#include "libavutil/imgutils.h"
#include "golomb.h"
-#include "hevc.h"
+#include "hevc_data.h"
+#include "hevc_ps.h"
static const uint8_t default_scaling_list_intra[] = {
16, 16, 16, 16, 17, 18, 21, 24,
return AVERROR_INVALIDDATA;
}
rps_ridx = &sps->st_rps[sps->nb_st_rps - delta_idx];
+ rps->rps_idx_num_delta_pocs = rps_ridx->num_delta_pocs;
} else
rps_ridx = &sps->st_rps[rps - sps->st_rps - 1];
rps->num_negative_pics = get_ue_golomb_long(gb);
nb_positive_pics = get_ue_golomb_long(gb);
- if (rps->num_negative_pics >= MAX_REFS ||
- nb_positive_pics >= MAX_REFS) {
+ if (rps->num_negative_pics >= HEVC_MAX_REFS ||
+ nb_positive_pics >= HEVC_MAX_REFS) {
av_log(avctx, AV_LOG_ERROR, "Too many refs in a short term RPS.\n");
return AVERROR_INVALIDDATA;
}
else
av_log(avctx, AV_LOG_WARNING, "Unknown HEVC profile: %d\n", ptl->profile_idc);
- for (i = 0; i < 32; i++)
+ for (i = 0; i < 32; i++) {
ptl->profile_compatibility_flag[i] = get_bits1(gb);
+
+ if (ptl->profile_idc == 0 && i > 0 && ptl->profile_compatibility_flag[i])
+ ptl->profile_idc = i;
+ }
ptl->progressive_source_flag = get_bits1(gb);
ptl->interlaced_source_flag = get_bits1(gb);
ptl->non_packed_constraint_flag = get_bits1(gb);
av_log(avctx, AV_LOG_DEBUG, "Decoding VPS\n");
vps_id = get_bits(gb, 4);
- if (vps_id >= MAX_VPS_COUNT) {
+ if (vps_id >= HEVC_MAX_VPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "VPS id out of range: %d\n", vps_id);
goto err;
}
goto err;
}
- if (vps->vps_max_sub_layers > MAX_SUB_LAYERS) {
+ if (vps->vps_max_sub_layers > HEVC_MAX_SUB_LAYERS) {
av_log(avctx, AV_LOG_ERROR, "vps_max_sub_layers out of range: %d\n",
vps->vps_max_sub_layers);
goto err;
vps->vps_num_reorder_pics[i] = get_ue_golomb_long(gb);
vps->vps_max_latency_increase[i] = get_ue_golomb_long(gb) - 1;
- if (vps->vps_max_dec_pic_buffering[i] > MAX_DPB_SIZE) {
+ if (vps->vps_max_dec_pic_buffering[i] > HEVC_MAX_DPB_SIZE) {
av_log(avctx, AV_LOG_ERROR, "vps_max_dec_pic_buffering_minus1 out of range: %d\n",
vps->vps_max_dec_pic_buffering[i] - 1);
goto err;
vui->matrix_coeffs = get_bits(gb, 8);
// Set invalid values to "unspecified"
- if (vui->colour_primaries >= AVCOL_PRI_NB)
+ if (!av_color_primaries_name(vui->colour_primaries))
vui->colour_primaries = AVCOL_PRI_UNSPECIFIED;
- if (vui->transfer_characteristic >= AVCOL_TRC_NB)
+ if (!av_color_transfer_name(vui->transfer_characteristic))
vui->transfer_characteristic = AVCOL_TRC_UNSPECIFIED;
- if (vui->matrix_coeffs >= AVCOL_SPC_NB)
+ if (!av_color_space_name(vui->matrix_coeffs))
vui->matrix_coeffs = AVCOL_SPC_UNSPECIFIED;
}
}
vui->def_disp_win.bottom_offset = get_ue_golomb_long(gb) * 2;
if (apply_defdispwin &&
- avctx->flags2 & CODEC_FLAG2_IGNORE_CROP) {
+ avctx->flags2 & AV_CODEC_FLAG2_IGNORE_CROP) {
av_log(avctx, AV_LOG_DEBUG,
"discarding vui default display window, "
"original values are l:%u r:%u t:%u b:%u\n",
return 0;
}
+static int map_pixel_format(AVCodecContext *avctx, HEVCSPS *sps)
+{
+ const AVPixFmtDescriptor *desc;
+ if (sps->chroma_format_idc == 1) {
+ switch (sps->bit_depth) {
+ case 8: sps->pix_fmt = AV_PIX_FMT_YUV420P; break;
+ case 9: sps->pix_fmt = AV_PIX_FMT_YUV420P9; break;
+ case 10: sps->pix_fmt = AV_PIX_FMT_YUV420P10; break;
+ default:
+ avpriv_report_missing_feature(avctx, "Bit depth %d",
+ sps->bit_depth);
+ return AVERROR_PATCHWELCOME;
+ }
+ } else {
+ avpriv_report_missing_feature(avctx, "Non-4:2:0 support");
+ return AVERROR_PATCHWELCOME;
+ }
+
+ desc = av_pix_fmt_desc_get(sps->pix_fmt);
+ if (!desc)
+ return AVERROR(EINVAL);
+
+ sps->hshift[0] = sps->vshift[0] = 0;
+ sps->hshift[2] = sps->hshift[1] = desc->log2_chroma_w;
+ sps->vshift[2] = sps->vshift[1] = desc->log2_chroma_h;
+
+ sps->pixel_shift = sps->bit_depth > 8;
+
+ return 0;
+}
+
int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx)
{
- const AVPixFmtDescriptor *desc;
int ret = 0;
int log2_diff_max_min_transform_block_size;
int bit_depth_chroma, start, vui_present, sublayer_ordering_info;
// Coded parameters
sps->vps_id = get_bits(gb, 4);
- if (sps->vps_id >= MAX_VPS_COUNT) {
+ if (sps->vps_id >= HEVC_MAX_VPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "VPS id out of range: %d\n", sps->vps_id);
ret = AVERROR_INVALIDDATA;
goto err;
}
sps->max_sub_layers = get_bits(gb, 3) + 1;
- if (sps->max_sub_layers > MAX_SUB_LAYERS) {
+ if (sps->max_sub_layers > HEVC_MAX_SUB_LAYERS) {
av_log(avctx, AV_LOG_ERROR, "sps_max_sub_layers out of range: %d\n",
sps->max_sub_layers);
ret = AVERROR_INVALIDDATA;
parse_ptl(gb, avctx, &sps->ptl, sps->max_sub_layers);
*sps_id = get_ue_golomb_long(gb);
- if (*sps_id >= MAX_SPS_COUNT) {
+ if (*sps_id >= HEVC_MAX_SPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", *sps_id);
ret = AVERROR_INVALIDDATA;
goto err;
sps->chroma_format_idc = get_ue_golomb_long(gb);
if (sps->chroma_format_idc != 1) {
- avpriv_report_missing_feature(avctx, "chroma_format_idc != 1\n");
+ avpriv_report_missing_feature(avctx, "chroma_format_idc %d",
+ sps->chroma_format_idc);
ret = AVERROR_PATCHWELCOME;
goto err;
}
sps->pic_conf_win.top_offset = get_ue_golomb_long(gb) * 2;
sps->pic_conf_win.bottom_offset = get_ue_golomb_long(gb) * 2;
- if (avctx->flags2 & CODEC_FLAG2_IGNORE_CROP) {
+ if (avctx->flags2 & AV_CODEC_FLAG2_IGNORE_CROP) {
av_log(avctx, AV_LOG_DEBUG,
"discarding sps conformance window, "
"original values are l:%u r:%u t:%u b:%u\n",
goto err;
}
- if (sps->chroma_format_idc == 1) {
- switch (sps->bit_depth) {
- case 8: sps->pix_fmt = AV_PIX_FMT_YUV420P; break;
- case 9: sps->pix_fmt = AV_PIX_FMT_YUV420P9; break;
- case 10: sps->pix_fmt = AV_PIX_FMT_YUV420P10; break;
- default:
- av_log(avctx, AV_LOG_ERROR, "Unsupported bit depth: %d\n",
- sps->bit_depth);
- ret = AVERROR_PATCHWELCOME;
- goto err;
- }
- } else {
- av_log(avctx, AV_LOG_ERROR,
- "non-4:2:0 support is currently unspecified.\n");
- return AVERROR_PATCHWELCOME;
- }
- desc = av_pix_fmt_desc_get(sps->pix_fmt);
- if (!desc) {
- ret = AVERROR(EINVAL);
+ ret = map_pixel_format(avctx, sps);
+ if (ret < 0)
goto err;
- }
-
- sps->hshift[0] = sps->vshift[0] = 0;
- sps->hshift[2] = sps->hshift[1] = desc->log2_chroma_w;
- sps->vshift[2] = sps->vshift[1] = desc->log2_chroma_h;
-
- sps->pixel_shift = sps->bit_depth > 8;
sps->log2_max_poc_lsb = get_ue_golomb_long(gb) + 4;
if (sps->log2_max_poc_lsb > 16) {
sps->temporal_layer[i].max_dec_pic_buffering = get_ue_golomb_long(gb) + 1;
sps->temporal_layer[i].num_reorder_pics = get_ue_golomb_long(gb);
sps->temporal_layer[i].max_latency_increase = get_ue_golomb_long(gb) - 1;
- if (sps->temporal_layer[i].max_dec_pic_buffering > MAX_DPB_SIZE) {
+ if (sps->temporal_layer[i].max_dec_pic_buffering > HEVC_MAX_DPB_SIZE) {
av_log(avctx, AV_LOG_ERROR, "sps_max_dec_pic_buffering_minus1 out of range: %d\n",
sps->temporal_layer[i].max_dec_pic_buffering - 1);
ret = AVERROR_INVALIDDATA;
av_log(avctx, AV_LOG_WARNING, "sps_max_num_reorder_pics out of range: %d\n",
sps->temporal_layer[i].num_reorder_pics);
if (avctx->err_recognition & AV_EF_EXPLODE ||
- sps->temporal_layer[i].num_reorder_pics > MAX_DPB_SIZE - 1) {
+ sps->temporal_layer[i].num_reorder_pics > HEVC_MAX_DPB_SIZE - 1) {
ret = AVERROR_INVALIDDATA;
goto err;
}
}
sps->nb_st_rps = get_ue_golomb_long(gb);
- if (sps->nb_st_rps > MAX_SHORT_TERM_RPS_COUNT) {
+ if (sps->nb_st_rps > HEVC_MAX_SHORT_TERM_RPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "Too many short term RPS: %d.\n",
sps->nb_st_rps);
ret = AVERROR_INVALIDDATA;
sps->output_window.bottom_offset += sps->vui.def_disp_win.bottom_offset;
}
if (sps->output_window.left_offset & (0x1F >> (sps->pixel_shift)) &&
- !(avctx->flags & CODEC_FLAG_UNALIGNED)) {
+ !(avctx->flags & AV_CODEC_FLAG_UNALIGNED)) {
sps->output_window.left_offset &= ~(0x1F >> (sps->pixel_shift));
av_log(avctx, AV_LOG_WARNING, "Reducing left output window to %d "
"chroma samples to preserve alignment.\n",
goto err;
}
- if (sps->log2_ctb_size > MAX_LOG2_CTB_SIZE) {
+ if (sps->log2_ctb_size > HEVC_MAX_LOG2_CTB_SIZE) {
av_log(avctx, AV_LOG_ERROR, "CTB size out of range: 2^%d\n", sps->log2_ctb_size);
goto err;
}
av_freep(&pps);
}
+static inline int setup_pps(AVCodecContext *avctx, GetBitContext *gb,
+ HEVCPPS *pps, HEVCSPS *sps)
+{
+ int log2_diff;
+ int pic_area_in_ctbs, pic_area_in_min_tbs;
+ int i, j, x, y, ctb_addr_rs, tile_id;
+
+ // Inferred parameters
+ pps->col_bd = av_malloc_array(pps->num_tile_columns + 1, sizeof(*pps->col_bd));
+ pps->row_bd = av_malloc_array(pps->num_tile_rows + 1, sizeof(*pps->row_bd));
+ pps->col_idxX = av_malloc_array(sps->ctb_width, sizeof(*pps->col_idxX));
+ if (!pps->col_bd || !pps->row_bd || !pps->col_idxX)
+ return AVERROR(ENOMEM);
+
+ if (pps->uniform_spacing_flag) {
+ if (!pps->column_width) {
+ pps->column_width = av_malloc_array(pps->num_tile_columns, sizeof(*pps->column_width));
+ pps->row_height = av_malloc_array(pps->num_tile_rows, sizeof(*pps->row_height));
+ }
+ if (!pps->column_width || !pps->row_height)
+ return AVERROR(ENOMEM);
+
+ for (i = 0; i < pps->num_tile_columns; i++) {
+ pps->column_width[i] = ((i + 1) * sps->ctb_width) / pps->num_tile_columns -
+ (i * sps->ctb_width) / pps->num_tile_columns;
+ }
+
+ for (i = 0; i < pps->num_tile_rows; i++) {
+ pps->row_height[i] = ((i + 1) * sps->ctb_height) / pps->num_tile_rows -
+ (i * sps->ctb_height) / pps->num_tile_rows;
+ }
+ }
+
+ pps->col_bd[0] = 0;
+ for (i = 0; i < pps->num_tile_columns; i++)
+ pps->col_bd[i + 1] = pps->col_bd[i] + pps->column_width[i];
+
+ pps->row_bd[0] = 0;
+ for (i = 0; i < pps->num_tile_rows; i++)
+ pps->row_bd[i + 1] = pps->row_bd[i] + pps->row_height[i];
+
+ for (i = 0, j = 0; i < sps->ctb_width; i++) {
+ if (i > pps->col_bd[j])
+ j++;
+ pps->col_idxX[i] = j;
+ }
+
+ /**
+ * 6.5
+ */
+ pic_area_in_ctbs = sps->ctb_width * sps->ctb_height;
+ pic_area_in_min_tbs = sps->min_tb_width * sps->min_tb_height;
+
+ pps->ctb_addr_rs_to_ts = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->ctb_addr_rs_to_ts));
+ pps->ctb_addr_ts_to_rs = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->ctb_addr_ts_to_rs));
+ pps->tile_id = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->tile_id));
+ pps->min_tb_addr_zs = av_malloc_array(pic_area_in_min_tbs, sizeof(*pps->min_tb_addr_zs));
+ if (!pps->ctb_addr_rs_to_ts || !pps->ctb_addr_ts_to_rs ||
+ !pps->tile_id || !pps->min_tb_addr_zs) {
+ return AVERROR(ENOMEM);
+ }
+
+ for (ctb_addr_rs = 0; ctb_addr_rs < pic_area_in_ctbs; ctb_addr_rs++) {
+ int tb_x = ctb_addr_rs % sps->ctb_width;
+ int tb_y = ctb_addr_rs / sps->ctb_width;
+ int tile_x = 0;
+ int tile_y = 0;
+ int val = 0;
+
+ for (i = 0; i < pps->num_tile_columns; i++) {
+ if (tb_x < pps->col_bd[i + 1]) {
+ tile_x = i;
+ break;
+ }
+ }
+
+ for (i = 0; i < pps->num_tile_rows; i++) {
+ if (tb_y < pps->row_bd[i + 1]) {
+ tile_y = i;
+ break;
+ }
+ }
+
+ for (i = 0; i < tile_x; i++)
+ val += pps->row_height[tile_y] * pps->column_width[i];
+ for (i = 0; i < tile_y; i++)
+ val += sps->ctb_width * pps->row_height[i];
+
+ val += (tb_y - pps->row_bd[tile_y]) * pps->column_width[tile_x] +
+ tb_x - pps->col_bd[tile_x];
+
+ pps->ctb_addr_rs_to_ts[ctb_addr_rs] = val;
+ pps->ctb_addr_ts_to_rs[val] = ctb_addr_rs;
+ }
+
+ for (j = 0, tile_id = 0; j < pps->num_tile_rows; j++)
+ for (i = 0; i < pps->num_tile_columns; i++, tile_id++)
+ for (y = pps->row_bd[j]; y < pps->row_bd[j + 1]; y++)
+ for (x = pps->col_bd[i]; x < pps->col_bd[i + 1]; x++)
+ pps->tile_id[pps->ctb_addr_rs_to_ts[y * sps->ctb_width + x]] = tile_id;
+
+ pps->tile_pos_rs = av_malloc_array(tile_id, sizeof(*pps->tile_pos_rs));
+ if (!pps->tile_pos_rs)
+ return AVERROR(ENOMEM);
+
+ for (j = 0; j < pps->num_tile_rows; j++)
+ for (i = 0; i < pps->num_tile_columns; i++)
+ pps->tile_pos_rs[j * pps->num_tile_columns + i] =
+ pps->row_bd[j] * sps->ctb_width + pps->col_bd[i];
+
+ log2_diff = sps->log2_ctb_size - sps->log2_min_tb_size;
+ for (y = 0; y < sps->min_tb_height; y++) {
+ for (x = 0; x < sps->min_tb_width; x++) {
+ int tb_x = x >> log2_diff;
+ int tb_y = y >> log2_diff;
+ int rs = sps->ctb_width * tb_y + tb_x;
+ int val = pps->ctb_addr_rs_to_ts[rs] << (log2_diff * 2);
+ for (i = 0; i < log2_diff; i++) {
+ int m = 1 << i;
+ val += (m & x ? m * m : 0) + (m & y ? 2 * m * m : 0);
+ }
+ pps->min_tb_addr_zs[y * sps->min_tb_width + x] = val;
+ }
+ }
+
+ return 0;
+}
+
int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
HEVCParamSets *ps)
{
HEVCSPS *sps = NULL;
- int pic_area_in_ctbs, pic_area_in_min_tbs;
- int log2_diff_ctb_min_tb_size;
- int i, j, x, y, ctb_addr_rs, tile_id;
- int ret = 0;
+ int i, ret = 0;
unsigned int pps_id = 0;
AVBufferRef *pps_buf;
// Coded parameters
pps_id = get_ue_golomb_long(gb);
- if (pps_id >= MAX_PPS_COUNT) {
+ if (pps_id >= HEVC_MAX_PPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", pps_id);
ret = AVERROR_INVALIDDATA;
goto err;
}
pps->sps_id = get_ue_golomb_long(gb);
- if (pps->sps_id >= MAX_SPS_COUNT) {
+ if (pps->sps_id >= HEVC_MAX_SPS_COUNT) {
av_log(avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", pps->sps_id);
ret = AVERROR_INVALIDDATA;
goto err;
pps->slice_header_extension_present_flag = get_bits1(gb);
skip_bits1(gb); // pps_extension_flag
- // Inferred parameters
- pps->col_bd = av_malloc_array(pps->num_tile_columns + 1, sizeof(*pps->col_bd));
- pps->row_bd = av_malloc_array(pps->num_tile_rows + 1, sizeof(*pps->row_bd));
- pps->col_idxX = av_malloc_array(sps->ctb_width, sizeof(*pps->col_idxX));
- if (!pps->col_bd || !pps->row_bd || !pps->col_idxX) {
- ret = AVERROR(ENOMEM);
- goto err;
- }
-
- if (pps->uniform_spacing_flag) {
- if (!pps->column_width) {
- pps->column_width = av_malloc_array(pps->num_tile_columns, sizeof(*pps->column_width));
- pps->row_height = av_malloc_array(pps->num_tile_rows, sizeof(*pps->row_height));
- }
- if (!pps->column_width || !pps->row_height) {
- ret = AVERROR(ENOMEM);
- goto err;
- }
-
- for (i = 0; i < pps->num_tile_columns; i++) {
- pps->column_width[i] = ((i + 1) * sps->ctb_width) / pps->num_tile_columns -
- (i * sps->ctb_width) / pps->num_tile_columns;
- }
-
- for (i = 0; i < pps->num_tile_rows; i++) {
- pps->row_height[i] = ((i + 1) * sps->ctb_height) / pps->num_tile_rows -
- (i * sps->ctb_height) / pps->num_tile_rows;
- }
- }
-
- pps->col_bd[0] = 0;
- for (i = 0; i < pps->num_tile_columns; i++)
- pps->col_bd[i + 1] = pps->col_bd[i] + pps->column_width[i];
-
- pps->row_bd[0] = 0;
- for (i = 0; i < pps->num_tile_rows; i++)
- pps->row_bd[i + 1] = pps->row_bd[i] + pps->row_height[i];
-
- for (i = 0, j = 0; i < sps->ctb_width; i++) {
- if (i > pps->col_bd[j])
- j++;
- pps->col_idxX[i] = j;
- }
-
- /**
- * 6.5
- */
- pic_area_in_ctbs = sps->ctb_width * sps->ctb_height;
- pic_area_in_min_tbs = sps->min_tb_width * sps->min_tb_height;
-
- pps->ctb_addr_rs_to_ts = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->ctb_addr_rs_to_ts));
- pps->ctb_addr_ts_to_rs = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->ctb_addr_ts_to_rs));
- pps->tile_id = av_malloc_array(pic_area_in_ctbs, sizeof(*pps->tile_id));
- pps->min_tb_addr_zs = av_malloc_array(pic_area_in_min_tbs, sizeof(*pps->min_tb_addr_zs));
- if (!pps->ctb_addr_rs_to_ts || !pps->ctb_addr_ts_to_rs ||
- !pps->tile_id || !pps->min_tb_addr_zs) {
- ret = AVERROR(ENOMEM);
- goto err;
- }
-
- for (ctb_addr_rs = 0; ctb_addr_rs < pic_area_in_ctbs; ctb_addr_rs++) {
- int tb_x = ctb_addr_rs % sps->ctb_width;
- int tb_y = ctb_addr_rs / sps->ctb_width;
- int tile_x = 0;
- int tile_y = 0;
- int val = 0;
-
- for (i = 0; i < pps->num_tile_columns; i++) {
- if (tb_x < pps->col_bd[i + 1]) {
- tile_x = i;
- break;
- }
- }
-
- for (i = 0; i < pps->num_tile_rows; i++) {
- if (tb_y < pps->row_bd[i + 1]) {
- tile_y = i;
- break;
- }
- }
-
- for (i = 0; i < tile_x; i++)
- val += pps->row_height[tile_y] * pps->column_width[i];
- for (i = 0; i < tile_y; i++)
- val += sps->ctb_width * pps->row_height[i];
-
- val += (tb_y - pps->row_bd[tile_y]) * pps->column_width[tile_x] +
- tb_x - pps->col_bd[tile_x];
-
- pps->ctb_addr_rs_to_ts[ctb_addr_rs] = val;
- pps->ctb_addr_ts_to_rs[val] = ctb_addr_rs;
- }
-
- for (j = 0, tile_id = 0; j < pps->num_tile_rows; j++)
- for (i = 0; i < pps->num_tile_columns; i++, tile_id++)
- for (y = pps->row_bd[j]; y < pps->row_bd[j + 1]; y++)
- for (x = pps->col_bd[i]; x < pps->col_bd[i + 1]; x++)
- pps->tile_id[pps->ctb_addr_rs_to_ts[y * sps->ctb_width + x]] = tile_id;
-
- pps->tile_pos_rs = av_malloc_array(tile_id, sizeof(*pps->tile_pos_rs));
- if (!pps->tile_pos_rs) {
- ret = AVERROR(ENOMEM);
+ ret = setup_pps(avctx, gb, pps, sps);
+ if (ret < 0)
goto err;
- }
-
- for (j = 0; j < pps->num_tile_rows; j++)
- for (i = 0; i < pps->num_tile_columns; i++)
- pps->tile_pos_rs[j * pps->num_tile_columns + i] = pps->row_bd[j] * sps->ctb_width + pps->col_bd[i];
-
- log2_diff_ctb_min_tb_size = sps->log2_ctb_size - sps->log2_min_tb_size;
- for (y = 0; y < sps->min_tb_height; y++) {
- for (x = 0; x < sps->min_tb_width; x++) {
- int tb_x = x >> log2_diff_ctb_min_tb_size;
- int tb_y = y >> log2_diff_ctb_min_tb_size;
- int ctb_addr_rs = sps->ctb_width * tb_y + tb_x;
- int val = pps->ctb_addr_rs_to_ts[ctb_addr_rs] <<
- (log2_diff_ctb_min_tb_size * 2);
- for (i = 0; i < log2_diff_ctb_min_tb_size; i++) {
- int m = 1 << i;
- val += (m & x ? m * m : 0) + (m & y ? 2 * m * m : 0);
- }
- pps->min_tb_addr_zs[y * sps->min_tb_width + x] = val;
- }
- }
remove_pps(ps, pps_id);
ps->pps_list[pps_id] = pps_buf;
projects / ffmpeg / blobdiff