h->mb_x + 4 * h->mb_y * h->b_stride;
+ const int mb_xy = sl->mb_xy;
+ const int b_xy = 4 * sl->mb_x + 4 * sl->mb_y * h->b_stride;
- h->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF;
- h->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF;
- h->topright_samples_available = 0xFFFF;
+ sl->top_samples_available = (sl->mb_y == 0) ? 0x33FF : 0xFFFF;
+ sl->left_samples_available = (sl->mb_x == 0) ? 0x5F5F : 0xFFFF;
+ sl->topright_samples_available = 0xFFFF;
if (mb_type == 0) { /* SKIP */
if (h->pict_type == AV_PICTURE_TYPE_P ||
s->next_pic->mb_type[mb_xy] == -1) {
- svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16,
+ svq3_mc_dir_part(s, 16 * sl->mb_x, 16 * sl->mb_y, 16, 16,
0, 0, 0, 0, 0, 0);
if (h->pict_type == AV_PICTURE_TYPE_B)
- svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16,
+ svq3_mc_dir_part(s, 16 * sl->mb_x, 16 * sl->mb_y, 16, 16,
0, 0, 0, 0, 1, 1);
mb_type = MB_TYPE_SKIP;
*/
for (m = 0; m < 2; m++) {
- if (h->mb_x > 0 && h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) {
+ if (sl->mb_x > 0 && sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) {
for (i = 0; i < 4; i++)
- AV_COPY32(h->mv_cache[m][scan8[0] - 1 + i * 8],
+ AV_COPY32(sl->mv_cache[m][scan8[0] - 1 + i * 8],
h->cur_pic.motion_val[m][b_xy - 1 + i * h->b_stride]);
} else {
for (i = 0; i < 4; i++)
- AV_ZERO32(h->mv_cache[m][scan8[0] - 1 + i * 8]);
+ AV_ZERO32(sl->mv_cache[m][scan8[0] - 1 + i * 8]);
}
- if (h->mb_y > 0) {
- memcpy(h->mv_cache[m][scan8[0] - 1 * 8],
+ if (sl->mb_y > 0) {
+ memcpy(sl->mv_cache[m][scan8[0] - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride],
4 * 2 * sizeof(int16_t));
- memset(&h->ref_cache[m][scan8[0] - 1 * 8],
- (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4);
+ memset(&sl->ref_cache[m][scan8[0] - 1 * 8],
+ (sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4);
- if (h->mb_x < h->mb_width - 1) {
- AV_COPY32(h->mv_cache[m][scan8[0] + 4 - 1 * 8],
+ if (sl->mb_x < h->mb_width - 1) {
+ AV_COPY32(sl->mv_cache[m][scan8[0] + 4 - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride + 4]);
- h->ref_cache[m][scan8[0] + 4 - 1 * 8] =
- (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride + 1] + 6] == -1 ||
- h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1;
+ sl->ref_cache[m][scan8[0] + 4 - 1 * 8] =
+ (sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride + 1] + 6] == -1 ||
+ sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1;
} else
- h->ref_cache[m][scan8[0] + 4 - 1 * 8] = PART_NOT_AVAILABLE;
- if (h->mb_x > 0) {
- AV_COPY32(h->mv_cache[m][scan8[0] - 1 - 1 * 8],
+ sl->ref_cache[m][scan8[0] + 4 - 1 * 8] = PART_NOT_AVAILABLE;
+ if (sl->mb_x > 0) {
+ AV_COPY32(sl->mv_cache[m][scan8[0] - 1 - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride - 1]);
- h->ref_cache[m][scan8[0] - 1 - 1 * 8] =
- (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] == -1) ? PART_NOT_AVAILABLE : 1;
+ sl->ref_cache[m][scan8[0] - 1 - 1 * 8] =
+ (sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] == -1) ? PART_NOT_AVAILABLE : 1;
} else
- h->ref_cache[m][scan8[0] - 1 - 1 * 8] = PART_NOT_AVAILABLE;
+ sl->ref_cache[m][scan8[0] - 1 - 1 * 8] = PART_NOT_AVAILABLE;
} else
- memset(&h->ref_cache[m][scan8[0] - 1 * 8 - 1],
+ memset(&sl->ref_cache[m][scan8[0] - 1 * 8 - 1],
PART_NOT_AVAILABLE, 8);
if (h->pict_type != AV_PICTURE_TYPE_B)
mb_type = MB_TYPE_16x16;
} else if (mb_type == 8 || mb_type == 33) { /* INTRA4x4 */
- memset(h->intra4x4_pred_mode_cache, -1, 8 * 5 * sizeof(int8_t));
+ memset(sl->intra4x4_pred_mode_cache, -1, 8 * 5 * sizeof(int8_t));
if (mb_type == 8) {
- if (h->mb_x > 0) {
+ if (sl->mb_x > 0) {
for (i = 0; i < 4; i++)
- h->intra4x4_pred_mode_cache[scan8[0] - 1 + i * 8] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6 - i];
- if (h->intra4x4_pred_mode_cache[scan8[0] - 1] == -1)
- h->left_samples_available = 0x5F5F;
+ sl->intra4x4_pred_mode_cache[scan8[0] - 1 + i * 8] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6 - i];
+ if (sl->intra4x4_pred_mode_cache[scan8[0] - 1] == -1)
+ sl->left_samples_available = 0x5F5F;
}
- if (h->mb_y > 0) {
- h->intra4x4_pred_mode_cache[4 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 0];
- h->intra4x4_pred_mode_cache[5 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 1];
- h->intra4x4_pred_mode_cache[6 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 2];
- h->intra4x4_pred_mode_cache[7 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 3];
-
- if (h->intra4x4_pred_mode_cache[4 + 8 * 0] == -1)
- h->top_samples_available = 0x33FF;
+ if (sl->mb_y > 0) {
+ sl->intra4x4_pred_mode_cache[4 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 0];
+ sl->intra4x4_pred_mode_cache[5 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 1];
+ sl->intra4x4_pred_mode_cache[6 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 2];
+ sl->intra4x4_pred_mode_cache[7 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 3];
+
+ if (sl->intra4x4_pred_mode_cache[4 + 8 * 0] == -1)
+ sl->top_samples_available = 0x33FF;
}
/* decode prediction codes for luma blocks */
vlc = svq3_get_ue_golomb(&h->gb);
if (vlc >= 25) {
- av_log(h->avctx, AV_LOG_ERROR, "luma prediction:%d\n", vlc);
+ av_log(h->avctx, AV_LOG_ERROR,
+ "luma prediction:%"PRIu32"\n", vlc);
return -1;
}
- left = &h->intra4x4_pred_mode_cache[scan8[i] - 1];
- top = &h->intra4x4_pred_mode_cache[scan8[i] - 8];
+ left = &sl->intra4x4_pred_mode_cache[scan8[i] - 1];
+ top = &sl->intra4x4_pred_mode_cache[scan8[i] - 8];
left[1] = svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]];
left[2] = svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]];
}
} else { /* mb_type == 33, DC_128_PRED block type */
for (i = 0; i < 4; i++)
- memset(&h->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_PRED, 4);
+ memset(&sl->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_PRED, 4);
}
- write_back_intra_pred_mode(h);
+ write_back_intra_pred_mode(h, sl);
if (mb_type == 8) {
- ff_h264_check_intra4x4_pred_mode(h);
+ ff_h264_check_intra4x4_pred_mode(h, sl);
- h->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF;
- h->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF;
+ sl->top_samples_available = (sl->mb_y == 0) ? 0x33FF : 0xFFFF;
+ sl->left_samples_available = (sl->mb_x == 0) ? 0x5F5F : 0xFFFF;
} else {
for (i = 0; i < 4; i++)
- memset(&h->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_128_PRED, 4);
+ memset(&sl->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_128_PRED, 4);
- h->top_samples_available = 0x33FF;
- h->left_samples_available = 0x5F5F;
+ sl->top_samples_available = 0x33FF;
+ sl->left_samples_available = 0x5F5F;
}
mb_type = MB_TYPE_INTRA4x4;
dir = i_mb_type_info[mb_type - 8].pred_mode;
dir = (dir >> 1) ^ 3 * (dir & 1) ^ 1;
- if ((h->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h, dir, 0)) < 0) {
+ if ((sl->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h, sl, dir, 0)) < 0) {
av_log(h->avctx, AV_LOG_ERROR, "ff_h264_check_intra_pred_mode < 0\n");
- return h->intra16x16_pred_mode;
+ return sl->intra16x16_pred_mode;
}
cbp = i_mb_type_info[mb_type - 8].cbp;
}
}
if (!IS_INTRA4x4(mb_type)) {
- memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy], DC_PRED, 8);
+ memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy], DC_PRED, 8);
}
if (!IS_SKIP(mb_type) || h->pict_type == AV_PICTURE_TYPE_B) {
- memset(h->non_zero_count_cache + 8, 0, 14 * 8 * sizeof(uint8_t));
+ memset(sl->non_zero_count_cache + 8, 0, 14 * 8 * sizeof(uint8_t));
}
if (!IS_INTRA16x16(mb_type) &&
(!IS_SKIP(mb_type) || h->pict_type == AV_PICTURE_TYPE_B)) {
if ((vlc = svq3_get_ue_golomb(&h->gb)) >= 48) {
- av_log(h->avctx, AV_LOG_ERROR, "cbp_vlc=%d\n", vlc);
+ av_log(h->avctx, AV_LOG_ERROR, "cbp_vlc=%"PRIu32"\n", vlc);
return -1;
}
}
if (IS_INTRA16x16(mb_type) ||
(h->pict_type != AV_PICTURE_TYPE_I && s->adaptive_quant && cbp)) {
- h->qscale += svq3_get_se_golomb(&h->gb);
+ sl->qscale += svq3_get_se_golomb(&h->gb);
- if (h->qscale > 31u) {
- av_log(h->avctx, AV_LOG_ERROR, "qscale:%d\n", h->qscale);
+ if (sl->qscale > 31u) {
+ av_log(h->avctx, AV_LOG_ERROR, "qscale:%d\n", sl->qscale);
return -1;
}
}
if (IS_INTRA16x16(mb_type)) {
- AV_ZERO128(h->mb_luma_dc[0] + 0);
- AV_ZERO128(h->mb_luma_dc[0] + 8);
- if (svq3_decode_block(&h->gb, h->mb_luma_dc[0], 0, 1)) {
+ AV_ZERO128(sl->mb_luma_dc[0] + 0);
+ AV_ZERO128(sl->mb_luma_dc[0] + 8);
+ if (svq3_decode_block(&h->gb, sl->mb_luma_dc[0], 0, 1)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding intra luma dc\n");
return -1;
if (cbp) {
const int index = IS_INTRA16x16(mb_type) ? 1 : 0;
- const int type = ((h->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1);
+ const int type = ((sl->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1);
for (i = 0; i < 4; i++)
if ((cbp & (1 << i))) {
k = index ? (1 * (j & 1) + 2 * (i & 1) +
2 * (j & 2) + 4 * (i & 2))
: (4 * i + j);
- h->non_zero_count_cache[scan8[k]] = 1;
+ sl->non_zero_count_cache[scan8[k]] = 1;
- if (svq3_decode_block(&h->gb, &h->mb[16 * k], index, type)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * k], index, type)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding block\n");
return -1;
if ((cbp & 0x30)) {
for (i = 1; i < 3; ++i)
- if (svq3_decode_block(&h->gb, &h->mb[16 * 16 * i], 0, 3)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * 16 * i], 0, 3)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding chroma dc block\n");
return -1;
for (i = 1; i < 3; i++) {
for (j = 0; j < 4; j++) {
k = 16 * i + j;
- h->non_zero_count_cache[scan8[k]] = 1;
+ sl->non_zero_count_cache[scan8[k]] = 1;
- if (svq3_decode_block(&h->gb, &h->mb[16 * k], 1, 1)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * k], 1, 1)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding chroma ac block\n");
return -1;
}
}
- h->cbp = cbp;
+ sl->cbp = cbp;
h->cur_pic.mb_type[mb_xy] = mb_type;
if (IS_INTRA(mb_type))
- h->chroma_pred_mode = ff_h264_check_intra_pred_mode(h, DC_PRED8x8, 1);
+ sl->chroma_pred_mode = ff_h264_check_intra_pred_mode(h, sl, DC_PRED8x8, 1);
return 0;
}
{
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
- const int mb_xy = h->mb_xy;
+ H264SliceContext *sl = &h->slice_ctx[0];
+ const int mb_xy = sl->mb_xy;
int i, header;
unsigned slice_id;
}
if ((slice_id = svq3_get_ue_golomb(&h->gb)) >= 3) {
- av_log(h->avctx, AV_LOG_ERROR, "illegal slice type %d \n", slice_id);
+ av_log(h->avctx, AV_LOG_ERROR, "illegal slice type %u \n", slice_id);
return -1;
}
- h->slice_type = golomb_to_pict_type[slice_id];
+ sl->slice_type = golomb_to_pict_type[slice_id];
if ((header & 0x9F) == 2) {
i = (h->mb_num < 64) ? 6 : (1 + av_log2(h->mb_num - 1));
- h->mb_skip_run = get_bits(&h->gb, i) -
- (h->mb_y * h->mb_width + h->mb_x);
+ sl->mb_skip_run = get_bits(&h->gb, i) -
+ (sl->mb_y * h->mb_width + sl->mb_x);
} else {
skip_bits1(&h->gb);
- h->mb_skip_run = 0;
+ sl->mb_skip_run = 0;
}
- h->slice_num = get_bits(&h->gb, 8);
- h->qscale = get_bits(&h->gb, 5);
+ sl->slice_num = get_bits(&h->gb, 8);
+ sl->qscale = get_bits(&h->gb, 5);
s->adaptive_quant = get_bits1(&h->gb);
/* unknown fields */
skip_bits(&h->gb, 8);
/* reset intra predictors and invalidate motion vector references */
- if (h->mb_x > 0) {
- memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - 1] + 3,
+ if (sl->mb_x > 0) {
+ memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - 1] + 3,
-1, 4 * sizeof(int8_t));
- memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_x],
- -1, 8 * sizeof(int8_t) * h->mb_x);
+ memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - sl->mb_x],
+ -1, 8 * sizeof(int8_t) * sl->mb_x);
}
- if (h->mb_y > 0) {
- memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_stride],
- -1, 8 * sizeof(int8_t) * (h->mb_width - h->mb_x));
+ if (sl->mb_y > 0) {
+ memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_stride],
+ -1, 8 * sizeof(int8_t) * (h->mb_width - sl->mb_x));
- if (h->mb_x > 0)
- h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] = -1;
+ if (sl->mb_x > 0)
+ sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] = -1;
}
return 0;
{
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
+ H264SliceContext *sl;
int m;
unsigned char *extradata;
unsigned char *extradata_end;
return AVERROR(ENOMEM);
}
+ s->cur_pic->f = av_frame_alloc();
+ s->last_pic->f = av_frame_alloc();
+ s->next_pic->f = av_frame_alloc();
+ if (!s->cur_pic->f || !s->last_pic->f || !s->next_pic->f)
+ return AVERROR(ENOMEM);
+
if (ff_h264_decode_init(avctx) < 0)
return -1;
+ // we will overwrite it later during decoding
+ av_frame_free(&h->cur_pic.f);
+
+ ff_h264dsp_init(&h->h264dsp, 8, 1);
+ ff_h264chroma_init(&h->h264chroma, 8);
+ ff_h264qpel_init(&h->h264qpel, 8);
+ ff_h264_pred_init(&h->hpc, AV_CODEC_ID_SVQ3, 8, 1);
+ ff_videodsp_init(&h->vdsp, 8);
+
+ memset(h->pps.scaling_matrix4, 16, 6 * 16 * sizeof(uint8_t));
+ memset(h->pps.scaling_matrix8, 16, 2 * 64 * sizeof(uint8_t));
+
+ h->sps.bit_depth_luma = 8;
+ h->chroma_format_idc = 1;
+
ff_hpeldsp_init(&s->hdsp, avctx->flags);
+ ff_tpeldsp_init(&s->tdsp);
+
+ sl = h->slice_ctx;
+
h->flags = avctx->flags;
- h->is_complex = 1;
+ sl->is_complex = 1;
h->picture_structure = PICT_FRAME;
- avctx->pix_fmt = avctx->codec->pix_fmts[0];
+ avctx->pix_fmt = AV_PIX_FMT_YUVJ420P;
+ avctx->color_range = AVCOL_RANGE_JPEG;
- h->chroma_qp[0] = h->chroma_qp[1] = 4;
+ h->slice_ctx[0].chroma_qp[0] = h->slice_ctx[0].chroma_qp[1] = 4;
h->chroma_x_shift = h->chroma_y_shift = 1;
s->halfpel_flag = 1;
return -1;
buf = av_malloc(buf_len);
- av_log(avctx, AV_LOG_DEBUG, "watermark size: %dx%d\n",
+ av_log(avctx, AV_LOG_DEBUG, "watermark size: %ux%u\n",
watermark_width, watermark_height);
av_log(avctx, AV_LOG_DEBUG,
"u1: %x u2: %x u3: %x compressed data size: %d offset: %d\n",
s->watermark_key = ff_svq1_packet_checksum(buf, buf_len, 0);
s->watermark_key = s->watermark_key << 16 | s->watermark_key;
av_log(avctx, AV_LOG_DEBUG,
- "watermark key %#x\n", s->watermark_key);
+ "watermark key %#"PRIx32"\n", s->watermark_key);
av_free(buf);
#else
av_log(avctx, AV_LOG_ERROR,
return 0;
}
-static void free_picture(AVCodecContext *avctx, Picture *pic)
+static void free_picture(AVCodecContext *avctx, H264Picture *pic)
{
int i;
for (i = 0; i < 2; i++) {
}
av_buffer_unref(&pic->mb_type_buf);
- av_frame_unref(&pic->f);
+ av_frame_unref(pic->f);
}
-static int get_buffer(AVCodecContext *avctx, Picture *pic)
+static int get_buffer(AVCodecContext *avctx, H264Picture *pic)
{
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
const int big_mb_num = h->mb_stride * (h->mb_height + 1) + 1;
const int mb_array_size = h->mb_stride * h->mb_height;
const int b4_stride = h->mb_width * 4 + 1;
}
pic->reference = !(h->pict_type == AV_PICTURE_TYPE_B);
- ret = ff_get_buffer(avctx, &pic->f,
+ ret = ff_get_buffer(avctx, pic->f,
pic->reference ? AV_GET_BUFFER_FLAG_REF : 0);
if (ret < 0)
goto fail;
- if (!h->edge_emu_buffer) {
- h->edge_emu_buffer = av_mallocz(pic->f.linesize[0] * 17);
- if (!h->edge_emu_buffer)
+ if (!sl->edge_emu_buffer) {
+ sl->edge_emu_buffer = av_mallocz(pic->f->linesize[0] * 17);
+ if (!sl->edge_emu_buffer)
return AVERROR(ENOMEM);
}
- h->linesize = pic->f.linesize[0];
- h->uvlinesize = pic->f.linesize[1];
+ sl->linesize = pic->f->linesize[0];
+ sl->uvlinesize = pic->f->linesize[1];
return 0;
fail:
const uint8_t *buf = avpkt->data;
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
int buf_size = avpkt->size;
int ret, m, i;
/* special case for last picture */
if (buf_size == 0) {
- if (s->next_pic->f.data[0] && !h->low_delay && !s->last_frame_output) {
- ret = av_frame_ref(data, &s->next_pic->f);
+ if (s->next_pic->f->data[0] && !h->low_delay && !s->last_frame_output) {
+ ret = av_frame_ref(data, s->next_pic->f);
if (ret < 0)
return ret;
s->last_frame_output = 1;
init_get_bits(&h->gb, buf, 8 * buf_size);
- h->mb_x = h->mb_y = h->mb_xy = 0;
+ sl->mb_x = sl->mb_y = sl->mb_xy = 0;
if (svq3_decode_slice_header(avctx))
return -1;
- h->pict_type = h->slice_type;
+ h->pict_type = sl->slice_type;
if (h->pict_type != AV_PICTURE_TYPE_B)
- FFSWAP(Picture*, s->next_pic, s->last_pic);
+ FFSWAP(H264Picture*, s->next_pic, s->last_pic);
- av_frame_unref(&s->cur_pic->f);
+ av_frame_unref(s->cur_pic->f);
/* for skipping the frame */
- s->cur_pic->f.pict_type = h->pict_type;
- s->cur_pic->f.key_frame = (h->pict_type == AV_PICTURE_TYPE_I);
+ s->cur_pic->f->pict_type = h->pict_type;
+ s->cur_pic->f->key_frame = (h->pict_type == AV_PICTURE_TYPE_I);
ret = get_buffer(avctx, s->cur_pic);
if (ret < 0)
return ret;
h->cur_pic_ptr = s->cur_pic;
- av_frame_unref(&h->cur_pic.f);
h->cur_pic = *s->cur_pic;
- ret = av_frame_ref(&h->cur_pic.f, &s->cur_pic->f);
- if (ret < 0)
- return ret;
for (i = 0; i < 16; i++) {
- h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
- h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * sl->linesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * sl->linesize * ((scan8[i] - scan8[0]) >> 3);
}
for (i = 0; i < 16; i++) {
h->block_offset[16 + i] =
- h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * sl->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
h->block_offset[48 + 16 + i] =
- h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * sl->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
}
if (h->pict_type != AV_PICTURE_TYPE_I) {
- if (!s->last_pic->f.data[0]) {
+ if (!s->last_pic->f->data[0]) {
av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n");
ret = get_buffer(avctx, s->last_pic);
if (ret < 0)
return ret;
- memset(s->last_pic->f.data[0], 0, avctx->height * s->last_pic->f.linesize[0]);
- memset(s->last_pic->f.data[1], 0x80, (avctx->height / 2) *
- s->last_pic->f.linesize[1]);
- memset(s->last_pic->f.data[2], 0x80, (avctx->height / 2) *
- s->last_pic->f.linesize[2]);
+ memset(s->last_pic->f->data[0], 0, avctx->height * s->last_pic->f->linesize[0]);
+ memset(s->last_pic->f->data[1], 0x80, (avctx->height / 2) *
+ s->last_pic->f->linesize[1]);
+ memset(s->last_pic->f->data[2], 0x80, (avctx->height / 2) *
+ s->last_pic->f->linesize[2]);
}
- if (h->pict_type == AV_PICTURE_TYPE_B && !s->next_pic->f.data[0]) {
+ if (h->pict_type == AV_PICTURE_TYPE_B && !s->next_pic->f->data[0]) {
av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n");
ret = get_buffer(avctx, s->next_pic);
if (ret < 0)
return ret;
- memset(s->next_pic->f.data[0], 0, avctx->height * s->next_pic->f.linesize[0]);
- memset(s->next_pic->f.data[1], 0x80, (avctx->height / 2) *
- s->next_pic->f.linesize[1]);
- memset(s->next_pic->f.data[2], 0x80, (avctx->height / 2) *
- s->next_pic->f.linesize[2]);
+ memset(s->next_pic->f->data[0], 0, avctx->height * s->next_pic->f->linesize[0]);
+ memset(s->next_pic->f->data[1], 0x80, (avctx->height / 2) *
+ s->next_pic->f->linesize[1]);
+ memset(s->next_pic->f->data[2], 0x80, (avctx->height / 2) *
+ s->next_pic->f->linesize[2]);
}
}
"%c hpel:%d, tpel:%d aqp:%d qp:%d, slice_num:%02X\n",
av_get_picture_type_char(h->pict_type),
s->halfpel_flag, s->thirdpel_flag,
- s->adaptive_quant, h->qscale, h->slice_num);
+ s->adaptive_quant, h->slice_ctx[0].qscale, sl->slice_num);
if (avctx->skip_frame >= AVDISCARD_NONREF && h->pict_type == AV_PICTURE_TYPE_B ||
avctx->skip_frame >= AVDISCARD_NONKEY && h->pict_type != AV_PICTURE_TYPE_I ||
}
if (h->pict_type == AV_PICTURE_TYPE_B) {
- h->frame_num_offset = h->slice_num - h->prev_frame_num;
+ h->frame_num_offset = sl->slice_num - h->prev_frame_num;
if (h->frame_num_offset < 0)
h->frame_num_offset += 256;
}
} else {
h->prev_frame_num = h->frame_num;
- h->frame_num = h->slice_num;
+ h->frame_num = sl->slice_num;
h->prev_frame_num_offset = h->frame_num - h->prev_frame_num;
if (h->prev_frame_num_offset < 0)
for (i = 0; i < 4; i++) {
int j;
for (j = -1; j < 4; j++)
- h->ref_cache[m][scan8[0] + 8 * i + j] = 1;
+ sl->ref_cache[m][scan8[0] + 8 * i + j] = 1;
if (i < 3)
- h->ref_cache[m][scan8[0] + 8 * i + j] = PART_NOT_AVAILABLE;
+ sl->ref_cache[m][scan8[0] + 8 * i + j] = PART_NOT_AVAILABLE;
}
}
- for (h->mb_y = 0; h->mb_y < h->mb_height; h->mb_y++) {
- for (h->mb_x = 0; h->mb_x < h->mb_width; h->mb_x++) {
+ for (sl->mb_y = 0; sl->mb_y < h->mb_height; sl->mb_y++) {
+ for (sl->mb_x = 0; sl->mb_x < h->mb_width; sl->mb_x++) {
unsigned mb_type;
- h->mb_xy = h->mb_x + h->mb_y * h->mb_stride;
+ sl->mb_xy = sl->mb_x + sl->mb_y * h->mb_stride;
if ((get_bits_count(&h->gb) + 7) >= h->gb.size_in_bits &&
((get_bits_count(&h->gb) & 7) == 0 ||
mb_type += 4;
if (mb_type > 33 || svq3_decode_mb(s, mb_type)) {
av_log(h->avctx, AV_LOG_ERROR,
- "error while decoding MB %d %d\n", h->mb_x, h->mb_y);
+ "error while decoding MB %d %d\n", sl->mb_x, sl->mb_y);
return -1;
}
if (mb_type != 0)
- ff_h264_hl_decode_mb(h);
+ ff_h264_hl_decode_mb(h, &h->slice_ctx[0]);
if (h->pict_type != AV_PICTURE_TYPE_B && !h->low_delay)
- h->cur_pic.mb_type[h->mb_x + h->mb_y * h->mb_stride] =
+ h->cur_pic.mb_type[sl->mb_x + sl->mb_y * h->mb_stride] =
(h->pict_type == AV_PICTURE_TYPE_P && mb_type < 8) ? (mb_type - 1) : -1;
}
- ff_draw_horiz_band(avctx, &s->cur_pic->f,
- s->last_pic->f.data[0] ? &s->last_pic->f : NULL,
- 16 * h->mb_y, 16, h->picture_structure, 0,
+ ff_draw_horiz_band(avctx, s->cur_pic->f,
+ s->last_pic->f->data[0] ? s->last_pic->f : NULL,
+ 16 * sl->mb_y, 16, h->picture_structure, 0,
h->low_delay);
}
if (h->pict_type == AV_PICTURE_TYPE_B || h->low_delay)
- ret = av_frame_ref(data, &s->cur_pic->f);
- else if (s->last_pic->f.data[0])
- ret = av_frame_ref(data, &s->last_pic->f);
+ ret = av_frame_ref(data, s->cur_pic->f);
+ else if (s->last_pic->f->data[0])
+ ret = av_frame_ref(data, s->last_pic->f);
if (ret < 0)
return ret;
/* Do not output the last pic after seeking. */
- if (s->last_pic->f.data[0] || h->low_delay)
+ if (s->last_pic->f->data[0] || h->low_delay)
*got_frame = 1;
if (h->pict_type != AV_PICTURE_TYPE_B) {
- FFSWAP(Picture*, s->cur_pic, s->next_pic);
+ FFSWAP(H264Picture*, s->cur_pic, s->next_pic);
} else {
- av_frame_unref(&s->cur_pic->f);
+ av_frame_unref(s->cur_pic->f);
}
return buf_size;
free_picture(avctx, s->cur_pic);
free_picture(avctx, s->next_pic);
free_picture(avctx, s->last_pic);
+ av_frame_free(&s->cur_pic->f);
+ av_frame_free(&s->next_pic->f);
+ av_frame_free(&s->last_pic->f);
av_freep(&s->cur_pic);
av_freep(&s->next_pic);
av_freep(&s->last_pic);
- av_frame_unref(&h->cur_pic.f);
+ memset(&h->cur_pic, 0, sizeof(h->cur_pic));
ff_h264_free_context(h);
.init = svq3_decode_init,
.close = svq3_decode_end,
.decode = svq3_decode_frame,
- .capabilities = CODEC_CAP_DRAW_HORIZ_BAND |
- CODEC_CAP_DR1 |
- CODEC_CAP_DELAY,
+ .capabilities = AV_CODEC_CAP_DRAW_HORIZ_BAND |
+ AV_CODEC_CAP_DR1 |
+ AV_CODEC_CAP_DELAY,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUVJ420P,
AV_PIX_FMT_NONE},
};