}
}
-static int alloc_scratch_buffers(H264Context *h, int linesize)
+static int alloc_scratch_buffers(H264SliceContext *sl, int linesize)
{
+ const H264Context *h = sl->h264;
int alloc_size = FFALIGN(FFABS(linesize) + 32, 32);
- if (h->bipred_scratchpad)
- return 0;
-
- h->bipred_scratchpad = av_malloc(16 * 6 * alloc_size);
+ av_fast_malloc(&sl->bipred_scratchpad, &sl->bipred_scratchpad_allocated, 16 * 6 * alloc_size);
// edge emu needs blocksize + filter length - 1
// (= 21x21 for h264)
- h->edge_emu_buffer = av_mallocz(alloc_size * 2 * 21);
-
- if (!h->bipred_scratchpad || !h->edge_emu_buffer) {
- av_freep(&h->bipred_scratchpad);
- av_freep(&h->edge_emu_buffer);
+ av_fast_malloc(&sl->edge_emu_buffer, &sl->edge_emu_buffer_allocated, alloc_size * 2 * 21);
+
+ av_fast_malloc(&sl->top_borders[0], &sl->top_borders_allocated[0],
+ h->mb_width * 16 * 3 * sizeof(uint8_t) * 2);
+ av_fast_malloc(&sl->top_borders[1], &sl->top_borders_allocated[1],
+ h->mb_width * 16 * 3 * sizeof(uint8_t) * 2);
+
+ if (!sl->bipred_scratchpad || !sl->edge_emu_buffer ||
+ !sl->top_borders[0] || !sl->top_borders[1]) {
+ av_freep(&sl->bipred_scratchpad);
+ av_freep(&sl->edge_emu_buffer);
+ av_freep(&sl->top_borders[0]);
+ av_freep(&sl->top_borders[1]);
+
+ sl->bipred_scratchpad_allocated = 0;
+ sl->edge_emu_buffer_allocated = 0;
+ sl->top_borders_allocated[0] = 0;
+ sl->top_borders_allocated[1] = 0;
return AVERROR(ENOMEM);
}
if (ret < 0)
goto fail;
- h->linesize = pic->f.linesize[0];
- h->uvlinesize = pic->f.linesize[1];
pic->crop = h->sps.crop;
pic->crop_top = h->sps.crop_top;
pic->crop_left= h->sps.crop_left;
pic->hwaccel_picture_private = pic->hwaccel_priv_buf->data;
}
}
- if (!h->avctx->hwaccel && CONFIG_GRAY && h->flags & CODEC_FLAG_GRAY && pic->f.data[2]) {
+ if (CONFIG_GRAY && !h->avctx->hwaccel && h->flags & CODEC_FLAG_GRAY && pic->f.data[2]) {
int h_chroma_shift, v_chroma_shift;
av_pix_fmt_get_chroma_sub_sample(pic->f.format,
&h_chroma_shift, &v_chroma_shift);
}
}
-/**
- * Mimic alloc_tables(), but for every context thread.
- */
-static void clone_tables(H264Context *dst, H264Context *src, int i)
-{
- dst->intra4x4_pred_mode = src->intra4x4_pred_mode + i * 8 * 2 * src->mb_stride;
- dst->non_zero_count = src->non_zero_count;
- dst->slice_table = src->slice_table;
- dst->cbp_table = src->cbp_table;
- dst->mb2b_xy = src->mb2b_xy;
- dst->mb2br_xy = src->mb2br_xy;
- dst->chroma_pred_mode_table = src->chroma_pred_mode_table;
- dst->mvd_table[0] = src->mvd_table[0] + i * 8 * 2 * src->mb_stride;
- dst->mvd_table[1] = src->mvd_table[1] + i * 8 * 2 * src->mb_stride;
- dst->direct_table = src->direct_table;
- dst->list_counts = src->list_counts;
- dst->DPB = src->DPB;
- dst->cur_pic_ptr = src->cur_pic_ptr;
- dst->cur_pic = src->cur_pic;
- dst->bipred_scratchpad = NULL;
- dst->edge_emu_buffer = NULL;
- ff_h264_pred_init(&dst->hpc, src->avctx->codec_id, src->sps.bit_depth_luma,
- src->sps.chroma_format_idc);
-}
-
#define IN_RANGE(a, b, size) (((a) >= (b)) && ((a) < ((b) + (size))))
#define REBASE_PICTURE(pic, new_ctx, old_ctx) \
h->sps.chroma_format_idc != h1->sps.chroma_format_idc ||
h->sps.colorspace != h1->sps.colorspace)) {
- /* set bits_per_raw_sample to the previous value. the check for changed
- * bit depth in h264_set_parameter_from_sps() uses it and sets it to
- * the current value */
- h->avctx->bits_per_raw_sample = h->sps.bit_depth_luma;
-
- av_freep(&h->bipred_scratchpad);
-
h->width = h1->width;
h->height = h1->height;
h->mb_height = h1->mb_height;
h->cur_chroma_format_idc = h1->cur_chroma_format_idc;
#endif
}
- /* update linesize on resize for h264. The h264 decoder doesn't
- * necessarily call ff_mpv_frame_start in the new thread */
- h->linesize = h1->linesize;
- h->uvlinesize = h1->uvlinesize;
/* copy block_offset since frame_start may not be called */
memcpy(h->block_offset, h1->block_offset, sizeof(h->block_offset));
if (!inited) {
+ H264SliceContext *orig_slice_ctx = h->slice_ctx;
+
for (i = 0; i < MAX_SPS_COUNT; i++)
av_freep(h->sps_buffers + i);
for (i = 0; i < MAX_PPS_COUNT; i++)
av_freep(h->pps_buffers + i);
- av_freep(&h->rbsp_buffer[0]);
- av_freep(&h->rbsp_buffer[1]);
ff_h264_unref_picture(h, &h->last_pic_for_ec);
- memcpy(h, h1, offsetof(H264Context, intra_pcm_ptr));
- memcpy(&h->cabac, &h1->cabac,
- sizeof(H264Context) - offsetof(H264Context, cabac));
- av_assert0((void*)&h->cabac == &h->mb_padding + 1);
+ memcpy(h, h1, sizeof(H264Context));
memset(h->sps_buffers, 0, sizeof(h->sps_buffers));
memset(h->pps_buffers, 0, sizeof(h->pps_buffers));
- memset(&h->er, 0, sizeof(h->er));
- memset(&h->mb, 0, sizeof(h->mb));
- memset(&h->mb_luma_dc, 0, sizeof(h->mb_luma_dc));
- memset(&h->mb_padding, 0, sizeof(h->mb_padding));
memset(&h->cur_pic, 0, sizeof(h->cur_pic));
memset(&h->last_pic_for_ec, 0, sizeof(h->last_pic_for_ec));
+ h->slice_ctx = orig_slice_ctx;
+
+ memset(&h->slice_ctx[0].er, 0, sizeof(h->slice_ctx[0].er));
+ memset(&h->slice_ctx[0].mb, 0, sizeof(h->slice_ctx[0].mb));
+ memset(&h->slice_ctx[0].mb_luma_dc, 0, sizeof(h->slice_ctx[0].mb_luma_dc));
+ memset(&h->slice_ctx[0].mb_padding, 0, sizeof(h->slice_ctx[0].mb_padding));
+
h->avctx = dst;
h->DPB = NULL;
h->qscale_table_pool = NULL;
h->list_counts = NULL;
h->mb2b_xy = NULL;
h->mb2br_xy = NULL;
- for (i = 0; i < 2; i++) {
- h->rbsp_buffer[i] = NULL;
- h->rbsp_buffer_size[i] = 0;
- }
if (h1->context_initialized) {
h->context_initialized = 0;
av_log(dst, AV_LOG_ERROR, "Could not allocate memory\n");
return ret;
}
- ret = ff_h264_context_init(h);
+ ret = ff_h264_slice_context_init(h, &h->slice_ctx[0]);
if (ret < 0) {
av_log(dst, AV_LOG_ERROR, "context_init() failed.\n");
return ret;
}
}
- h->bipred_scratchpad = NULL;
- h->edge_emu_buffer = NULL;
-
- h->thread_context[0] = h;
h->context_initialized = h1->context_initialized;
}
h->coded_picture_number = h1->coded_picture_number;
h->first_field = h1->first_field;
h->picture_structure = h1->picture_structure;
- h->qscale = h1->qscale;
h->droppable = h1->droppable;
h->low_delay = h1->low_delay;
return ret;
}
+ h->enable_er = h1->enable_er;
h->workaround_bugs = h1->workaround_bugs;
h->low_delay = h1->low_delay;
h->droppable = h1->droppable;
h->dequant_coeff_pps = h1->dequant_coeff_pps;
// POC timing
- copy_fields(h, h1, poc_lsb, redundant_pic_count);
+ copy_fields(h, h1, poc_lsb, default_ref_list);
// reference lists
- copy_fields(h, h1, short_ref, cabac_init_idc);
+ copy_fields(h, h1, short_ref, current_slice);
copy_picture_range(h->short_ref, h1->short_ref, 32, h, h1);
copy_picture_range(h->long_ref, h1->long_ref, 32, h, h1);
h->cur_pic_ptr = pic;
ff_h264_unref_picture(h, &h->cur_pic);
if (CONFIG_ERROR_RESILIENCE) {
- ff_h264_set_erpic(&h->er.cur_pic, NULL);
+ ff_h264_set_erpic(&h->slice_ctx[0].er.cur_pic, NULL);
}
if ((ret = ff_h264_ref_picture(h, &h->cur_pic, h->cur_pic_ptr)) < 0)
return ret;
- if (CONFIG_ERROR_RESILIENCE) {
- ff_er_frame_start(&h->er);
- ff_h264_set_erpic(&h->er.last_pic, NULL);
- ff_h264_set_erpic(&h->er.next_pic, NULL);
+ for (i = 0; i < h->nb_slice_ctx; i++) {
+ h->slice_ctx[i].linesize = h->cur_pic_ptr->f.linesize[0];
+ h->slice_ctx[i].uvlinesize = h->cur_pic_ptr->f.linesize[1];
}
- assert(h->linesize && h->uvlinesize);
+ if (CONFIG_ERROR_RESILIENCE && h->enable_er) {
+ ff_er_frame_start(&h->slice_ctx[0].er);
+ ff_h264_set_erpic(&h->slice_ctx[0].er.last_pic, NULL);
+ ff_h264_set_erpic(&h->slice_ctx[0].er.next_pic, NULL);
+ }
for (i = 0; i < 16; i++) {
- h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 4 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
- h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 8 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 4 * pic->f.linesize[0] * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 8 * pic->f.linesize[0] * ((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) << pixel_shift) + 4 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 4 * pic->f.linesize[1] * ((scan8[i] - scan8[0]) >> 3);
h->block_offset[48 + 16 + i] =
- h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 8 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7) << pixel_shift) + 8 * pic->f.linesize[1] * ((scan8[i] - scan8[0]) >> 3);
}
/* We mark the current picture as non-reference after allocating it, so
return 0;
}
-static av_always_inline void backup_mb_border(H264Context *h, uint8_t *src_y,
+static av_always_inline void backup_mb_border(const H264Context *h, H264SliceContext *sl,
+ uint8_t *src_y,
uint8_t *src_cb, uint8_t *src_cr,
int linesize, int uvlinesize,
int simple)
src_cr -= uvlinesize;
if (!simple && FRAME_MBAFF(h)) {
- if (h->mb_y & 1) {
- if (!MB_MBAFF(h)) {
- top_border = h->top_borders[0][h->mb_x];
+ if (sl->mb_y & 1) {
+ if (!MB_MBAFF(sl)) {
+ top_border = sl->top_borders[0][sl->mb_x];
AV_COPY128(top_border, src_y + 15 * linesize);
if (pixel_shift)
AV_COPY128(top_border + 16, src_y + 15 * linesize + 16);
}
}
}
- } else if (MB_MBAFF(h)) {
+ } else if (MB_MBAFF(sl)) {
top_idx = 0;
} else
return;
}
- top_border = h->top_borders[top_idx][h->mb_x];
+ top_border = sl->top_borders[top_idx][sl->mb_x];
/* There are two lines saved, the line above the top macroblock
* of a pair, and the line above the bottom macroblock. */
AV_COPY128(top_border, src_y + 16 * linesize);
* @param field 0/1 initialize the weight for interlaced MBAFF
* -1 initializes the rest
*/
-static void implicit_weight_table(H264Context *h, int field)
+static void implicit_weight_table(const H264Context *h, H264SliceContext *sl, int field)
{
int ref0, ref1, i, cur_poc, ref_start, ref_count0, ref_count1;
for (i = 0; i < 2; i++) {
- h->luma_weight_flag[i] = 0;
- h->chroma_weight_flag[i] = 0;
+ sl->luma_weight_flag[i] = 0;
+ sl->chroma_weight_flag[i] = 0;
}
if (field < 0) {
} else {
cur_poc = h->cur_pic_ptr->field_poc[h->picture_structure - 1];
}
- if (h->ref_count[0] == 1 && h->ref_count[1] == 1 && !FRAME_MBAFF(h) &&
- h->ref_list[0][0].poc + h->ref_list[1][0].poc == 2 * cur_poc) {
- h->use_weight = 0;
- h->use_weight_chroma = 0;
+ if (sl->ref_count[0] == 1 && sl->ref_count[1] == 1 && !FRAME_MBAFF(h) &&
+ sl->ref_list[0][0].poc + sl->ref_list[1][0].poc == 2 * cur_poc) {
+ sl->use_weight = 0;
+ sl->use_weight_chroma = 0;
return;
}
ref_start = 0;
- ref_count0 = h->ref_count[0];
- ref_count1 = h->ref_count[1];
+ ref_count0 = sl->ref_count[0];
+ ref_count1 = sl->ref_count[1];
} else {
cur_poc = h->cur_pic_ptr->field_poc[field];
ref_start = 16;
- ref_count0 = 16 + 2 * h->ref_count[0];
- ref_count1 = 16 + 2 * h->ref_count[1];
+ ref_count0 = 16 + 2 * sl->ref_count[0];
+ ref_count1 = 16 + 2 * sl->ref_count[1];
}
- h->use_weight = 2;
- h->use_weight_chroma = 2;
- h->luma_log2_weight_denom = 5;
- h->chroma_log2_weight_denom = 5;
+ sl->use_weight = 2;
+ sl->use_weight_chroma = 2;
+ sl->luma_log2_weight_denom = 5;
+ sl->chroma_log2_weight_denom = 5;
for (ref0 = ref_start; ref0 < ref_count0; ref0++) {
- int poc0 = h->ref_list[0][ref0].poc;
+ int poc0 = sl->ref_list[0][ref0].poc;
for (ref1 = ref_start; ref1 < ref_count1; ref1++) {
int w = 32;
- if (!h->ref_list[0][ref0].long_ref && !h->ref_list[1][ref1].long_ref) {
- int poc1 = h->ref_list[1][ref1].poc;
+ if (!sl->ref_list[0][ref0].parent->long_ref && !sl->ref_list[1][ref1].parent->long_ref) {
+ int poc1 = sl->ref_list[1][ref1].poc;
int td = av_clip_int8(poc1 - poc0);
if (td) {
int tb = av_clip_int8(cur_poc - poc0);
}
}
if (field < 0) {
- h->implicit_weight[ref0][ref1][0] =
- h->implicit_weight[ref0][ref1][1] = w;
+ sl->implicit_weight[ref0][ref1][0] =
+ sl->implicit_weight[ref0][ref1][1] = w;
} else {
- h->implicit_weight[ref0][ref1][field] = w;
+ sl->implicit_weight[ref0][ref1][field] = w;
}
}
}
}
}
-/**
- * Replicate H264 "master" context to thread contexts.
- */
-static int clone_slice(H264Context *dst, H264Context *src)
-{
- memcpy(dst->block_offset, src->block_offset, sizeof(dst->block_offset));
- dst->cur_pic_ptr = src->cur_pic_ptr;
- dst->cur_pic = src->cur_pic;
- dst->linesize = src->linesize;
- dst->uvlinesize = src->uvlinesize;
- dst->first_field = src->first_field;
-
- dst->prev_poc_msb = src->prev_poc_msb;
- dst->prev_poc_lsb = src->prev_poc_lsb;
- dst->prev_frame_num_offset = src->prev_frame_num_offset;
- dst->prev_frame_num = src->prev_frame_num;
- dst->short_ref_count = src->short_ref_count;
-
- memcpy(dst->short_ref, src->short_ref, sizeof(dst->short_ref));
- memcpy(dst->long_ref, src->long_ref, sizeof(dst->long_ref));
- memcpy(dst->default_ref_list, src->default_ref_list, sizeof(dst->default_ref_list));
-
- memcpy(dst->dequant4_coeff, src->dequant4_coeff, sizeof(src->dequant4_coeff));
- memcpy(dst->dequant8_coeff, src->dequant8_coeff, sizeof(src->dequant8_coeff));
-
- return 0;
-}
-
static enum AVPixelFormat get_pixel_format(H264Context *h, int force_callback)
{
#define HWACCEL_MAX (CONFIG_H264_DXVA2_HWACCEL + \
h->slice_context_count = nb_slices;
if (!HAVE_THREADS || !(h->avctx->active_thread_type & FF_THREAD_SLICE)) {
- ret = ff_h264_context_init(h);
+ ret = ff_h264_slice_context_init(h, &h->slice_ctx[0]);
if (ret < 0) {
av_log(h->avctx, AV_LOG_ERROR, "context_init() failed.\n");
goto fail;
}
} else {
- for (i = 1; i < h->slice_context_count; i++) {
- H264Context *c;
- c = h->thread_context[i] = av_mallocz(sizeof(H264Context));
- if (!c) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
- c->avctx = h->avctx;
- c->vdsp = h->vdsp;
- c->h264dsp = h->h264dsp;
- c->h264qpel = h->h264qpel;
- c->h264chroma = h->h264chroma;
- c->sps = h->sps;
- c->pps = h->pps;
- c->pixel_shift = h->pixel_shift;
- c->cur_chroma_format_idc = h->cur_chroma_format_idc;
- c->width = h->width;
- c->height = h->height;
- c->linesize = h->linesize;
- c->uvlinesize = h->uvlinesize;
- c->chroma_x_shift = h->chroma_x_shift;
- c->chroma_y_shift = h->chroma_y_shift;
- c->qscale = h->qscale;
- c->droppable = h->droppable;
- c->low_delay = h->low_delay;
- c->mb_width = h->mb_width;
- c->mb_height = h->mb_height;
- c->mb_stride = h->mb_stride;
- c->mb_num = h->mb_num;
- c->flags = h->flags;
- c->workaround_bugs = h->workaround_bugs;
- c->pict_type = h->pict_type;
-
- init_scan_tables(c);
- clone_tables(c, h, i);
- c->context_initialized = 1;
- }
+ for (i = 0; i < h->slice_context_count; i++) {
+ H264SliceContext *sl = &h->slice_ctx[i];
+
+ sl->h264 = h;
+ sl->intra4x4_pred_mode = h->intra4x4_pred_mode + i * 8 * 2 * h->mb_stride;
+ sl->mvd_table[0] = h->mvd_table[0] + i * 8 * 2 * h->mb_stride;
+ sl->mvd_table[1] = h->mvd_table[1] + i * 8 * 2 * h->mb_stride;
- for (i = 0; i < h->slice_context_count; i++)
- if ((ret = ff_h264_context_init(h->thread_context[i])) < 0) {
+ if ((ret = ff_h264_slice_context_init(h, sl)) < 0) {
av_log(h->avctx, AV_LOG_ERROR, "context_init() failed.\n");
goto fail;
}
+ }
}
h->context_initialized = 1;
* This will (re)intialize the decoder and call h264_frame_start() as needed.
*
* @param h h264context
- * @param h0 h264 master context (differs from 'h' when doing sliced based
- * parallel decoding)
*
* @return 0 if okay, <0 if an error occurred, 1 if decoding must not be multithreaded
*/
-int ff_h264_decode_slice_header(H264Context *h, H264Context *h0)
+int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl)
{
unsigned int first_mb_in_slice;
unsigned int pps_id;
int must_reinit;
int needs_reinit = 0;
int field_pic_flag, bottom_field_flag;
- int first_slice = h == h0 && !h0->current_slice;
+ int first_slice = sl == h->slice_ctx && !h->current_slice;
int frame_num, picture_structure, droppable;
PPS *pps;
h->qpel_put = h->h264qpel.put_h264_qpel_pixels_tab;
h->qpel_avg = h->h264qpel.avg_h264_qpel_pixels_tab;
- first_mb_in_slice = get_ue_golomb_long(&h->gb);
+ first_mb_in_slice = get_ue_golomb_long(&sl->gb);
if (first_mb_in_slice == 0) { // FIXME better field boundary detection
- if (h0->current_slice && h->cur_pic_ptr && FIELD_PICTURE(h)) {
- ff_h264_field_end(h, 1);
+ if (h->current_slice) {
+ if (h->cur_pic_ptr && FIELD_PICTURE(h) && h->first_field) {
+ ff_h264_field_end(h, sl, 1);
+ h->current_slice = 0;
+ } else if (h->cur_pic_ptr && !FIELD_PICTURE(h) && !h->first_field && h->nal_unit_type == NAL_IDR_SLICE) {
+ av_log(h, AV_LOG_WARNING, "Broken frame packetizing\n");
+ ff_h264_field_end(h, sl, 1);
+ h->current_slice = 0;
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 0);
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 1);
+ h->cur_pic_ptr = NULL;
+ } else
+ return AVERROR_INVALIDDATA;
}
- h0->current_slice = 0;
- if (!h0->first_field) {
+ if (!h->first_field) {
if (h->cur_pic_ptr && !h->droppable) {
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
h->picture_structure == PICT_BOTTOM_FIELD);
}
}
- slice_type = get_ue_golomb_31(&h->gb);
+ slice_type = get_ue_golomb_31(&sl->gb);
if (slice_type > 9) {
av_log(h->avctx, AV_LOG_ERROR,
- "slice type %d too large at %d %d\n",
- slice_type, h->mb_x, h->mb_y);
+ "slice type %d too large at %d\n",
+ slice_type, first_mb_in_slice);
return AVERROR_INVALIDDATA;
}
if (slice_type > 4) {
slice_type -= 5;
- h->slice_type_fixed = 1;
+ sl->slice_type_fixed = 1;
} else
- h->slice_type_fixed = 0;
+ sl->slice_type_fixed = 0;
slice_type = golomb_to_pict_type[slice_type];
- h->slice_type = slice_type;
- h->slice_type_nos = slice_type & 3;
+
+ sl->slice_type = slice_type;
+ sl->slice_type_nos = slice_type & 3;
if (h->nal_unit_type == NAL_IDR_SLICE &&
- h->slice_type_nos != AV_PICTURE_TYPE_I) {
+ sl->slice_type_nos != AV_PICTURE_TYPE_I) {
av_log(h->avctx, AV_LOG_ERROR, "A non-intra slice in an IDR NAL unit.\n");
return AVERROR_INVALIDDATA;
}
if (
(h->avctx->skip_frame >= AVDISCARD_NONREF && !h->nal_ref_idc) ||
- (h->avctx->skip_frame >= AVDISCARD_BIDIR && h->slice_type_nos == AV_PICTURE_TYPE_B) ||
- (h->avctx->skip_frame >= AVDISCARD_NONINTRA && h->slice_type_nos != AV_PICTURE_TYPE_I) ||
+ (h->avctx->skip_frame >= AVDISCARD_BIDIR && sl->slice_type_nos == AV_PICTURE_TYPE_B) ||
+ (h->avctx->skip_frame >= AVDISCARD_NONINTRA && sl->slice_type_nos != AV_PICTURE_TYPE_I) ||
(h->avctx->skip_frame >= AVDISCARD_NONKEY && h->nal_unit_type != NAL_IDR_SLICE) ||
h->avctx->skip_frame >= AVDISCARD_ALL) {
return SLICE_SKIPED;
}
// to make a few old functions happy, it's wrong though
- h->pict_type = h->slice_type;
+ h->pict_type = sl->slice_type;
- pps_id = get_ue_golomb(&h->gb);
+ pps_id = get_ue_golomb(&sl->gb);
if (pps_id >= MAX_PPS_COUNT) {
av_log(h->avctx, AV_LOG_ERROR, "pps_id %u out of range\n", pps_id);
return AVERROR_INVALIDDATA;
}
- if (!h0->pps_buffers[pps_id]) {
+ if (!h->pps_buffers[pps_id]) {
av_log(h->avctx, AV_LOG_ERROR,
"non-existing PPS %u referenced\n",
pps_id);
return AVERROR_INVALIDDATA;
}
- if (h0->au_pps_id >= 0 && pps_id != h0->au_pps_id) {
+ if (h->au_pps_id >= 0 && pps_id != h->au_pps_id) {
av_log(h->avctx, AV_LOG_ERROR,
"PPS change from %d to %d forbidden\n",
- h0->au_pps_id, pps_id);
+ h->au_pps_id, pps_id);
return AVERROR_INVALIDDATA;
}
- pps = h0->pps_buffers[pps_id];
+ pps = h->pps_buffers[pps_id];
- if (!h0->sps_buffers[pps->sps_id]) {
+ if (!h->sps_buffers[pps->sps_id]) {
av_log(h->avctx, AV_LOG_ERROR,
"non-existing SPS %u referenced\n",
h->pps.sps_id);
return AVERROR_INVALIDDATA;
}
if (first_slice)
- h->pps = *h0->pps_buffers[pps_id];
+ h->pps = *h->pps_buffers[pps_id];
if (pps->sps_id != h->sps.sps_id ||
pps->sps_id != h->current_sps_id ||
- h0->sps_buffers[pps->sps_id]->new) {
+ h->sps_buffers[pps->sps_id]->new) {
if (!first_slice) {
av_log(h->avctx, AV_LOG_ERROR,
return AVERROR_INVALIDDATA;
}
- h->sps = *h0->sps_buffers[h->pps.sps_id];
+ h->sps = *h->sps_buffers[h->pps.sps_id];
if (h->mb_width != h->sps.mb_width ||
h->mb_height != h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag) ||
- h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||
+ h->cur_bit_depth_luma != h->sps.bit_depth_luma ||
h->cur_chroma_format_idc != h->sps.chroma_format_idc
)
needs_reinit = 1;
must_reinit = (h->context_initialized &&
( 16*h->sps.mb_width != h->avctx->coded_width
|| 16*h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag) != h->avctx->coded_height
- || h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma
+ || h->cur_bit_depth_luma != h->sps.bit_depth_luma
|| h->cur_chroma_format_idc != h->sps.chroma_format_idc
|| h->mb_width != h->sps.mb_width
|| h->mb_height != h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag)
));
- if (non_j_pixfmt(h0->avctx->pix_fmt) != non_j_pixfmt(get_pixel_format(h0, 0)))
+ if (h->avctx->pix_fmt == AV_PIX_FMT_NONE
+ || (non_j_pixfmt(h->avctx->pix_fmt) != non_j_pixfmt(get_pixel_format(h, 0))))
must_reinit = 1;
if (first_slice && av_cmp_q(h->sps.sar, h->avctx->sample_aspect_ratio))
if (h->context_initialized &&
(must_reinit || needs_reinit)) {
- if (h != h0) {
+ if (sl != h->slice_ctx) {
av_log(h->avctx, AV_LOG_ERROR,
"changing width %d -> %d / height %d -> %d on "
"slice %d\n",
h->width, h->avctx->coded_width,
h->height, h->avctx->coded_height,
- h0->current_slice + 1);
+ h->current_slice + 1);
return AVERROR_INVALIDDATA;
}
}
}
if (!h->context_initialized) {
- if (h != h0) {
+ if (sl != h->slice_ctx) {
av_log(h->avctx, AV_LOG_ERROR,
"Cannot (re-)initialize context during parallel decoding.\n");
return AVERROR_PATCHWELCOME;
ff_h264_init_dequant_tables(h);
}
- frame_num = get_bits(&h->gb, h->sps.log2_max_frame_num);
+ frame_num = get_bits(&sl->gb, h->sps.log2_max_frame_num);
if (!first_slice) {
- if (h0->frame_num != frame_num) {
+ if (h->frame_num != frame_num) {
av_log(h->avctx, AV_LOG_ERROR, "Frame num change from %d to %d\n",
- h0->frame_num, frame_num);
+ h->frame_num, frame_num);
return AVERROR_INVALIDDATA;
}
}
- h->mb_mbaff = 0;
+ sl->mb_mbaff = 0;
h->mb_aff_frame = 0;
- last_pic_structure = h0->picture_structure;
- last_pic_droppable = h0->droppable;
+ last_pic_structure = h->picture_structure;
+ last_pic_droppable = h->droppable;
droppable = h->nal_ref_idc == 0;
if (h->sps.frame_mbs_only_flag) {
picture_structure = PICT_FRAME;
av_log(h->avctx, AV_LOG_ERROR, "This stream was generated by a broken encoder, invalid 8x8 inference\n");
return -1;
}
- field_pic_flag = get_bits1(&h->gb);
+ field_pic_flag = get_bits1(&sl->gb);
if (field_pic_flag) {
- bottom_field_flag = get_bits1(&h->gb);
+ bottom_field_flag = get_bits1(&sl->gb);
picture_structure = PICT_TOP_FIELD + bottom_field_flag;
} else {
picture_structure = PICT_FRAME;
h->mb_aff_frame = h->sps.mb_aff;
}
}
- if (h0->current_slice) {
+ if (h->current_slice) {
if (last_pic_structure != picture_structure ||
last_pic_droppable != droppable) {
av_log(h->avctx, AV_LOG_ERROR,
"Changing field mode (%d -> %d) between slices is not allowed\n",
last_pic_structure, h->picture_structure);
return AVERROR_INVALIDDATA;
- } else if (!h0->cur_pic_ptr) {
+ } else if (!h->cur_pic_ptr) {
av_log(h->avctx, AV_LOG_ERROR,
"unset cur_pic_ptr on slice %d\n",
- h0->current_slice + 1);
+ h->current_slice + 1);
return AVERROR_INVALIDDATA;
}
}
h->picture_structure = picture_structure;
h->droppable = droppable;
h->frame_num = frame_num;
- h->mb_field_decoding_flag = picture_structure != PICT_FRAME;
+ sl->mb_field_decoding_flag = picture_structure != PICT_FRAME;
- if (h0->current_slice == 0) {
+ if (h->current_slice == 0) {
/* Shorten frame num gaps so we don't have to allocate reference
* frames just to throw them away */
if (h->frame_num != h->prev_frame_num) {
* decode frames as "finished".
* We have to do that before the "dummy" in-between frame allocation,
* since that can modify h->cur_pic_ptr. */
- if (h0->first_field) {
- assert(h0->cur_pic_ptr);
- assert(h0->cur_pic_ptr->f.buf[0]);
- assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF);
+ if (h->first_field) {
+ assert(h->cur_pic_ptr);
+ assert(h->cur_pic_ptr->f.buf[0]);
+ assert(h->cur_pic_ptr->reference != DELAYED_PIC_REF);
/* Mark old field/frame as completed */
- if (h0->cur_pic_ptr->tf.owner == h0->avctx) {
- ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX,
+ if (h->cur_pic_ptr->tf.owner == h->avctx) {
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
last_pic_structure == PICT_BOTTOM_FIELD);
}
/* Previous field is unmatched. Don't display it, but let it
* remain for reference if marked as such. */
if (last_pic_structure != PICT_FRAME) {
- ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX,
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
last_pic_structure == PICT_TOP_FIELD);
}
} else {
- if (h0->cur_pic_ptr->frame_num != h->frame_num) {
+ if (h->cur_pic_ptr->frame_num != h->frame_num) {
/* This and previous field were reference, but had
* different frame_nums. Consider this field first in
* pair. Throw away previous field except for reference
* purposes. */
if (last_pic_structure != PICT_FRAME) {
- ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX,
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
last_pic_structure == PICT_TOP_FIELD);
}
} else {
}
}
- while (h->frame_num != h->prev_frame_num && !h0->first_field &&
+ while (h->frame_num != h->prev_frame_num && !h->first_field &&
h->frame_num != (h->prev_frame_num + 1) % (1 << h->sps.log2_max_frame_num)) {
H264Picture *prev = h->short_ref_count ? h->short_ref[0] : NULL;
av_log(h->avctx, AV_LOG_DEBUG, "Frame num gap %d %d\n",
h->last_pocs[i] = INT_MIN;
ret = h264_frame_start(h);
if (ret < 0) {
- h0->first_field = 0;
+ h->first_field = 0;
return ret;
}
/* See if we have a decoded first field looking for a pair...
* We're using that to see whether to continue decoding in that
* frame, or to allocate a new one. */
- if (h0->first_field) {
- assert(h0->cur_pic_ptr);
- assert(h0->cur_pic_ptr->f.buf[0]);
- assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF);
+ if (h->first_field) {
+ assert(h->cur_pic_ptr);
+ assert(h->cur_pic_ptr->f.buf[0]);
+ assert(h->cur_pic_ptr->reference != DELAYED_PIC_REF);
/* figure out if we have a complementary field pair */
if (!FIELD_PICTURE(h) || h->picture_structure == last_pic_structure) {
/* Previous field is unmatched. Don't display it, but let it
* remain for reference if marked as such. */
- h0->missing_fields ++;
- h0->cur_pic_ptr = NULL;
- h0->first_field = FIELD_PICTURE(h);
+ h->missing_fields ++;
+ h->cur_pic_ptr = NULL;
+ h->first_field = FIELD_PICTURE(h);
} else {
- h0->missing_fields = 0;
- if (h0->cur_pic_ptr->frame_num != h->frame_num) {
- ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX,
- h0->picture_structure==PICT_BOTTOM_FIELD);
+ h->missing_fields = 0;
+ if (h->cur_pic_ptr->frame_num != h->frame_num) {
+ ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,
+ h->picture_structure==PICT_BOTTOM_FIELD);
/* This and the previous field had different frame_nums.
* Consider this field first in pair. Throw away previous
* one except for reference purposes. */
- h0->first_field = 1;
- h0->cur_pic_ptr = NULL;
+ h->first_field = 1;
+ h->cur_pic_ptr = NULL;
} else {
/* Second field in complementary pair */
- h0->first_field = 0;
+ h->first_field = 0;
}
}
} else {
/* Frame or first field in a potentially complementary pair */
- h0->first_field = FIELD_PICTURE(h);
+ h->first_field = FIELD_PICTURE(h);
}
- if (!FIELD_PICTURE(h) || h0->first_field) {
+ if (!FIELD_PICTURE(h) || h->first_field) {
if (h264_frame_start(h) < 0) {
- h0->first_field = 0;
+ h->first_field = 0;
return AVERROR_INVALIDDATA;
}
} else {
memset(h->slice_table, -1,
(h->mb_height * h->mb_stride - 1) * sizeof(*h->slice_table));
}
- h0->last_slice_type = -1;
+ h->last_slice_type = -1;
}
- if (h != h0 && (ret = clone_slice(h, h0)) < 0)
- return ret;
- /* can't be in alloc_tables because linesize isn't known there.
- * FIXME: redo bipred weight to not require extra buffer? */
- for (i = 0; i < h->slice_context_count; i++)
- if (h->thread_context[i]) {
- ret = alloc_scratch_buffers(h->thread_context[i], h->linesize);
- if (ret < 0)
- return ret;
- }
h->cur_pic_ptr->frame_num = h->frame_num; // FIXME frame_num cleanup
av_log(h->avctx, AV_LOG_ERROR, "first_mb_in_slice overflow\n");
return AVERROR_INVALIDDATA;
}
- h->resync_mb_x = h->mb_x = first_mb_in_slice % h->mb_width;
- h->resync_mb_y = h->mb_y = (first_mb_in_slice / h->mb_width) <<
- FIELD_OR_MBAFF_PICTURE(h);
+ sl->resync_mb_x = sl->mb_x = first_mb_in_slice % h->mb_width;
+ sl->resync_mb_y = sl->mb_y = (first_mb_in_slice / h->mb_width) <<
+ FIELD_OR_MBAFF_PICTURE(h);
if (h->picture_structure == PICT_BOTTOM_FIELD)
- h->resync_mb_y = h->mb_y = h->mb_y + 1;
- av_assert1(h->mb_y < h->mb_height);
+ sl->resync_mb_y = sl->mb_y = sl->mb_y + 1;
+ av_assert1(sl->mb_y < h->mb_height);
if (h->picture_structure == PICT_FRAME) {
h->curr_pic_num = h->frame_num;
}
if (h->nal_unit_type == NAL_IDR_SLICE)
- get_ue_golomb(&h->gb); /* idr_pic_id */
+ get_ue_golomb(&sl->gb); /* idr_pic_id */
if (h->sps.poc_type == 0) {
- h->poc_lsb = get_bits(&h->gb, h->sps.log2_max_poc_lsb);
+ h->poc_lsb = get_bits(&sl->gb, h->sps.log2_max_poc_lsb);
if (h->pps.pic_order_present == 1 && h->picture_structure == PICT_FRAME)
- h->delta_poc_bottom = get_se_golomb(&h->gb);
+ h->delta_poc_bottom = get_se_golomb(&sl->gb);
}
if (h->sps.poc_type == 1 && !h->sps.delta_pic_order_always_zero_flag) {
- h->delta_poc[0] = get_se_golomb(&h->gb);
+ h->delta_poc[0] = get_se_golomb(&sl->gb);
if (h->pps.pic_order_present == 1 && h->picture_structure == PICT_FRAME)
- h->delta_poc[1] = get_se_golomb(&h->gb);
+ h->delta_poc[1] = get_se_golomb(&sl->gb);
}
ff_init_poc(h, h->cur_pic_ptr->field_poc, &h->cur_pic_ptr->poc);
if (h->pps.redundant_pic_cnt_present)
- h->redundant_pic_count = get_ue_golomb(&h->gb);
+ sl->redundant_pic_count = get_ue_golomb(&sl->gb);
- ret = ff_set_ref_count(h);
+ ret = ff_set_ref_count(h, sl);
if (ret < 0)
return ret;
if (slice_type != AV_PICTURE_TYPE_I &&
- (h0->current_slice == 0 ||
- slice_type != h0->last_slice_type ||
- memcmp(h0->last_ref_count, h0->ref_count, sizeof(h0->ref_count)))) {
+ (h->current_slice == 0 ||
+ slice_type != h->last_slice_type ||
+ memcmp(h->last_ref_count, sl->ref_count, sizeof(sl->ref_count)))) {
- ff_h264_fill_default_ref_list(h);
+ ff_h264_fill_default_ref_list(h, sl);
}
- if (h->slice_type_nos != AV_PICTURE_TYPE_I) {
- ret = ff_h264_decode_ref_pic_list_reordering(h);
+ if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
+ ret = ff_h264_decode_ref_pic_list_reordering(h, sl);
if (ret < 0) {
- h->ref_count[1] = h->ref_count[0] = 0;
+ sl->ref_count[1] = sl->ref_count[0] = 0;
return ret;
}
}
- if ((h->pps.weighted_pred && h->slice_type_nos == AV_PICTURE_TYPE_P) ||
+ if ((h->pps.weighted_pred && sl->slice_type_nos == AV_PICTURE_TYPE_P) ||
(h->pps.weighted_bipred_idc == 1 &&
- h->slice_type_nos == AV_PICTURE_TYPE_B))
- ff_pred_weight_table(h);
+ sl->slice_type_nos == AV_PICTURE_TYPE_B))
+ ff_pred_weight_table(h, sl);
else if (h->pps.weighted_bipred_idc == 2 &&
- h->slice_type_nos == AV_PICTURE_TYPE_B) {
- implicit_weight_table(h, -1);
+ sl->slice_type_nos == AV_PICTURE_TYPE_B) {
+ implicit_weight_table(h, sl, -1);
} else {
- h->use_weight = 0;
+ sl->use_weight = 0;
for (i = 0; i < 2; i++) {
- h->luma_weight_flag[i] = 0;
- h->chroma_weight_flag[i] = 0;
+ sl->luma_weight_flag[i] = 0;
+ sl->chroma_weight_flag[i] = 0;
}
}
// further down the line. This may break decoding if the first slice is
// corrupt, thus we only do this if frame-mt is enabled.
if (h->nal_ref_idc) {
- ret = ff_h264_decode_ref_pic_marking(h0, &h->gb,
+ ret = ff_h264_decode_ref_pic_marking(h, &sl->gb,
!(h->avctx->active_thread_type & FF_THREAD_FRAME) ||
- h0->current_slice == 0);
+ h->current_slice == 0);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
return AVERROR_INVALIDDATA;
}
if (FRAME_MBAFF(h)) {
- ff_h264_fill_mbaff_ref_list(h);
+ ff_h264_fill_mbaff_ref_list(h, sl);
- if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) {
- implicit_weight_table(h, 0);
- implicit_weight_table(h, 1);
+ if (h->pps.weighted_bipred_idc == 2 && sl->slice_type_nos == AV_PICTURE_TYPE_B) {
+ implicit_weight_table(h, sl, 0);
+ implicit_weight_table(h, sl, 1);
}
}
- if (h->slice_type_nos == AV_PICTURE_TYPE_B && !h->direct_spatial_mv_pred)
- ff_h264_direct_dist_scale_factor(h);
- ff_h264_direct_ref_list_init(h);
+ if (sl->slice_type_nos == AV_PICTURE_TYPE_B && !sl->direct_spatial_mv_pred)
+ ff_h264_direct_dist_scale_factor(h, sl);
+ ff_h264_direct_ref_list_init(h, sl);
- if (h->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) {
- tmp = get_ue_golomb_31(&h->gb);
+ if (sl->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) {
+ tmp = get_ue_golomb_31(&sl->gb);
if (tmp > 2) {
av_log(h->avctx, AV_LOG_ERROR, "cabac_init_idc %u overflow\n", tmp);
return AVERROR_INVALIDDATA;
}
- h->cabac_init_idc = tmp;
+ sl->cabac_init_idc = tmp;
}
- h->last_qscale_diff = 0;
- tmp = h->pps.init_qp + get_se_golomb(&h->gb);
+ sl->last_qscale_diff = 0;
+ tmp = h->pps.init_qp + get_se_golomb(&sl->gb);
if (tmp > 51 + 6 * (h->sps.bit_depth_luma - 8)) {
av_log(h->avctx, AV_LOG_ERROR, "QP %u out of range\n", tmp);
return AVERROR_INVALIDDATA;
}
- h->qscale = tmp;
- h->chroma_qp[0] = get_chroma_qp(h, 0, h->qscale);
- h->chroma_qp[1] = get_chroma_qp(h, 1, h->qscale);
+ sl->qscale = tmp;
+ sl->chroma_qp[0] = get_chroma_qp(h, 0, sl->qscale);
+ sl->chroma_qp[1] = get_chroma_qp(h, 1, sl->qscale);
// FIXME qscale / qp ... stuff
- if (h->slice_type == AV_PICTURE_TYPE_SP)
- get_bits1(&h->gb); /* sp_for_switch_flag */
- if (h->slice_type == AV_PICTURE_TYPE_SP ||
- h->slice_type == AV_PICTURE_TYPE_SI)
- get_se_golomb(&h->gb); /* slice_qs_delta */
-
- h->deblocking_filter = 1;
- h->slice_alpha_c0_offset = 0;
- h->slice_beta_offset = 0;
+ if (sl->slice_type == AV_PICTURE_TYPE_SP)
+ get_bits1(&sl->gb); /* sp_for_switch_flag */
+ if (sl->slice_type == AV_PICTURE_TYPE_SP ||
+ sl->slice_type == AV_PICTURE_TYPE_SI)
+ get_se_golomb(&sl->gb); /* slice_qs_delta */
+
+ sl->deblocking_filter = 1;
+ sl->slice_alpha_c0_offset = 0;
+ sl->slice_beta_offset = 0;
if (h->pps.deblocking_filter_parameters_present) {
- tmp = get_ue_golomb_31(&h->gb);
+ tmp = get_ue_golomb_31(&sl->gb);
if (tmp > 2) {
av_log(h->avctx, AV_LOG_ERROR,
"deblocking_filter_idc %u out of range\n", tmp);
return AVERROR_INVALIDDATA;
}
- h->deblocking_filter = tmp;
- if (h->deblocking_filter < 2)
- h->deblocking_filter ^= 1; // 1<->0
-
- if (h->deblocking_filter) {
- h->slice_alpha_c0_offset = get_se_golomb(&h->gb) * 2;
- h->slice_beta_offset = get_se_golomb(&h->gb) * 2;
- if (h->slice_alpha_c0_offset > 12 ||
- h->slice_alpha_c0_offset < -12 ||
- h->slice_beta_offset > 12 ||
- h->slice_beta_offset < -12) {
+ sl->deblocking_filter = tmp;
+ if (sl->deblocking_filter < 2)
+ sl->deblocking_filter ^= 1; // 1<->0
+
+ if (sl->deblocking_filter) {
+ sl->slice_alpha_c0_offset = get_se_golomb(&sl->gb) * 2;
+ sl->slice_beta_offset = get_se_golomb(&sl->gb) * 2;
+ if (sl->slice_alpha_c0_offset > 12 ||
+ sl->slice_alpha_c0_offset < -12 ||
+ sl->slice_beta_offset > 12 ||
+ sl->slice_beta_offset < -12) {
av_log(h->avctx, AV_LOG_ERROR,
"deblocking filter parameters %d %d out of range\n",
- h->slice_alpha_c0_offset, h->slice_beta_offset);
+ sl->slice_alpha_c0_offset, sl->slice_beta_offset);
return AVERROR_INVALIDDATA;
}
}
(h->avctx->skip_loop_filter >= AVDISCARD_NONKEY &&
h->nal_unit_type != NAL_IDR_SLICE) ||
(h->avctx->skip_loop_filter >= AVDISCARD_NONINTRA &&
- h->slice_type_nos != AV_PICTURE_TYPE_I) ||
+ sl->slice_type_nos != AV_PICTURE_TYPE_I) ||
(h->avctx->skip_loop_filter >= AVDISCARD_BIDIR &&
- h->slice_type_nos == AV_PICTURE_TYPE_B) ||
+ sl->slice_type_nos == AV_PICTURE_TYPE_B) ||
(h->avctx->skip_loop_filter >= AVDISCARD_NONREF &&
h->nal_ref_idc == 0))
- h->deblocking_filter = 0;
+ sl->deblocking_filter = 0;
- if (h->deblocking_filter == 1 && h0->max_contexts > 1) {
+ if (sl->deblocking_filter == 1 && h->max_contexts > 1) {
if (h->avctx->flags2 & CODEC_FLAG2_FAST) {
/* Cheat slightly for speed:
* Do not bother to deblock across slices. */
- h->deblocking_filter = 2;
+ sl->deblocking_filter = 2;
} else {
- h0->max_contexts = 1;
- if (!h0->single_decode_warning) {
+ h->max_contexts = 1;
+ if (!h->single_decode_warning) {
av_log(h->avctx, AV_LOG_INFO,
"Cannot parallelize slice decoding with deblocking filter type 1, decoding such frames in sequential order\n"
"To parallelize slice decoding you need video encoded with disable_deblocking_filter_idc set to 2 (deblock only edges that do not cross slices).\n"
"Setting the flags2 libavcodec option to +fast (-flags2 +fast) will disable deblocking across slices and enable parallel slice decoding "
"but will generate non-standard-compliant output.\n");
- h0->single_decode_warning = 1;
+ h->single_decode_warning = 1;
}
- if (h != h0) {
+ if (sl != h->slice_ctx) {
av_log(h->avctx, AV_LOG_ERROR,
"Deblocking switched inside frame.\n");
return SLICE_SINGLETHREAD;
}
}
}
- h->qp_thresh = 15 -
- FFMIN(h->slice_alpha_c0_offset, h->slice_beta_offset) -
+ sl->qp_thresh = 15 -
+ FFMIN(sl->slice_alpha_c0_offset, sl->slice_beta_offset) -
FFMAX3(0,
h->pps.chroma_qp_index_offset[0],
h->pps.chroma_qp_index_offset[1]) +
6 * (h->sps.bit_depth_luma - 8);
- h0->last_slice_type = slice_type;
- memcpy(h0->last_ref_count, h0->ref_count, sizeof(h0->last_ref_count));
- h->slice_num = ++h0->current_slice;
+ h->last_slice_type = slice_type;
+ memcpy(h->last_ref_count, sl->ref_count, sizeof(h->last_ref_count));
+ sl->slice_num = ++h->current_slice;
- if (h->slice_num)
- h0->slice_row[(h->slice_num-1)&(MAX_SLICES-1)]= h->resync_mb_y;
- if ( h0->slice_row[h->slice_num&(MAX_SLICES-1)] + 3 >= h->resync_mb_y
- && h0->slice_row[h->slice_num&(MAX_SLICES-1)] <= h->resync_mb_y
- && h->slice_num >= MAX_SLICES) {
+ if (sl->slice_num)
+ h->slice_row[(sl->slice_num-1)&(MAX_SLICES-1)]= sl->resync_mb_y;
+ if ( h->slice_row[sl->slice_num&(MAX_SLICES-1)] + 3 >= sl->resync_mb_y
+ && h->slice_row[sl->slice_num&(MAX_SLICES-1)] <= sl->resync_mb_y
+ && sl->slice_num >= MAX_SLICES) {
//in case of ASO this check needs to be updated depending on how we decide to assign slice numbers in this case
- av_log(h->avctx, AV_LOG_WARNING, "Possibly too many slices (%d >= %d), increase MAX_SLICES and recompile if there are artifacts\n", h->slice_num, MAX_SLICES);
+ av_log(h->avctx, AV_LOG_WARNING, "Possibly too many slices (%d >= %d), increase MAX_SLICES and recompile if there are artifacts\n", sl->slice_num, MAX_SLICES);
}
for (j = 0; j < 2; j++) {
int id_list[16];
- int *ref2frm = h->ref2frm[h->slice_num & (MAX_SLICES - 1)][j];
+ int *ref2frm = sl->ref2frm[sl->slice_num & (MAX_SLICES - 1)][j];
for (i = 0; i < 16; i++) {
id_list[i] = 60;
- if (j < h->list_count && i < h->ref_count[j] &&
- h->ref_list[j][i].f.buf[0]) {
+ if (j < sl->list_count && i < sl->ref_count[j] &&
+ sl->ref_list[j][i].parent->f.buf[0]) {
int k;
- AVBuffer *buf = h->ref_list[j][i].f.buf[0]->buffer;
+ AVBuffer *buf = sl->ref_list[j][i].parent->f.buf[0]->buffer;
for (k = 0; k < h->short_ref_count; k++)
if (h->short_ref[k]->f.buf[0]->buffer == buf) {
id_list[i] = k;
ref2frm[0] =
ref2frm[1] = -1;
for (i = 0; i < 16; i++)
- ref2frm[i + 2] = 4 * id_list[i] + (h->ref_list[j][i].reference & 3);
+ ref2frm[i + 2] = 4 * id_list[i] + (sl->ref_list[j][i].reference & 3);
ref2frm[18 + 0] =
ref2frm[18 + 1] = -1;
for (i = 16; i < 48; i++)
ref2frm[i + 4] = 4 * id_list[(i - 16) >> 1] +
- (h->ref_list[j][i].reference & 3);
+ (sl->ref_list[j][i].reference & 3);
}
- h0->au_pps_id = pps_id;
+ h->au_pps_id = pps_id;
h->sps.new =
- h0->sps_buffers[h->pps.sps_id]->new = 0;
+ h->sps_buffers[h->pps.sps_id]->new = 0;
h->current_sps_id = h->pps.sps_id;
if (h->avctx->debug & FF_DEBUG_PICT_INFO) {
av_log(h->avctx, AV_LOG_DEBUG,
"slice:%d %s mb:%d %c%s%s pps:%u frame:%d poc:%d/%d ref:%d/%d qp:%d loop:%d:%d:%d weight:%d%s %s\n",
- h->slice_num,
+ sl->slice_num,
(h->picture_structure == PICT_FRAME ? "F" : h->picture_structure == PICT_TOP_FIELD ? "T" : "B"),
first_mb_in_slice,
- av_get_picture_type_char(h->slice_type),
- h->slice_type_fixed ? " fix" : "",
+ av_get_picture_type_char(sl->slice_type),
+ sl->slice_type_fixed ? " fix" : "",
h->nal_unit_type == NAL_IDR_SLICE ? " IDR" : "",
pps_id, h->frame_num,
h->cur_pic_ptr->field_poc[0],
h->cur_pic_ptr->field_poc[1],
- h->ref_count[0], h->ref_count[1],
- h->qscale,
- h->deblocking_filter,
- h->slice_alpha_c0_offset, h->slice_beta_offset,
- h->use_weight,
- h->use_weight == 1 && h->use_weight_chroma ? "c" : "",
- h->slice_type == AV_PICTURE_TYPE_B ? (h->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");
+ sl->ref_count[0], sl->ref_count[1],
+ sl->qscale,
+ sl->deblocking_filter,
+ sl->slice_alpha_c0_offset, sl->slice_beta_offset,
+ sl->use_weight,
+ sl->use_weight == 1 && sl->use_weight_chroma ? "c" : "",
+ sl->slice_type == AV_PICTURE_TYPE_B ? (sl->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");
}
return 0;
}
-int ff_h264_get_slice_type(const H264Context *h)
+int ff_h264_get_slice_type(const H264SliceContext *sl)
{
- switch (h->slice_type) {
+ switch (sl->slice_type) {
case AV_PICTURE_TYPE_P:
return 0;
case AV_PICTURE_TYPE_B:
}
}
-static av_always_inline void fill_filter_caches_inter(H264Context *h,
+static av_always_inline void fill_filter_caches_inter(const H264Context *h,
+ H264SliceContext *sl,
int mb_type, int top_xy,
int left_xy[LEFT_MBS],
int top_type,
int mb_xy, int list)
{
int b_stride = h->b_stride;
- int16_t(*mv_dst)[2] = &h->mv_cache[list][scan8[0]];
- int8_t *ref_cache = &h->ref_cache[list][scan8[0]];
+ int16_t(*mv_dst)[2] = &sl->mv_cache[list][scan8[0]];
+ int8_t *ref_cache = &sl->ref_cache[list][scan8[0]];
if (IS_INTER(mb_type) || IS_DIRECT(mb_type)) {
if (USES_LIST(top_type, list)) {
const int b_xy = h->mb2b_xy[top_xy] + 3 * b_stride;
const int b8_xy = 4 * top_xy + 2;
- int (*ref2frm)[64] = (void*)(h->ref2frm[h->slice_table[top_xy] & (MAX_SLICES - 1)][0] + (MB_MBAFF(h) ? 20 : 2));
+ int (*ref2frm)[64] = (void*)(sl->ref2frm[h->slice_table[top_xy] & (MAX_SLICES - 1)][0] + (MB_MBAFF(sl) ? 20 : 2));
AV_COPY128(mv_dst - 1 * 8, h->cur_pic.motion_val[list][b_xy + 0]);
ref_cache[0 - 1 * 8] =
ref_cache[1 - 1 * 8] = ref2frm[list][h->cur_pic.ref_index[list][b8_xy + 0]];
if (USES_LIST(left_type[LTOP], list)) {
const int b_xy = h->mb2b_xy[left_xy[LTOP]] + 3;
const int b8_xy = 4 * left_xy[LTOP] + 1;
- int (*ref2frm)[64] =(void*)( h->ref2frm[h->slice_table[left_xy[LTOP]] & (MAX_SLICES - 1)][0] + (MB_MBAFF(h) ? 20 : 2));
+ int (*ref2frm)[64] =(void*)( sl->ref2frm[h->slice_table[left_xy[LTOP]] & (MAX_SLICES - 1)][0] + (MB_MBAFF(sl) ? 20 : 2));
AV_COPY32(mv_dst - 1 + 0, h->cur_pic.motion_val[list][b_xy + b_stride * 0]);
AV_COPY32(mv_dst - 1 + 8, h->cur_pic.motion_val[list][b_xy + b_stride * 1]);
AV_COPY32(mv_dst - 1 + 16, h->cur_pic.motion_val[list][b_xy + b_stride * 2]);
{
int8_t *ref = &h->cur_pic.ref_index[list][4 * mb_xy];
- int (*ref2frm)[64] = (void*)(h->ref2frm[h->slice_num & (MAX_SLICES - 1)][0] + (MB_MBAFF(h) ? 20 : 2));
+ int (*ref2frm)[64] = (void*)(sl->ref2frm[sl->slice_num & (MAX_SLICES - 1)][0] + (MB_MBAFF(sl) ? 20 : 2));
uint32_t ref01 = (pack16to32(ref2frm[list][ref[0]], ref2frm[list][ref[1]]) & 0x00FF00FF) * 0x0101;
uint32_t ref23 = (pack16to32(ref2frm[list][ref[2]], ref2frm[list][ref[3]]) & 0x00FF00FF) * 0x0101;
AV_WN32A(&ref_cache[0 * 8], ref01);
}
{
- int16_t(*mv_src)[2] = &h->cur_pic.motion_val[list][4 * h->mb_x + 4 * h->mb_y * b_stride];
+ int16_t(*mv_src)[2] = &h->cur_pic.motion_val[list][4 * sl->mb_x + 4 * sl->mb_y * b_stride];
AV_COPY128(mv_dst + 8 * 0, mv_src + 0 * b_stride);
AV_COPY128(mv_dst + 8 * 1, mv_src + 1 * b_stride);
AV_COPY128(mv_dst + 8 * 2, mv_src + 2 * b_stride);
*
* @return non zero if the loop filter can be skipped
*/
-static int fill_filter_caches(H264Context *h, int mb_type)
+static int fill_filter_caches(const H264Context *h, H264SliceContext *sl, int mb_type)
{
- const int mb_xy = h->mb_xy;
+ const int mb_xy = sl->mb_xy;
int top_xy, left_xy[LEFT_MBS];
int top_type, left_type[LEFT_MBS];
uint8_t *nnz;
uint8_t *nnz_cache;
- top_xy = mb_xy - (h->mb_stride << MB_FIELD(h));
+ top_xy = mb_xy - (h->mb_stride << MB_FIELD(sl));
/* Wow, what a mess, why didn't they simplify the interlacing & intra
* stuff, I can't imagine that these complex rules are worth it. */
if (FRAME_MBAFF(h)) {
const int left_mb_field_flag = IS_INTERLACED(h->cur_pic.mb_type[mb_xy - 1]);
const int curr_mb_field_flag = IS_INTERLACED(mb_type);
- if (h->mb_y & 1) {
+ if (sl->mb_y & 1) {
if (left_mb_field_flag != curr_mb_field_flag)
left_xy[LTOP] -= h->mb_stride;
} else {
}
}
- h->top_mb_xy = top_xy;
- h->left_mb_xy[LTOP] = left_xy[LTOP];
- h->left_mb_xy[LBOT] = left_xy[LBOT];
+ sl->top_mb_xy = top_xy;
+ sl->left_mb_xy[LTOP] = left_xy[LTOP];
+ sl->left_mb_xy[LBOT] = left_xy[LBOT];
{
/* For sufficiently low qp, filtering wouldn't do anything.
* This is a conservative estimate: could also check beta_offset
* and more accurate chroma_qp. */
- int qp_thresh = h->qp_thresh; // FIXME strictly we should store qp_thresh for each mb of a slice
+ int qp_thresh = sl->qp_thresh; // FIXME strictly we should store qp_thresh for each mb of a slice
int qp = h->cur_pic.qscale_table[mb_xy];
if (qp <= qp_thresh &&
(left_xy[LTOP] < 0 ||
top_type = h->cur_pic.mb_type[top_xy];
left_type[LTOP] = h->cur_pic.mb_type[left_xy[LTOP]];
left_type[LBOT] = h->cur_pic.mb_type[left_xy[LBOT]];
- if (h->deblocking_filter == 2) {
- if (h->slice_table[top_xy] != h->slice_num)
+ if (sl->deblocking_filter == 2) {
+ if (h->slice_table[top_xy] != sl->slice_num)
top_type = 0;
- if (h->slice_table[left_xy[LBOT]] != h->slice_num)
+ if (h->slice_table[left_xy[LBOT]] != sl->slice_num)
left_type[LTOP] = left_type[LBOT] = 0;
} else {
if (h->slice_table[top_xy] == 0xFFFF)
if (h->slice_table[left_xy[LBOT]] == 0xFFFF)
left_type[LTOP] = left_type[LBOT] = 0;
}
- h->top_type = top_type;
- h->left_type[LTOP] = left_type[LTOP];
- h->left_type[LBOT] = left_type[LBOT];
+ sl->top_type = top_type;
+ sl->left_type[LTOP] = left_type[LTOP];
+ sl->left_type[LBOT] = left_type[LBOT];
if (IS_INTRA(mb_type))
return 0;
- fill_filter_caches_inter(h, mb_type, top_xy, left_xy,
+ fill_filter_caches_inter(h, sl, mb_type, top_xy, left_xy,
top_type, left_type, mb_xy, 0);
- if (h->list_count == 2)
- fill_filter_caches_inter(h, mb_type, top_xy, left_xy,
+ if (sl->list_count == 2)
+ fill_filter_caches_inter(h, sl, mb_type, top_xy, left_xy,
top_type, left_type, mb_xy, 1);
nnz = h->non_zero_count[mb_xy];
- nnz_cache = h->non_zero_count_cache;
+ nnz_cache = sl->non_zero_count_cache;
AV_COPY32(&nnz_cache[4 + 8 * 1], &nnz[0]);
AV_COPY32(&nnz_cache[4 + 8 * 2], &nnz[4]);
AV_COPY32(&nnz_cache[4 + 8 * 3], &nnz[8]);
AV_COPY32(&nnz_cache[4 + 8 * 4], &nnz[12]);
- h->cbp = h->cbp_table[mb_xy];
+ sl->cbp = h->cbp_table[mb_xy];
if (top_type) {
nnz = h->non_zero_count[top_xy];
nnz_cache[scan8[0]] =
nnz_cache[scan8[1]] =
nnz_cache[scan8[2]] =
- nnz_cache[scan8[3]] = (h->cbp & 0x1000) >> 12;
+ nnz_cache[scan8[3]] = (sl->cbp & 0x1000) >> 12;
nnz_cache[scan8[0 + 4]] =
nnz_cache[scan8[1 + 4]] =
nnz_cache[scan8[2 + 4]] =
- nnz_cache[scan8[3 + 4]] = (h->cbp & 0x2000) >> 12;
+ nnz_cache[scan8[3 + 4]] = (sl->cbp & 0x2000) >> 12;
nnz_cache[scan8[0 + 8]] =
nnz_cache[scan8[1 + 8]] =
nnz_cache[scan8[2 + 8]] =
- nnz_cache[scan8[3 + 8]] = (h->cbp & 0x4000) >> 12;
+ nnz_cache[scan8[3 + 8]] = (sl->cbp & 0x4000) >> 12;
nnz_cache[scan8[0 + 12]] =
nnz_cache[scan8[1 + 12]] =
nnz_cache[scan8[2 + 12]] =
- nnz_cache[scan8[3 + 12]] = (h->cbp & 0x8000) >> 12;
+ nnz_cache[scan8[3 + 12]] = (sl->cbp & 0x8000) >> 12;
}
}
return 0;
}
-static void loop_filter(H264Context *h, int start_x, int end_x)
+static void loop_filter(const H264Context *h, H264SliceContext *sl, int start_x, int end_x)
{
uint8_t *dest_y, *dest_cb, *dest_cr;
int linesize, uvlinesize, mb_x, mb_y;
- const int end_mb_y = h->mb_y + FRAME_MBAFF(h);
- const int old_slice_type = h->slice_type;
+ const int end_mb_y = sl->mb_y + FRAME_MBAFF(h);
+ const int old_slice_type = sl->slice_type;
const int pixel_shift = h->pixel_shift;
const int block_h = 16 >> h->chroma_y_shift;
- if (h->deblocking_filter) {
+ if (sl->deblocking_filter) {
for (mb_x = start_x; mb_x < end_x; mb_x++)
for (mb_y = end_mb_y - FRAME_MBAFF(h); mb_y <= end_mb_y; mb_y++) {
int mb_xy, mb_type;
- mb_xy = h->mb_xy = mb_x + mb_y * h->mb_stride;
- h->slice_num = h->slice_table[mb_xy];
+ mb_xy = sl->mb_xy = mb_x + mb_y * h->mb_stride;
+ sl->slice_num = h->slice_table[mb_xy];
mb_type = h->cur_pic.mb_type[mb_xy];
- h->list_count = h->list_counts[mb_xy];
+ sl->list_count = h->list_counts[mb_xy];
if (FRAME_MBAFF(h))
- h->mb_mbaff =
- h->mb_field_decoding_flag = !!IS_INTERLACED(mb_type);
+ sl->mb_mbaff =
+ sl->mb_field_decoding_flag = !!IS_INTERLACED(mb_type);
- h->mb_x = mb_x;
- h->mb_y = mb_y;
+ sl->mb_x = mb_x;
+ sl->mb_y = mb_y;
dest_y = h->cur_pic.f.data[0] +
- ((mb_x << pixel_shift) + mb_y * h->linesize) * 16;
+ ((mb_x << pixel_shift) + mb_y * sl->linesize) * 16;
dest_cb = h->cur_pic.f.data[1] +
(mb_x << pixel_shift) * (8 << CHROMA444(h)) +
- mb_y * h->uvlinesize * block_h;
+ mb_y * sl->uvlinesize * block_h;
dest_cr = h->cur_pic.f.data[2] +
(mb_x << pixel_shift) * (8 << CHROMA444(h)) +
- mb_y * h->uvlinesize * block_h;
+ mb_y * sl->uvlinesize * block_h;
// FIXME simplify above
- if (MB_FIELD(h)) {
- linesize = h->mb_linesize = h->linesize * 2;
- uvlinesize = h->mb_uvlinesize = h->uvlinesize * 2;
+ if (MB_FIELD(sl)) {
+ linesize = sl->mb_linesize = sl->linesize * 2;
+ uvlinesize = sl->mb_uvlinesize = sl->uvlinesize * 2;
if (mb_y & 1) { // FIXME move out of this function?
- dest_y -= h->linesize * 15;
- dest_cb -= h->uvlinesize * (block_h - 1);
- dest_cr -= h->uvlinesize * (block_h - 1);
+ dest_y -= sl->linesize * 15;
+ dest_cb -= sl->uvlinesize * (block_h - 1);
+ dest_cr -= sl->uvlinesize * (block_h - 1);
}
} else {
- linesize = h->mb_linesize = h->linesize;
- uvlinesize = h->mb_uvlinesize = h->uvlinesize;
+ linesize = sl->mb_linesize = sl->linesize;
+ uvlinesize = sl->mb_uvlinesize = sl->uvlinesize;
}
- backup_mb_border(h, dest_y, dest_cb, dest_cr, linesize,
+ backup_mb_border(h, sl, dest_y, dest_cb, dest_cr, linesize,
uvlinesize, 0);
- if (fill_filter_caches(h, mb_type))
+ if (fill_filter_caches(h, sl, mb_type))
continue;
- h->chroma_qp[0] = get_chroma_qp(h, 0, h->cur_pic.qscale_table[mb_xy]);
- h->chroma_qp[1] = get_chroma_qp(h, 1, h->cur_pic.qscale_table[mb_xy]);
+ sl->chroma_qp[0] = get_chroma_qp(h, 0, h->cur_pic.qscale_table[mb_xy]);
+ sl->chroma_qp[1] = get_chroma_qp(h, 1, h->cur_pic.qscale_table[mb_xy]);
if (FRAME_MBAFF(h)) {
- ff_h264_filter_mb(h, mb_x, mb_y, dest_y, dest_cb, dest_cr,
+ ff_h264_filter_mb(h, sl, mb_x, mb_y, dest_y, dest_cb, dest_cr,
linesize, uvlinesize);
} else {
- ff_h264_filter_mb_fast(h, mb_x, mb_y, dest_y, dest_cb,
+ ff_h264_filter_mb_fast(h, sl, mb_x, mb_y, dest_y, dest_cb,
dest_cr, linesize, uvlinesize);
}
}
}
- h->slice_type = old_slice_type;
- h->mb_x = end_x;
- h->mb_y = end_mb_y - FRAME_MBAFF(h);
- h->chroma_qp[0] = get_chroma_qp(h, 0, h->qscale);
- h->chroma_qp[1] = get_chroma_qp(h, 1, h->qscale);
+ sl->slice_type = old_slice_type;
+ sl->mb_x = end_x;
+ sl->mb_y = end_mb_y - FRAME_MBAFF(h);
+ sl->chroma_qp[0] = get_chroma_qp(h, 0, sl->qscale);
+ sl->chroma_qp[1] = get_chroma_qp(h, 1, sl->qscale);
}
-static void predict_field_decoding_flag(H264Context *h)
+static void predict_field_decoding_flag(const H264Context *h, H264SliceContext *sl)
{
- const int mb_xy = h->mb_x + h->mb_y * h->mb_stride;
- int mb_type = (h->slice_table[mb_xy - 1] == h->slice_num) ?
+ const int mb_xy = sl->mb_x + sl->mb_y * h->mb_stride;
+ int mb_type = (h->slice_table[mb_xy - 1] == sl->slice_num) ?
h->cur_pic.mb_type[mb_xy - 1] :
- (h->slice_table[mb_xy - h->mb_stride] == h->slice_num) ?
+ (h->slice_table[mb_xy - h->mb_stride] == sl->slice_num) ?
h->cur_pic.mb_type[mb_xy - h->mb_stride] : 0;
- h->mb_mbaff = h->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0;
+ sl->mb_mbaff = sl->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0;
}
/**
* Draw edges and report progress for the last MB row.
*/
-static void decode_finish_row(H264Context *h)
+static void decode_finish_row(const H264Context *h, H264SliceContext *sl)
{
- int top = 16 * (h->mb_y >> FIELD_PICTURE(h));
+ int top = 16 * (sl->mb_y >> FIELD_PICTURE(h));
int pic_height = 16 * h->mb_height >> FIELD_PICTURE(h);
int height = 16 << FRAME_MBAFF(h);
int deblock_border = (16 + 4) << FRAME_MBAFF(h);
- if (h->deblocking_filter) {
+ if (sl->deblocking_filter) {
if ((top + height) >= pic_height)
height += deblock_border;
top -= deblock_border;
top = 0;
}
- ff_h264_draw_horiz_band(h, top, height);
+ ff_h264_draw_horiz_band(h, sl, top, height);
- if (h->droppable || h->er.error_occurred)
+ if (h->droppable || sl->er.error_occurred)
return;
ff_thread_report_progress(&h->cur_pic_ptr->tf, top + height - 1,
h->picture_structure == PICT_BOTTOM_FIELD);
}
-static void er_add_slice(H264Context *h, int startx, int starty,
+static void er_add_slice(H264SliceContext *sl,
+ int startx, int starty,
int endx, int endy, int status)
{
+ if (!sl->h264->enable_er)
+ return;
+
if (CONFIG_ERROR_RESILIENCE) {
- ERContext *er = &h->er;
+ ERContext *er = &sl->er;
ff_er_add_slice(er, startx, starty, endx, endy, status);
}
static int decode_slice(struct AVCodecContext *avctx, void *arg)
{
- H264Context *h = *(void **)arg;
- int lf_x_start = h->mb_x;
+ H264SliceContext *sl = arg;
+ const H264Context *h = sl->h264;
+ int lf_x_start = sl->mb_x;
+ int ret;
- h->mb_skip_run = -1;
+ sl->linesize = h->cur_pic_ptr->f.linesize[0];
+ sl->uvlinesize = h->cur_pic_ptr->f.linesize[1];
- av_assert0(h->block_offset[15] == (4 * ((scan8[15] - scan8[0]) & 7) << h->pixel_shift) + 4 * h->linesize * ((scan8[15] - scan8[0]) >> 3));
+ ret = alloc_scratch_buffers(sl, sl->linesize);
+ if (ret < 0)
+ return ret;
+
+ sl->mb_skip_run = -1;
- h->is_complex = FRAME_MBAFF(h) || h->picture_structure != PICT_FRAME ||
- avctx->codec_id != AV_CODEC_ID_H264 ||
- (CONFIG_GRAY && (h->flags & CODEC_FLAG_GRAY));
+ av_assert0(h->block_offset[15] == (4 * ((scan8[15] - scan8[0]) & 7) << h->pixel_shift) + 4 * sl->linesize * ((scan8[15] - scan8[0]) >> 3));
- if (!(h->avctx->active_thread_type & FF_THREAD_SLICE) && h->picture_structure == PICT_FRAME && h->er.error_status_table) {
- const int start_i = av_clip(h->resync_mb_x + h->resync_mb_y * h->mb_width, 0, h->mb_num - 1);
+ sl->is_complex = FRAME_MBAFF(h) || h->picture_structure != PICT_FRAME ||
+ avctx->codec_id != AV_CODEC_ID_H264 ||
+ (CONFIG_GRAY && (h->flags & CODEC_FLAG_GRAY));
+
+ if (!(h->avctx->active_thread_type & FF_THREAD_SLICE) && h->picture_structure == PICT_FRAME && sl->er.error_status_table) {
+ const int start_i = av_clip(sl->resync_mb_x + sl->resync_mb_y * h->mb_width, 0, h->mb_num - 1);
if (start_i) {
- int prev_status = h->er.error_status_table[h->er.mb_index2xy[start_i - 1]];
+ int prev_status = sl->er.error_status_table[sl->er.mb_index2xy[start_i - 1]];
prev_status &= ~ VP_START;
if (prev_status != (ER_MV_END | ER_DC_END | ER_AC_END))
- h->er.error_occurred = 1;
+ sl->er.error_occurred = 1;
}
}
if (h->pps.cabac) {
/* realign */
- align_get_bits(&h->gb);
+ align_get_bits(&sl->gb);
/* init cabac */
- ff_init_cabac_decoder(&h->cabac,
- h->gb.buffer + get_bits_count(&h->gb) / 8,
- (get_bits_left(&h->gb) + 7) / 8);
+ ff_init_cabac_decoder(&sl->cabac,
+ sl->gb.buffer + get_bits_count(&sl->gb) / 8,
+ (get_bits_left(&sl->gb) + 7) / 8);
- ff_h264_init_cabac_states(h);
+ ff_h264_init_cabac_states(h, sl);
for (;;) {
// START_TIMER
- int ret = ff_h264_decode_mb_cabac(h);
+ int ret = ff_h264_decode_mb_cabac(h, sl);
int eos;
// STOP_TIMER("decode_mb_cabac")
if (ret >= 0)
- ff_h264_hl_decode_mb(h);
+ ff_h264_hl_decode_mb(h, sl);
// FIXME optimal? or let mb_decode decode 16x32 ?
if (ret >= 0 && FRAME_MBAFF(h)) {
- h->mb_y++;
+ sl->mb_y++;
- ret = ff_h264_decode_mb_cabac(h);
+ ret = ff_h264_decode_mb_cabac(h, sl);
if (ret >= 0)
- ff_h264_hl_decode_mb(h);
- h->mb_y--;
+ ff_h264_hl_decode_mb(h, sl);
+ sl->mb_y--;
}
- eos = get_cabac_terminate(&h->cabac);
+ eos = get_cabac_terminate(&sl->cabac);
if ((h->workaround_bugs & FF_BUG_TRUNCATED) &&
- h->cabac.bytestream > h->cabac.bytestream_end + 2) {
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x - 1,
- h->mb_y, ER_MB_END);
- if (h->mb_x >= lf_x_start)
- loop_filter(h, lf_x_start, h->mb_x + 1);
+ sl->cabac.bytestream > sl->cabac.bytestream_end + 2) {
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y, sl->mb_x - 1,
+ sl->mb_y, ER_MB_END);
+ if (sl->mb_x >= lf_x_start)
+ loop_filter(h, sl, lf_x_start, sl->mb_x + 1);
return 0;
}
- if (h->cabac.bytestream > h->cabac.bytestream_end + 2 )
- av_log(h->avctx, AV_LOG_DEBUG, "bytestream overread %"PTRDIFF_SPECIFIER"\n", h->cabac.bytestream_end - h->cabac.bytestream);
- if (ret < 0 || h->cabac.bytestream > h->cabac.bytestream_end + 4) {
+ if (sl->cabac.bytestream > sl->cabac.bytestream_end + 2 )
+ av_log(h->avctx, AV_LOG_DEBUG, "bytestream overread %"PTRDIFF_SPECIFIER"\n", sl->cabac.bytestream_end - sl->cabac.bytestream);
+ if (ret < 0 || sl->cabac.bytestream > sl->cabac.bytestream_end + 4) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding MB %d %d, bytestream %"PTRDIFF_SPECIFIER"\n",
- h->mb_x, h->mb_y,
- h->cabac.bytestream_end - h->cabac.bytestream);
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x,
- h->mb_y, ER_MB_ERROR);
+ sl->mb_x, sl->mb_y,
+ sl->cabac.bytestream_end - sl->cabac.bytestream);
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y, sl->mb_x,
+ sl->mb_y, ER_MB_ERROR);
return AVERROR_INVALIDDATA;
}
- if (++h->mb_x >= h->mb_width) {
- loop_filter(h, lf_x_start, h->mb_x);
- h->mb_x = lf_x_start = 0;
- decode_finish_row(h);
- ++h->mb_y;
+ if (++sl->mb_x >= h->mb_width) {
+ loop_filter(h, sl, lf_x_start, sl->mb_x);
+ sl->mb_x = lf_x_start = 0;
+ decode_finish_row(h, sl);
+ ++sl->mb_y;
if (FIELD_OR_MBAFF_PICTURE(h)) {
- ++h->mb_y;
- if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
- predict_field_decoding_flag(h);
+ ++sl->mb_y;
+ if (FRAME_MBAFF(h) && sl->mb_y < h->mb_height)
+ predict_field_decoding_flag(h, sl);
}
}
- if (eos || h->mb_y >= h->mb_height) {
+ if (eos || sl->mb_y >= h->mb_height) {
tprintf(h->avctx, "slice end %d %d\n",
- get_bits_count(&h->gb), h->gb.size_in_bits);
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x - 1,
- h->mb_y, ER_MB_END);
- if (h->mb_x > lf_x_start)
- loop_filter(h, lf_x_start, h->mb_x);
+ get_bits_count(&sl->gb), sl->gb.size_in_bits);
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y, sl->mb_x - 1,
+ sl->mb_y, ER_MB_END);
+ if (sl->mb_x > lf_x_start)
+ loop_filter(h, sl, lf_x_start, sl->mb_x);
return 0;
}
}
} else {
for (;;) {
- int ret = ff_h264_decode_mb_cavlc(h);
+ int ret = ff_h264_decode_mb_cavlc(h, sl);
if (ret >= 0)
- ff_h264_hl_decode_mb(h);
+ ff_h264_hl_decode_mb(h, sl);
// FIXME optimal? or let mb_decode decode 16x32 ?
if (ret >= 0 && FRAME_MBAFF(h)) {
- h->mb_y++;
- ret = ff_h264_decode_mb_cavlc(h);
+ sl->mb_y++;
+ ret = ff_h264_decode_mb_cavlc(h, sl);
if (ret >= 0)
- ff_h264_hl_decode_mb(h);
- h->mb_y--;
+ ff_h264_hl_decode_mb(h, sl);
+ sl->mb_y--;
}
if (ret < 0) {
av_log(h->avctx, AV_LOG_ERROR,
- "error while decoding MB %d %d\n", h->mb_x, h->mb_y);
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x,
- h->mb_y, ER_MB_ERROR);
+ "error while decoding MB %d %d\n", sl->mb_x, sl->mb_y);
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y, sl->mb_x,
+ sl->mb_y, ER_MB_ERROR);
return ret;
}
- if (++h->mb_x >= h->mb_width) {
- loop_filter(h, lf_x_start, h->mb_x);
- h->mb_x = lf_x_start = 0;
- decode_finish_row(h);
- ++h->mb_y;
+ if (++sl->mb_x >= h->mb_width) {
+ loop_filter(h, sl, lf_x_start, sl->mb_x);
+ sl->mb_x = lf_x_start = 0;
+ decode_finish_row(h, sl);
+ ++sl->mb_y;
if (FIELD_OR_MBAFF_PICTURE(h)) {
- ++h->mb_y;
- if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
- predict_field_decoding_flag(h);
+ ++sl->mb_y;
+ if (FRAME_MBAFF(h) && sl->mb_y < h->mb_height)
+ predict_field_decoding_flag(h, sl);
}
- if (h->mb_y >= h->mb_height) {
+ if (sl->mb_y >= h->mb_height) {
tprintf(h->avctx, "slice end %d %d\n",
- get_bits_count(&h->gb), h->gb.size_in_bits);
+ get_bits_count(&sl->gb), sl->gb.size_in_bits);
- if ( get_bits_left(&h->gb) == 0
- || get_bits_left(&h->gb) > 0 && !(h->avctx->err_recognition & AV_EF_AGGRESSIVE)) {
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y,
- h->mb_x - 1, h->mb_y, ER_MB_END);
+ if ( get_bits_left(&sl->gb) == 0
+ || get_bits_left(&sl->gb) > 0 && !(h->avctx->err_recognition & AV_EF_AGGRESSIVE)) {
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y,
+ sl->mb_x - 1, sl->mb_y, ER_MB_END);
return 0;
} else {
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y,
- h->mb_x, h->mb_y, ER_MB_END);
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y,
+ sl->mb_x, sl->mb_y, ER_MB_END);
return AVERROR_INVALIDDATA;
}
}
}
- if (get_bits_left(&h->gb) <= 0 && h->mb_skip_run <= 0) {
+ if (get_bits_left(&sl->gb) <= 0 && sl->mb_skip_run <= 0) {
tprintf(h->avctx, "slice end %d %d\n",
- get_bits_count(&h->gb), h->gb.size_in_bits);
+ get_bits_count(&sl->gb), sl->gb.size_in_bits);
- if (get_bits_left(&h->gb) == 0) {
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y,
- h->mb_x - 1, h->mb_y, ER_MB_END);
- if (h->mb_x > lf_x_start)
- loop_filter(h, lf_x_start, h->mb_x);
+ if (get_bits_left(&sl->gb) == 0) {
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y,
+ sl->mb_x - 1, sl->mb_y, ER_MB_END);
+ if (sl->mb_x > lf_x_start)
+ loop_filter(h, sl, lf_x_start, sl->mb_x);
return 0;
} else {
- er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x,
- h->mb_y, ER_MB_ERROR);
+ er_add_slice(sl, sl->resync_mb_x, sl->resync_mb_y, sl->mb_x,
+ sl->mb_y, ER_MB_ERROR);
return AVERROR_INVALIDDATA;
}
int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count)
{
AVCodecContext *const avctx = h->avctx;
- H264Context *hx;
+ H264SliceContext *sl;
int i;
- av_assert0(h->mb_y < h->mb_height);
+ av_assert0(context_count && h->slice_ctx[context_count - 1].mb_y < h->mb_height);
if (h->avctx->hwaccel ||
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
return 0;
if (context_count == 1) {
- return decode_slice(avctx, &h);
+ int ret = decode_slice(avctx, &h->slice_ctx[0]);
+ h->mb_y = h->slice_ctx[0].mb_y;
+ return ret;
} else {
av_assert0(context_count > 0);
for (i = 1; i < context_count; i++) {
- hx = h->thread_context[i];
+ sl = &h->slice_ctx[i];
if (CONFIG_ERROR_RESILIENCE) {
- hx->er.error_count = 0;
+ sl->er.error_count = 0;
}
- hx->x264_build = h->x264_build;
}
- avctx->execute(avctx, decode_slice, h->thread_context,
- NULL, context_count, sizeof(void *));
+ avctx->execute(avctx, decode_slice, h->slice_ctx,
+ NULL, context_count, sizeof(h->slice_ctx[0]));
/* pull back stuff from slices to master context */
- hx = h->thread_context[context_count - 1];
- h->mb_x = hx->mb_x;
- h->mb_y = hx->mb_y;
- h->droppable = hx->droppable;
- h->picture_structure = hx->picture_structure;
+ sl = &h->slice_ctx[context_count - 1];
+ h->mb_y = sl->mb_y;
if (CONFIG_ERROR_RESILIENCE) {
for (i = 1; i < context_count; i++)
- h->er.error_count += h->thread_context[i]->er.error_count;
+ h->slice_ctx[0].er.error_count += h->slice_ctx[i].er.error_count;
}
}