* @author Michael Niedermayer <michaelni@gmx.at>
*/
+#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "internal.h"
#include "cabac.h"
#include "svq3.h"
#include "thread.h"
#include "vdpau_internal.h"
-#include "libavutil/avassert.h"
// #undef NDEBUG
#include <assert.h>
int (*mv)[2][4][2],
int mb_x, int mb_y, int mb_intra, int mb_skipped)
{
- H264Context *h = opaque;
+ H264Context *h = opaque;
h->mb_x = mb_x;
h->mb_y = mb_y;
fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref, 1);
fill_rectangle(h->mv_cache[0][scan8[0]], 4, 4, 8,
pack16to32((*mv)[0][0][0], (*mv)[0][0][1]), 4);
- assert(!FRAME_MBAFF);
+ assert(!FRAME_MBAFF(h));
ff_h264_hl_decode_mb(h);
}
const int field_pic = h->picture_structure != PICT_FRAME;
if (field_pic) {
height <<= 1;
- y <<= 1;
+ y <<= 1;
}
height = FFMIN(height, avctx->height - y);
int i;
if (cur->f.pict_type == AV_PICTURE_TYPE_B || h->low_delay ||
- (avctx->slice_flags & SLICE_FLAG_CODED_ORDER))
+ (avctx->slice_flags & SLICE_FLAG_CODED_ORDER))
src = &cur->f;
else if (last)
src = &last->f;
if (ret < 0)
goto fail;
-
dst->qscale_table_buf = av_buffer_ref(src->qscale_table_buf);
dst->mb_type_buf = av_buffer_ref(src->mb_type_buf);
if (!dst->qscale_table_buf || !dst->mb_type_buf)
dst->qscale_table = src->qscale_table;
dst->mb_type = src->mb_type;
- for (i = 0; i < 2; i ++) {
+ for (i = 0; i < 2; i++) {
dst->motion_val_buf[i] = av_buffer_ref(src->motion_val_buf[i]);
dst->ref_index_buf[i] = av_buffer_ref(src->ref_index_buf[i]);
if (!dst->motion_val_buf[i] || !dst->ref_index_buf[i])
memcpy(dst->ref_poc, src->ref_poc, sizeof(src->ref_poc));
memcpy(dst->ref_count, src->ref_count, sizeof(src->ref_count));
- dst->poc = src->poc;
- dst->frame_num = src->frame_num;
- dst->mmco_reset = src->mmco_reset;
- dst->pic_id = src->pic_id;
- dst->long_ref = src->long_ref;
- dst->mbaff = src->mbaff;
- dst->field_picture = src->field_picture;
- dst->needs_realloc = src->needs_realloc;
- dst->reference = src->reference;
+ dst->poc = src->poc;
+ dst->frame_num = src->frame_num;
+ dst->mmco_reset = src->mmco_reset;
+ dst->pic_id = src->pic_id;
+ dst->long_ref = src->long_ref;
+ dst->mbaff = src->mbaff;
+ dst->field_picture = src->field_picture;
+ dst->needs_realloc = src->needs_realloc;
+ dst->reference = src->reference;
return 0;
fail:
return ret;
}
-
static int alloc_scratch_buffers(H264Context *h, int linesize)
{
int alloc_size = FFALIGN(FFABS(linesize) + 32, 32);
length--;
#define STARTCODE_TEST \
- if (i + 2 < length && src[i + 1] == 0 && src[i + 2] <= 3) { \
- if (src[i + 2] != 3) { \
- /* startcode, so we must be past the end */ \
- length = i; \
- } \
- break; \
- }
+ if (i + 2 < length && src[i + 1] == 0 && src[i + 2] <= 3) { \
+ if (src[i + 2] != 3) { \
+ /* startcode, so we must be past the end */ \
+ length = i; \
+ } \
+ break; \
+ }
+
#if HAVE_FAST_UNALIGNED
#define FIND_FIRST_ZERO \
- if (i > 0 && !src[i]) \
- i--; \
- while (src[i]) \
- i++
+ if (i > 0 && !src[i]) \
+ i--; \
+ while (src[i]) \
+ i++
+
#if HAVE_FAST_64BIT
for (i = 0; i + 1 < length; i += 9) {
if (!((~AV_RN64A(src + i) &
}
while (si < length)
dst[di++] = src[si++];
-nsc:
+nsc:
memset(dst + di, 0, FF_INPUT_BUFFER_PADDING_SIZE);
*dst_length = di;
static inline int get_lowest_part_list_y(H264Context *h, Picture *pic, int n,
int height, int y_offset, int list)
{
- int raw_my = h->mv_cache[list][scan8[n]][1];
+ int raw_my = h->mv_cache[list][scan8[n]][1];
int filter_height_up = (raw_my & 3) ? 2 : 0;
int filter_height_down = (raw_my & 3) ? 3 : 0;
- int full_my = (raw_my >> 2) + y_offset;
- int top = full_my - filter_height_up;
- int bottom = full_my + filter_height_down + height;
+ int full_my = (raw_my >> 2) + y_offset;
+ int top = full_my - filter_height_up;
+ int bottom = full_my + filter_height_down + height;
return FFMAX(abs(top), bottom);
}
// Error resilience puts the current picture in the ref list.
// Don't try to wait on these as it will cause a deadlock.
// Fields can wait on each other, though.
- if (ref->tf.progress->data != h->cur_pic.tf.progress->data ||
+ if (ref->tf.progress->data != h->cur_pic.tf.progress->data ||
(ref->reference & 3) != h->picture_structure) {
my = get_lowest_part_list_y(h, ref, n, height, y_offset, 0);
if (refs[0][ref_n] < 0)
row <<= MB_MBAFF(h);
nrefs[list]--;
- if (!FIELD_PICTURE && ref_field_picture) { // frame referencing two fields
+ if (!FIELD_PICTURE(h) && ref_field_picture) { // frame referencing two fields
ff_thread_await_progress(&ref_pic->tf,
FFMIN((row >> 1) - !(row & 1),
pic_height - 1),
ff_thread_await_progress(&ref_pic->tf,
FFMIN((row >> 1), pic_height - 1),
0);
- } else if (FIELD_PICTURE && !ref_field_picture) { // field referencing one field of a frame
+ } else if (FIELD_PICTURE(h) && !ref_field_picture) { // field referencing one field of a frame
ff_thread_await_progress(&ref_pic->tf,
FFMIN(row * 2 + ref_field,
pic_height - 1),
0);
- } else if (FIELD_PICTURE) {
+ } else if (FIELD_PICTURE(h)) {
ff_thread_await_progress(&ref_pic->tf,
FFMIN(row, pic_height - 1),
ref_field);
int ff_h264_alloc_tables(H264Context *h)
{
- const int big_mb_num = h->mb_stride * (h->mb_height + 1);
- const int row_mb_num = h->mb_stride * 2 * h->avctx->thread_count;
+ const int big_mb_num = h->mb_stride * (h->mb_height + 1);
+ const int row_mb_num = h->mb_stride * 2 * h->avctx->thread_count;
int x, y, i;
FF_ALLOCZ_OR_GOTO(h->avctx, h->intra4x4_pred_mode,
h->ref_cache[1][scan8[7] + 1] =
h->ref_cache[1][scan8[13] + 1] = PART_NOT_AVAILABLE;
- /* init ER */
- er->avctx = h->avctx;
- er->dsp = &h->dsp;
- er->decode_mb = h264_er_decode_mb;
- er->opaque = h;
- er->quarter_sample = 1;
-
- er->mb_num = h->mb_num;
- er->mb_width = h->mb_width;
- er->mb_height = h->mb_height;
- er->mb_stride = h->mb_stride;
- er->b8_stride = h->mb_width * 2 + 1;
-
- FF_ALLOCZ_OR_GOTO(h->avctx, er->mb_index2xy, (h->mb_num + 1) * sizeof(int),
- fail); // error ressilience code looks cleaner with this
- for (y = 0; y < h->mb_height; y++)
- for (x = 0; x < h->mb_width; x++)
- er->mb_index2xy[x + y * h->mb_width] = x + y * h->mb_stride;
+ if (CONFIG_ERROR_RESILIENCE) {
+ /* init ER */
+ er->avctx = h->avctx;
+ er->dsp = &h->dsp;
+ er->decode_mb = h264_er_decode_mb;
+ er->opaque = h;
+ er->quarter_sample = 1;
+
+ er->mb_num = h->mb_num;
+ er->mb_width = h->mb_width;
+ er->mb_height = h->mb_height;
+ er->mb_stride = h->mb_stride;
+ er->b8_stride = h->mb_width * 2 + 1;
- er->mb_index2xy[h->mb_height * h->mb_width] = (h->mb_height - 1) *
- h->mb_stride + h->mb_width;
+ FF_ALLOCZ_OR_GOTO(h->avctx, er->mb_index2xy, (h->mb_num + 1) * sizeof(int),
+ fail); // error ressilience code looks cleaner with this
+ for (y = 0; y < h->mb_height; y++)
+ for (x = 0; x < h->mb_width; x++)
+ er->mb_index2xy[x + y * h->mb_width] = x + y * h->mb_stride;
- FF_ALLOCZ_OR_GOTO(h->avctx, er->error_status_table,
- mb_array_size * sizeof(uint8_t), fail);
+ er->mb_index2xy[h->mb_height * h->mb_width] = (h->mb_height - 1) *
+ h->mb_stride + h->mb_width;
- FF_ALLOC_OR_GOTO(h->avctx, er->mbintra_table, mb_array_size, fail);
- memset(er->mbintra_table, 1, mb_array_size);
+ FF_ALLOCZ_OR_GOTO(h->avctx, er->error_status_table,
+ mb_array_size * sizeof(uint8_t), fail);
- FF_ALLOCZ_OR_GOTO(h->avctx, er->mbskip_table, mb_array_size + 2, fail);
+ FF_ALLOC_OR_GOTO(h->avctx, er->mbintra_table, mb_array_size, fail);
+ memset(er->mbintra_table, 1, mb_array_size);
- FF_ALLOC_OR_GOTO(h->avctx, er->er_temp_buffer, h->mb_height * h->mb_stride,
- fail);
+ FF_ALLOCZ_OR_GOTO(h->avctx, er->mbskip_table, mb_array_size + 2, fail);
- FF_ALLOCZ_OR_GOTO(h->avctx, h->dc_val_base, yc_size * sizeof(int16_t), fail);
- er->dc_val[0] = h->dc_val_base + h->mb_width * 2 + 2;
- er->dc_val[1] = h->dc_val_base + y_size + h->mb_stride + 1;
- er->dc_val[2] = er->dc_val[1] + c_size;
- for (i = 0; i < yc_size; i++)
- h->dc_val_base[i] = 1024;
+ FF_ALLOC_OR_GOTO(h->avctx, er->er_temp_buffer, h->mb_height * h->mb_stride,
+ fail);
+
+ FF_ALLOCZ_OR_GOTO(h->avctx, h->dc_val_base, yc_size * sizeof(int16_t), fail);
+ er->dc_val[0] = h->dc_val_base + h->mb_width * 2 + 2;
+ er->dc_val[1] = h->dc_val_base + y_size + h->mb_stride + 1;
+ er->dc_val[2] = er->dc_val[1] + c_size;
+ for (i = 0; i < yc_size; i++)
+ h->dc_val_base[i] = 1024;
+ }
return 0;
h->avctx = avctx;
- h->width = h->avctx->width;
- h->height = h->avctx->height;
-
h->bit_depth_luma = 8;
h->chroma_format_idc = 1;
h->dequant_coeff_pps = -1;
/* needed so that IDCT permutation is known early */
- ff_dsputil_init(&h->dsp, h->avctx);
+ if (CONFIG_ERROR_RESILIENCE)
+ ff_dsputil_init(&h->dsp, h->avctx);
ff_videodsp_init(&h->vdsp, 8);
memset(h->pps.scaling_matrix4, 16, 6 * 16 * sizeof(uint8_t));
ff_h264_decode_init_vlc();
- h->pixel_shift = 0;
+ h->pixel_shift = 0;
h->sps.bit_depth_luma = avctx->bits_per_raw_sample = 8;
h->thread_context[0] = h;
#undef REBASE_PICTURE
#define REBASE_PICTURE(pic, new_ctx, old_ctx) \
((pic && pic >= old_ctx->DPB && \
- pic < old_ctx->DPB + MAX_PICTURE_COUNT) ? \
- &new_ctx->DPB[pic - old_ctx->DPB] : NULL)
+ pic < old_ctx->DPB + MAX_PICTURE_COUNT) ? \
+ &new_ctx->DPB[pic - old_ctx->DPB] : NULL)
static void copy_picture_range(Picture **to, Picture **from, int count,
H264Context *new_base,
return 0;
if (inited &&
- (h->width != h1->width ||
- h->height != h1->height ||
- h->mb_width != h1->mb_width ||
- h->mb_height != h1->mb_height ||
+ (h->width != h1->width ||
+ h->height != h1->height ||
+ h->mb_width != h1->mb_width ||
+ h->mb_height != h1->mb_height ||
h->sps.bit_depth_luma != h1->sps.bit_depth_luma ||
h->sps.chroma_format_idc != h1->sps.chroma_format_idc ||
h->sps.colorspace != h1->sps.colorspace)) {
memset(h->pps_buffers, 0, sizeof(h->pps_buffers));
memset(&h->er, 0, sizeof(h->er));
memset(&h->me, 0, sizeof(h->me));
+ 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));
h->context_initialized = 0;
memset(&h->cur_pic, 0, sizeof(h->cur_pic));
avcodec_get_frame_defaults(&h->cur_pic.f);
h->cur_pic.tf.f = &h->cur_pic.f;
- h->avctx = dst;
- h->DPB = NULL;
+ h->avctx = dst;
+ h->DPB = NULL;
h->qscale_table_pool = NULL;
- h->mb_type_pool = NULL;
- h->ref_index_pool = NULL;
- h->motion_val_pool = NULL;
+ h->mb_type_pool = NULL;
+ h->ref_index_pool = NULL;
+ h->motion_val_pool = NULL;
if (ff_h264_alloc_tables(h) < 0) {
av_log(dst, AV_LOG_ERROR, "Could not allocate memory for h264\n");
h->thread_context[0] = h;
- h->dsp.clear_blocks(h->mb);
- h->dsp.clear_blocks(h->mb + (24 * 16 << h->pixel_shift));
h->context_initialized = 1;
}
return ret;
}
- h->cur_pic_ptr = REBASE_PICTURE(h1->cur_pic_ptr, h, h1);
+ h->cur_pic_ptr = REBASE_PICTURE(h1->cur_pic_ptr, h, h1);
unref_picture(h, &h->cur_pic);
if ((ret = ref_picture(h, &h->cur_pic, &h1->cur_pic)) < 0)
return ret;
}
pic = &h->DPB[i];
- pic->reference = h->droppable ? 0 : h->picture_structure;
+ pic->reference = h->droppable ? 0 : h->picture_structure;
pic->f.coded_picture_number = h->coded_picture_number++;
pic->field_picture = h->picture_structure != PICT_FRAME;
/*
if ((ret = ref_picture(h, &h->cur_pic, h->cur_pic_ptr)) < 0)
return ret;
- ff_er_frame_start(&h->er);
+ if (CONFIG_ERROR_RESILIENCE)
+ ff_er_frame_start(&h->er);
assert(h->linesize && h->uvlinesize);
int i, pics, out_of_order, out_idx;
int invalid = 0, cnt = 0;
- h->cur_pic_ptr->f.pict_type = h->pict_type;
+ h->cur_pic_ptr->f.pict_type = h->pict_type;
if (h->next_output_pic)
return;
break;
case SEI_PIC_STRUCT_TOP_BOTTOM:
case SEI_PIC_STRUCT_BOTTOM_TOP:
- if (FIELD_OR_MBAFF_PICTURE)
+ if (FIELD_OR_MBAFF_PICTURE(h))
cur->f.interlaced_frame = 1;
else
// try to flag soft telecine progressive
cur->f.interlaced_frame = (h->sei_ct_type & (1 << 1)) != 0;
} else {
/* Derive interlacing flag from used decoding process. */
- cur->f.interlaced_frame = FIELD_OR_MBAFF_PICTURE;
+ cur->f.interlaced_frame = FIELD_OR_MBAFF_PICTURE(h);
}
h->prev_interlaced_frame = cur->f.interlaced_frame;
av_log(h->avctx, AV_LOG_DEBUG, "no picture\n");
}
- if (setup_finished)
+ if (setup_finished && !h->avctx->hwaccel)
ff_thread_finish_setup(h->avctx);
}
uint8_t *top_border;
int top_idx = 1;
const int pixel_shift = h->pixel_shift;
- int chroma444 = CHROMA444;
- int chroma422 = CHROMA422;
+ int chroma444 = CHROMA444(h);
+ int chroma422 = CHROMA422(h);
src_y -= linesize;
src_cb -= uvlinesize;
src_cr -= uvlinesize;
- if (!simple && FRAME_MBAFF) {
+ if (!simple && FRAME_MBAFF(h)) {
if (h->mb_y & 1) {
if (!MB_MBAFF(h)) {
top_border = h->top_borders[0][h->mb_x];
uint8_t *top_border_m1;
uint8_t *top_border;
- if (!simple && FRAME_MBAFF) {
+ if (!simple && FRAME_MBAFF(h)) {
if (h->mb_y & 1) {
if (!MB_MBAFF(h))
return;
if (IS_INTRA4x4(mb_type)) {
if (IS_8x8DCT(mb_type)) {
if (transform_bypass) {
- idct_dc_add =
- idct_add = h->h264dsp.h264_add_pixels8;
+ idct_dc_add =
+ idct_add = h->h264dsp.h264_add_pixels8_clear;
} else {
idct_dc_add = h->h264dsp.h264_idct8_dc_add;
idct_add = h->h264dsp.h264_idct8_add;
} else {
if (transform_bypass) {
idct_dc_add =
- idct_add = h->h264dsp.h264_add_pixels4;
+ idct_add = h->h264dsp.h264_add_pixels4_clear;
} else {
idct_dc_add = h->h264dsp.h264_idct_dc_add;
idct_add = h->h264dsp.h264_idct_add;
0 * 16, 1 * 16, 4 * 16, 5 * 16,
2 * 16, 3 * 16, 6 * 16, 7 * 16,
8 * 16, 9 * 16, 12 * 16, 13 * 16,
- 10 * 16, 11 * 16, 14 * 16, 15 * 16 };
+ 10 * 16, 11 * 16, 14 * 16, 15 * 16
+ };
for (i = 0; i < 16; i++)
dctcoef_set(h->mb + (p * 256 << pixel_shift),
pixel_shift, dc_mapping[i],
for (i = 0; i < 16; i++)
if (h->non_zero_count_cache[scan8[i + p * 16]] ||
dctcoef_get(h->mb, pixel_shift, i * 16 + p * 256))
- h->h264dsp.h264_add_pixels4(dest_y + block_offset[i],
- h->mb + (i * 16 + p * 256 << pixel_shift),
- linesize);
+ h->h264dsp.h264_add_pixels4_clear(dest_y + block_offset[i],
+ h->mb + (i * 16 + p * 256 << pixel_shift),
+ linesize);
}
} else {
h->h264dsp.h264_idct_add16intra(dest_y, block_offset,
} else if (h->cbp & 15) {
if (transform_bypass) {
const int di = IS_8x8DCT(mb_type) ? 4 : 1;
- idct_add = IS_8x8DCT(mb_type) ? h->h264dsp.h264_add_pixels8
- : h->h264dsp.h264_add_pixels4;
+ idct_add = IS_8x8DCT(mb_type) ? h->h264dsp.h264_add_pixels8_clear
+ : h->h264dsp.h264_add_pixels4_clear;
for (i = 0; i < 16; i += di)
if (h->non_zero_count_cache[scan8[i + p * 16]])
idct_add(dest_y + block_offset[i],
{
const int mb_xy = h->mb_xy;
const int mb_type = h->cur_pic.mb_type[mb_xy];
- int is_complex = CONFIG_SMALL || h->is_complex || IS_INTRA_PCM(mb_type) || h->qscale == 0;
+ int is_complex = CONFIG_SMALL || h->is_complex ||
+ IS_INTRA_PCM(mb_type) || h->qscale == 0;
- if (CHROMA444) {
+ if (CHROMA444(h)) {
if (is_complex || h->pixel_shift)
hl_decode_mb_444_complex(h);
else
h->chroma_weight[i][list][j][1] = get_se_golomb(&h->gb);
if (h->chroma_weight[i][list][j][0] != chroma_def ||
h->chroma_weight[i][list][j][1] != 0) {
- h->use_weight_chroma = 1;
+ h->use_weight_chroma = 1;
h->chroma_weight_flag[list] = 1;
}
}
} 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 &&
+ 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 = 0;
h->use_weight_chroma = 0;
return;
}
int i;
for (i = 0; i < MAX_DELAYED_PIC_COUNT; i++)
h->last_pocs[i] = INT_MIN;
- h->outputed_poc = h->next_outputed_poc = INT_MIN;
+ h->outputed_poc = h->next_outputed_poc = INT_MIN;
h->prev_interlaced_frame = 1;
idr(h);
if (h->cur_pic_ptr)
h->parse_context.last_index = 0;
}
-static int init_poc(H264Context *h)
+int ff_init_poc(H264Context *h, int pic_field_poc[2], int *pic_poc)
{
const int max_frame_num = 1 << h->sps.log2_max_frame_num;
int field_poc[2];
- Picture *cur = h->cur_pic_ptr;
h->frame_num_offset = h->prev_frame_num_offset;
if (h->frame_num < h->prev_frame_num)
if (h->sps.poc_type == 0) {
const int max_poc_lsb = 1 << h->sps.log2_max_poc_lsb;
- if (h->poc_lsb < h->prev_poc_lsb && h->prev_poc_lsb - h->poc_lsb >= max_poc_lsb / 2)
+ if (h->poc_lsb < h->prev_poc_lsb &&
+ h->prev_poc_lsb - h->poc_lsb >= max_poc_lsb / 2)
h->poc_msb = h->prev_poc_msb + max_poc_lsb;
- else if (h->poc_lsb > h->prev_poc_lsb && h->prev_poc_lsb - h->poc_lsb < -max_poc_lsb / 2)
+ else if (h->poc_lsb > h->prev_poc_lsb &&
+ h->prev_poc_lsb - h->poc_lsb < -max_poc_lsb / 2)
h->poc_msb = h->prev_poc_msb - max_poc_lsb;
else
h->poc_msb = h->prev_poc_msb;
}
if (h->picture_structure != PICT_BOTTOM_FIELD)
- h->cur_pic_ptr->field_poc[0] = field_poc[0];
+ pic_field_poc[0] = field_poc[0];
if (h->picture_structure != PICT_TOP_FIELD)
- h->cur_pic_ptr->field_poc[1] = field_poc[1];
- cur->poc = FFMIN(cur->field_poc[0], cur->field_poc[1]);
+ pic_field_poc[1] = field_poc[1];
+ if (pic_poc)
+ *pic_poc = FFMIN(pic_field_poc[0], pic_field_poc[1]);
return 0;
}
* past end by one (callers fault) and resync_mb_y != 0
* causes problems for the first MB line, too.
*/
- if (!FIELD_PICTURE) {
+ if (CONFIG_ERROR_RESILIENCE && !FIELD_PICTURE(h)) {
h->er.cur_pic = h->cur_pic_ptr;
h->er.last_pic = h->ref_count[0] ? &h->ref_list[0][0] : NULL;
h->er.next_pic = h->ref_count[1] ? &h->ref_list[1][0] : NULL;
ff_h264qpel_init(&h->h264qpel, h->sps.bit_depth_luma);
ff_h264_pred_init(&h->hpc, h->avctx->codec_id, h->sps.bit_depth_luma,
h->sps.chroma_format_idc);
- h->dsp.dct_bits = h->sps.bit_depth_luma > 8 ? 32 : 16;
- ff_dsputil_init(&h->dsp, h->avctx);
+ if (CONFIG_ERROR_RESILIENCE)
+ ff_dsputil_init(&h->dsp, h->avctx);
ff_videodsp_init(&h->vdsp, h->sps.bit_depth_luma);
} else {
av_log(h->avctx, AV_LOG_ERROR, "Unsupported bit depth: %d\n",
{
switch (h->sps.bit_depth_luma) {
case 9:
- if (CHROMA444) {
+ if (CHROMA444(h)) {
if (h->avctx->colorspace == AVCOL_SPC_RGB) {
return AV_PIX_FMT_GBRP9;
} else
return AV_PIX_FMT_YUV444P9;
- } else if (CHROMA422)
+ } else if (CHROMA422(h))
return AV_PIX_FMT_YUV422P9;
else
return AV_PIX_FMT_YUV420P9;
break;
case 10:
- if (CHROMA444) {
+ if (CHROMA444(h)) {
if (h->avctx->colorspace == AVCOL_SPC_RGB) {
return AV_PIX_FMT_GBRP10;
} else
return AV_PIX_FMT_YUV444P10;
- } else if (CHROMA422)
+ } else if (CHROMA422(h))
return AV_PIX_FMT_YUV422P10;
else
return AV_PIX_FMT_YUV420P10;
break;
case 8:
- if (CHROMA444) {
+ if (CHROMA444(h)) {
if (h->avctx->colorspace == AVCOL_SPC_RGB) {
return AV_PIX_FMT_GBRP;
} else
return h->avctx->color_range == AVCOL_RANGE_JPEG ? AV_PIX_FMT_YUVJ444P
: AV_PIX_FMT_YUV444P;
- } else if (CHROMA422) {
+ } else if (CHROMA422(h)) {
return h->avctx->color_range == AVCOL_RANGE_JPEG ? AV_PIX_FMT_YUVJ422P
: AV_PIX_FMT_YUV422P;
} else {
}
}
+/* export coded and cropped frame dimensions to AVCodecContext */
+static int init_dimensions(H264Context *h)
+{
+ int width = h->width - (h->sps.crop_right + h->sps.crop_left);
+ int height = h->height - (h->sps.crop_top + h->sps.crop_bottom);
+
+ /* handle container cropping */
+ if (!h->sps.crop &&
+ FFALIGN(h->avctx->width, 16) == h->width &&
+ FFALIGN(h->avctx->height, 16) == h->height) {
+ width = h->avctx->width;
+ height = h->avctx->height;
+ }
+
+ if (width <= 0 || height <= 0) {
+ av_log(h->avctx, AV_LOG_ERROR, "Invalid cropped dimensions: %dx%d.\n",
+ width, height);
+ if (h->avctx->err_recognition & AV_EF_EXPLODE)
+ return AVERROR_INVALIDDATA;
+
+ av_log(h->avctx, AV_LOG_WARNING, "Ignoring cropping information.\n");
+ h->sps.crop_bottom = h->sps.crop_top = h->sps.crop_right = h->sps.crop_left = 0;
+ h->sps.crop = 0;
+
+ width = h->width;
+ height = h->height;
+ }
+
+ h->avctx->coded_width = h->width;
+ h->avctx->coded_height = h->height;
+ h->avctx->width = width;
+ h->avctx->height = height;
+
+ return 0;
+}
+
static int h264_slice_header_init(H264Context *h, int reinit)
{
int nb_slices = (HAVE_THREADS &&
h->avctx->thread_count : 1;
int i;
- avcodec_set_dimensions(h->avctx, h->width, h->height);
h->avctx->sample_aspect_ratio = h->sps.sar;
av_assert0(h->avctx->sample_aspect_ratio.den);
av_pix_fmt_get_chroma_sub_sample(h->avctx->pix_fmt,
if (reinit)
free_tables(h, 0);
- h->first_field = 0;
+ h->first_field = 0;
h->prev_interlaced_frame = 1;
init_scan_tables(h);
} else {
for (i = 1; i < h->slice_context_count; i++) {
H264Context *c;
- c = h->thread_context[i] = av_mallocz(sizeof(H264Context));
- c->avctx = h->avctx;
- c->dsp = h->dsp;
- 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->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 = h->thread_context[i] = av_mallocz(sizeof(H264Context));
+ c->avctx = h->avctx;
+ c->dsp = h->dsp;
+ 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->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->data_partitioning = h->data_partitioning;
- 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;
+ 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);
first_mb_in_slice = get_ue_golomb(&h->gb);
if (first_mb_in_slice == 0) { // FIXME better field boundary detection
- if (h0->current_slice && FIELD_PICTURE) {
+ if (h0->current_slice && FIELD_PICTURE(h)) {
field_end(h, 1);
}
h->chroma_y_shift = h->sps.chroma_format_idc <= 1; // 400 uses yuv420p
- h->width = 16 * h->mb_width - (2 >> CHROMA444) * FFMIN(h->sps.crop_right, (8 << CHROMA444) - 1);
- if (h->sps.frame_mbs_only_flag)
- h->height = 16 * h->mb_height - (1 << h->chroma_y_shift) * FFMIN(h->sps.crop_bottom, (16 >> h->chroma_y_shift) - 1);
- else
- h->height = 16 * h->mb_height - (2 << h->chroma_y_shift) * FFMIN(h->sps.crop_bottom, (16 >> h->chroma_y_shift) - 1);
+ h->width = 16 * h->mb_width;
+ h->height = 16 * h->mb_height;
- if (FFALIGN(h->avctx->width, 16) == h->width &&
- FFALIGN(h->avctx->height, 16) == h->height) {
- h->width = h->avctx->width;
- h->height = h->avctx->height;
- }
+ ret = init_dimensions(h);
+ if (ret < 0)
+ return ret;
if (h->sps.video_signal_type_present_flag) {
h->avctx->color_range = h->sps.full_range ? AVCOL_RANGE_JPEG
}
if (h->context_initialized &&
- (h->width != h->avctx->width ||
- h->height != h->avctx->height ||
+ (h->width != h->avctx->coded_width ||
+ h->height != h->avctx->coded_height ||
needs_reinit)) {
-
if (h != h0) {
av_log(h->avctx, AV_LOG_ERROR, "changing width/height on "
"slice %d\n", h0->current_slice + 1);
assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF);
/* figure out if we have a complementary field pair */
- if (!FIELD_PICTURE || h->picture_structure == last_pic_structure) {
+ 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. */
if (!last_pic_droppable && last_pic_structure != PICT_FRAME) {
if (h264_frame_start(h) < 0)
return -1;
h->prev_frame_num++;
- h->prev_frame_num %= 1 << h->sps.log2_max_frame_num;
+ h->prev_frame_num %= 1 << h->sps.log2_max_frame_num;
h->cur_pic_ptr->frame_num = h->prev_frame_num;
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 0);
ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 1);
if (ff_h264_execute_ref_pic_marking(h, h->mmco, h->mmco_index) < 0 &&
(h->avctx->err_recognition & AV_EF_EXPLODE))
return AVERROR_INVALIDDATA;
- /* Error concealment: if a ref is missing, copy the previous ref in its place.
- * FIXME: avoiding a memcpy would be nice, but ref handling makes many assumptions
- * about there being no actual duplicates.
- * FIXME: this doesn't copy padding for out-of-frame motion vectors. Given we're
- * concealing a lost frame, this probably isn't noticeable by comparison, but it should
- * be fixed. */
+ /* Error concealment: If a ref is missing, copy the previous ref
+ * in its place.
+ * FIXME: Avoiding a memcpy would be nice, but ref handling makes
+ * many assumptions about there being no actual duplicates.
+ * FIXME: This does not copy padding for out-of-frame motion
+ * vectors. Given we are concealing a lost frame, this probably
+ * is not noticeable by comparison, but it should be fixed. */
if (h->short_ref_count) {
if (prev) {
- av_image_copy(h->short_ref[0]->f.data, h->short_ref[0]->f.linesize,
- (const uint8_t **)prev->f.data, prev->f.linesize,
- h->avctx->pix_fmt, h->mb_width * 16, h->mb_height * 16);
+ av_image_copy(h->short_ref[0]->f.data,
+ h->short_ref[0]->f.linesize,
+ (const uint8_t **)prev->f.data,
+ prev->f.linesize,
+ h->avctx->pix_fmt,
+ h->mb_width * 16,
+ h->mb_height * 16);
h->short_ref[0]->poc = prev->poc + 2;
}
h->short_ref[0]->frame_num = h->prev_frame_num;
assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF);
/* figure out if we have a complementary field pair */
- if (!FIELD_PICTURE || h->picture_structure == last_pic_structure) {
+ 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->cur_pic_ptr = NULL;
- h0->first_field = FIELD_PICTURE;
+ h0->first_field = FIELD_PICTURE(h);
} else {
if (h0->cur_pic_ptr->frame_num != h->frame_num) {
/* This and the previous field had different frame_nums.
}
} else {
/* Frame or first field in a potentially complementary pair */
- h0->first_field = FIELD_PICTURE;
+ h0->first_field = FIELD_PICTURE(h);
}
- if (!FIELD_PICTURE || h0->first_field) {
+ if (!FIELD_PICTURE(h) || h0->first_field) {
if (h264_frame_start(h) < 0) {
h0->first_field = 0;
return -1;
h->cur_pic_ptr->frame_num = h->frame_num; // FIXME frame_num cleanup
assert(h->mb_num == h->mb_width * h->mb_height);
- if (first_mb_in_slice << FIELD_OR_MBAFF_PICTURE >= h->mb_num ||
+ if (first_mb_in_slice << FIELD_OR_MBAFF_PICTURE(h) >= h->mb_num ||
first_mb_in_slice >= h->mb_num) {
av_log(h->avctx, AV_LOG_ERROR, "first_mb_in_slice overflow\n");
return -1;
}
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->resync_mb_y = h->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;
assert(h->mb_y < h->mb_height);
h->delta_poc[1] = get_se_golomb(&h->gb);
}
- init_poc(h);
+ 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);
else
h->list_count = 1;
} else {
- h->list_count = 0;
+ h->list_count = 0;
h->ref_count[0] = h->ref_count[1] = 0;
}
-
max_refs = h->picture_structure == PICT_FRAME ? 16 : 32;
if (h->ref_count[0] > max_refs || h->ref_count[1] > max_refs) {
// corrupt, thus we only do this if frame-mt is enabled.
if (h->nal_ref_idc &&
ff_h264_decode_ref_pic_marking(h0, &h->gb,
- !(h->avctx->active_thread_type & FF_THREAD_FRAME) ||
- h0->current_slice == 0) < 0 &&
+ !(h->avctx->active_thread_type & FF_THREAD_FRAME) ||
+ h0->current_slice == 0) < 0 &&
(h->avctx->err_recognition & AV_EF_EXPLODE))
return AVERROR_INVALIDDATA;
- if (FRAME_MBAFF) {
+ if (FRAME_MBAFF(h)) {
ff_h264_fill_mbaff_ref_list(h);
if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) {
6 * (h->sps.bit_depth_luma - 8);
h0->last_slice_type = slice_type;
- h->slice_num = ++h0->current_slice;
+ h->slice_num = ++h0->current_slice;
if (h->slice_num >= MAX_SLICES) {
av_log(h->avctx, AV_LOG_ERROR,
"Too many slices, increase MAX_SLICES and recompile\n");
int *ref2frm = h->ref2frm[h->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 < h->list_count && i < h->ref_count[j] &&
+ h->ref_list[j][i].f.buf[0]) {
int k;
AVBuffer *buf = h->ref_list[j][i].f.buf[0]->buffer;
for (k = 0; k < h->short_ref_count; k++)
}
}
- ref2frm[0] =
- ref2frm[1] = -1;
+ 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[18 + 0] =
- ref2frm[18 + 1] = -1;
+ ref2frm[i + 2] = 4 * id_list[i] + (h->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);
* stuff, I can't imagine that these complex rules are worth it. */
left_xy[LBOT] = left_xy[LTOP] = mb_xy - 1;
- if (FRAME_MBAFF) {
+ 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) {
} else {
if (curr_mb_field_flag)
top_xy += h->mb_stride &
- (((h->cur_pic.mb_type[top_xy] >> 7) & 1) - 1);
+ (((h->cur_pic.mb_type[top_xy] >> 7) & 1) - 1);
if (left_mb_field_flag != curr_mb_field_flag)
left_xy[LBOT] += h->mb_stride;
}
((qp + h->cur_pic.qscale_table[left_xy[LTOP]] + 1) >> 1) <= qp_thresh) &&
(top_xy < 0 ||
((qp + h->cur_pic.qscale_table[top_xy] + 1) >> 1) <= qp_thresh)) {
- if (!FRAME_MBAFF)
+ if (!FRAME_MBAFF(h))
return 1;
if ((left_xy[LTOP] < 0 ||
((qp + h->cur_pic.qscale_table[left_xy[LBOT]] + 1) >> 1) <= qp_thresh) &&
/* CAVLC 8x8dct requires NNZ values for residual decoding that differ
* from what the loop filter needs */
- if (!CABAC && h->pps.transform_8x8_mode) {
+ if (!CABAC(h) && h->pps.transform_8x8_mode) {
if (IS_8x8DCT(top_type)) {
- nnz_cache[4 + 8 * 0] =
- nnz_cache[5 + 8 * 0] = (h->cbp_table[top_xy] & 0x4000) >> 12;
- nnz_cache[6 + 8 * 0] =
- nnz_cache[7 + 8 * 0] = (h->cbp_table[top_xy] & 0x8000) >> 12;
+ nnz_cache[4 + 8 * 0] =
+ nnz_cache[5 + 8 * 0] = (h->cbp_table[top_xy] & 0x4000) >> 12;
+ nnz_cache[6 + 8 * 0] =
+ nnz_cache[7 + 8 * 0] = (h->cbp_table[top_xy] & 0x8000) >> 12;
}
if (IS_8x8DCT(left_type[LTOP])) {
- nnz_cache[3 + 8 * 1] =
- nnz_cache[3 + 8 * 2] = (h->cbp_table[left_xy[LTOP]] & 0x2000) >> 12; // FIXME check MBAFF
+ nnz_cache[3 + 8 * 1] =
+ nnz_cache[3 + 8 * 2] = (h->cbp_table[left_xy[LTOP]] & 0x2000) >> 12; // FIXME check MBAFF
}
if (IS_8x8DCT(left_type[LBOT])) {
- nnz_cache[3 + 8 * 3] =
- nnz_cache[3 + 8 * 4] = (h->cbp_table[left_xy[LBOT]] & 0x8000) >> 12; // FIXME check MBAFF
+ nnz_cache[3 + 8 * 3] =
+ nnz_cache[3 + 8 * 4] = (h->cbp_table[left_xy[LBOT]] & 0x8000) >> 12; // FIXME check MBAFF
}
if (IS_8x8DCT(mb_type)) {
{
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;
+ const int end_mb_y = h->mb_y + FRAME_MBAFF(h);
const int old_slice_type = h->slice_type;
const int pixel_shift = h->pixel_shift;
const int block_h = 16 >> h->chroma_y_shift;
if (h->deblocking_filter) {
for (mb_x = start_x; mb_x < end_x; mb_x++)
- for (mb_y = end_mb_y - FRAME_MBAFF; mb_y <= end_mb_y; mb_y++) {
+ 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_type = h->cur_pic.mb_type[mb_xy];
h->list_count = h->list_counts[mb_xy];
- if (FRAME_MBAFF)
+ if (FRAME_MBAFF(h))
h->mb_mbaff =
h->mb_field_decoding_flag = !!IS_INTERLACED(mb_type);
dest_y = h->cur_pic.f.data[0] +
((mb_x << pixel_shift) + mb_y * h->linesize) * 16;
dest_cb = h->cur_pic.f.data[1] +
- (mb_x << pixel_shift) * (8 << CHROMA444) +
+ (mb_x << pixel_shift) * (8 << CHROMA444(h)) +
mb_y * h->uvlinesize * block_h;
dest_cr = h->cur_pic.f.data[2] +
- (mb_x << pixel_shift) * (8 << CHROMA444) +
+ (mb_x << pixel_shift) * (8 << CHROMA444(h)) +
mb_y * h->uvlinesize * block_h;
// FIXME simplify above
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]);
- if (FRAME_MBAFF) {
+ if (FRAME_MBAFF(h)) {
ff_h264_filter_mb(h, mb_x, mb_y, dest_y, dest_cb, dest_cr,
linesize, uvlinesize);
} else {
}
h->slice_type = old_slice_type;
h->mb_x = end_x;
- h->mb_y = end_mb_y - FRAME_MBAFF;
+ 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);
}
*/
static void decode_finish_row(H264Context *h)
{
- int top = 16 * (h->mb_y >> FIELD_PICTURE);
- int pic_height = 16 * h->mb_height >> FIELD_PICTURE;
- int height = 16 << FRAME_MBAFF;
- int deblock_border = (16 + 4) << FRAME_MBAFF;
+ int top = 16 * (h->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 ((top + height) >= pic_height)
static void er_add_slice(H264Context *h, int startx, int starty,
int endx, int endy, int status)
{
+#if CONFIG_ERROR_RESILIENCE
ERContext *er = &h->er;
er->ref_count = h->ref_count[0];
ff_er_add_slice(er, startx, starty, endx, endy, status);
+#endif
}
static int decode_slice(struct AVCodecContext *avctx, void *arg)
h->mb_skip_run = -1;
- h->is_complex = FRAME_MBAFF || h->picture_structure != PICT_FRAME ||
+ 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));
ff_h264_hl_decode_mb(h);
// FIXME optimal? or let mb_decode decode 16x32 ?
- if (ret >= 0 && FRAME_MBAFF) {
+ if (ret >= 0 && FRAME_MBAFF(h)) {
h->mb_y++;
ret = ff_h264_decode_mb_cabac(h);
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);
+ h->mb_y, ER_MB_END);
if (h->mb_x >= lf_x_start)
loop_filter(h, lf_x_start, h->mb_x + 1);
return 0;
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);
+ h->mb_y, ER_MB_ERROR);
return -1;
}
h->mb_x = lf_x_start = 0;
decode_finish_row(h);
++h->mb_y;
- if (FIELD_OR_MBAFF_PICTURE) {
+ if (FIELD_OR_MBAFF_PICTURE(h)) {
++h->mb_y;
- if (FRAME_MBAFF && h->mb_y < h->mb_height)
+ if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
predict_field_decoding_flag(h);
}
}
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);
+ h->mb_y, ER_MB_END);
if (h->mb_x > lf_x_start)
loop_filter(h, lf_x_start, h->mb_x);
return 0;
ff_h264_hl_decode_mb(h);
// FIXME optimal? or let mb_decode decode 16x32 ?
- if (ret >= 0 && FRAME_MBAFF) {
+ if (ret >= 0 && FRAME_MBAFF(h)) {
h->mb_y++;
ret = ff_h264_decode_mb_cavlc(h);
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);
+ h->mb_y, ER_MB_ERROR);
return -1;
}
h->mb_x = lf_x_start = 0;
decode_finish_row(h);
++h->mb_y;
- if (FIELD_OR_MBAFF_PICTURE) {
+ if (FIELD_OR_MBAFF_PICTURE(h)) {
++h->mb_y;
- if (FRAME_MBAFF && h->mb_y < h->mb_height)
+ if (FRAME_MBAFF(h) && h->mb_y < h->mb_height)
predict_field_decoding_flag(h);
}
if (h->mb_y >= h->mb_height) {
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);
+ h->mb_x - 1, h->mb_y,
+ ER_MB_END);
return 0;
} else {
er_add_slice(h, h->resync_mb_x, h->resync_mb_y,
- h->mb_x - 1, h->mb_y,
- ER_MB_END);
+ h->mb_x - 1, h->mb_y,
+ ER_MB_END);
return -1;
}
get_bits_count(&h->gb), h->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);
+ 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);
return 0;
} else {
er_add_slice(h, h->resync_mb_x, h->resync_mb_y, h->mb_x,
- h->mb_y, ER_MB_ERROR);
+ h->mb_y, ER_MB_ERROR);
return -1;
}
return decode_slice(avctx, &h);
} else {
for (i = 1; i < context_count; i++) {
- hx = h->thread_context[i];
- hx->er.error_count = 0;
+ hx = h->thread_context[i];
+ hx->er.error_count = 0;
}
avctx->execute(avctx, decode_slice, h->thread_context,
return 0;
}
+static const uint8_t start_code[] = { 0x00, 0x00, 0x01 };
+
static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size,
int parse_extradata)
{
idr(h); // FIXME ensure we don't lose some frames if there is reordering
case NAL_SLICE:
init_get_bits(&hx->gb, ptr, bit_length);
- hx->intra_gb_ptr =
- hx->inter_gb_ptr = &hx->gb;
+ hx->intra_gb_ptr =
+ hx->inter_gb_ptr = &hx->gb;
hx->data_partitioning = 0;
if ((err = decode_slice_header(hx, h)))
return -1;
} else if (CONFIG_H264_VDPAU_DECODER &&
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {
- static const uint8_t start_code[] = {
- 0x00, 0x00, 0x01 };
- ff_vdpau_add_data_chunk(h->cur_pic_ptr->f.data[0], start_code,
+ ff_vdpau_add_data_chunk(h->cur_pic_ptr->f.data[0],
+ start_code,
sizeof(start_code));
- ff_vdpau_add_data_chunk(h->cur_pic_ptr->f.data[0], &buf[buf_index - consumed],
+ ff_vdpau_add_data_chunk(h->cur_pic_ptr->f.data[0],
+ &buf[buf_index - consumed],
consumed);
} else
context_count++;
return pos;
}
+static int output_frame(H264Context *h, AVFrame *dst, AVFrame *src)
+{
+ int i;
+ int ret = av_frame_ref(dst, src);
+ if (ret < 0)
+ return ret;
+
+ if (!h->sps.crop)
+ return 0;
+
+ for (i = 0; i < 3; i++) {
+ int hshift = (i > 0) ? h->chroma_x_shift : 0;
+ int vshift = (i > 0) ? h->chroma_y_shift : 0;
+ int off = ((h->sps.crop_left >> hshift) << h->pixel_shift) +
+ (h->sps.crop_top >> vshift) * dst->linesize[i];
+ dst->data[i] += off;
+ }
+ return 0;
+}
+
static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
int buf_index = 0;
int ret;
- h->flags = avctx->flags;
+ h->flags = avctx->flags;
/* end of stream, output what is still in the buffers */
out:
h->delayed_pic[i] = h->delayed_pic[i + 1];
if (out) {
- if ((ret = av_frame_ref(pict, &out->f)) < 0)
+ ret = output_frame(h, pict, &out->f);
+ if (ret < 0)
return ret;
*got_frame = 1;
}
/* Wait for second field. */
*got_frame = 0;
} else {
- if ((ret = av_frame_ref(pict, &h->next_output_pic->f)) < 0)
+ ret = output_frame(h, pict, &h->next_output_pic->f);
+ if (ret < 0)
return ret;
*got_frame = 1;
}
static av_cold int h264_decode_end(AVCodecContext *avctx)
{
- H264Context *h = avctx->priv_data;
- int i;
+ H264Context *h = avctx->priv_data;
ff_h264_free_context(h);
- if (h->DPB) {
- for (i = 0; i < MAX_PICTURE_COUNT; i++) {
- unref_picture(h, &h->DPB[i]);
- }
- }
- av_freep(&h->DPB);
-
unref_picture(h, &h->cur_pic);
return 0;
.flush = flush_dpb,
.long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (VDPAU acceleration)"),
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_VDPAU_H264,
- AV_PIX_FMT_NONE},
+ AV_PIX_FMT_NONE},
.profiles = NULL_IF_CONFIG_SMALL(profiles),
};
#endif