#define AVCODEC_H264_H
#include "libavutil/intreadwrite.h"
+#include "libavutil/thread.h"
#include "cabac.h"
-#include "dsputil.h"
#include "error_resilience.h"
#include "get_bits.h"
#include "h264chroma.h"
#include "h264dsp.h"
#include "h264pred.h"
#include "h264qpel.h"
+#include "internal.h"
#include "mpegutils.h"
#include "parser.h"
#include "qpeldsp.h"
* The maximum number of slices supported by the decoder.
* must be a power of 2
*/
-#define MAX_SLICES 16
+#define MAX_SLICES 32
#ifdef ALLOW_INTERLACE
#define MB_MBAFF(h) h->mb_mbaff
typedef enum {
SEI_TYPE_BUFFERING_PERIOD = 0, ///< buffering period (H.264, D.1.1)
SEI_TYPE_PIC_TIMING = 1, ///< picture timing
+ SEI_TYPE_USER_DATA_REGISTERED = 4, ///< registered user data as specified by Rec. ITU-T T.35
SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data
SEI_TYPE_RECOVERY_POINT = 6, ///< recovery point (frame # to decoder sync)
SEI_TYPE_FRAME_PACKING = 45, ///< frame packing arrangement
+ SEI_TYPE_DISPLAY_ORIENTATION = 47, ///< display orientation
} SEI_Type;
/**
} MMCO;
typedef struct H264Picture {
- struct AVFrame f;
+ AVFrame *f;
ThreadFrame tf;
AVBufferRef *qscale_table_buf;
int mbaff; ///< 1 -> MBAFF frame 0-> not MBAFF
int field_picture; ///< whether or not picture was encoded in separate fields
- int needs_realloc; ///< picture needs to be reallocated (eg due to a frame size change)
int reference;
int recovered; ///< picture at IDR or recovery point + recovery count
} H264Picture;
-/**
- * H264Context
- */
-typedef struct H264Context {
- AVCodecContext *avctx;
- DSPContext dsp;
- VideoDSPContext vdsp;
- H264DSPContext h264dsp;
- H264ChromaContext h264chroma;
- H264QpelContext h264qpel;
- ParseContext parse_context;
+typedef struct H264Ref {
+ uint8_t *data[3];
+ int linesize[3];
+
+ int reference;
+ int poc;
+ int pic_id;
+
+ H264Picture *parent;
+} H264Ref;
+
+typedef struct H264SliceContext {
+ struct H264Context *h264;
GetBitContext gb;
ERContext er;
- H264Picture *DPB;
- H264Picture *cur_pic_ptr;
- H264Picture cur_pic;
+ int slice_num;
+ int slice_type;
+ int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P)
+ int slice_type_fixed;
- int pixel_shift; ///< 0 for 8-bit H264, 1 for high-bit-depth H264
+ int qscale;
int chroma_qp[2]; // QPc
-
int qp_thresh; ///< QP threshold to skip loopfilter
+ int last_qscale_diff;
- /* coded dimensions -- 16 * mb w/h */
- int width, height;
- ptrdiff_t linesize, uvlinesize;
- int chroma_x_shift, chroma_y_shift;
-
- int qscale;
- int droppable;
- int data_partitioning;
- int coded_picture_number;
- int low_delay;
+ // deblock
+ int deblocking_filter; ///< disable_deblocking_filter_idc with 1 <-> 0
+ int slice_alpha_c0_offset;
+ int slice_beta_offset;
- int context_initialized;
- int flags;
- int workaround_bugs;
+ // Weighted pred stuff
+ int use_weight;
+ int use_weight_chroma;
+ int luma_log2_weight_denom;
+ int chroma_log2_weight_denom;
+ int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag
+ int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag
+ // The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss
+ int luma_weight[48][2][2];
+ int chroma_weight[48][2][2][2];
+ int implicit_weight[48][48][2];
int prev_mb_skipped;
int next_mb_skipped;
- // prediction stuff
int chroma_pred_mode;
int intra16x16_pred_mode;
+ int8_t intra4x4_pred_mode_cache[5 * 8];
+ int8_t(*intra4x4_pred_mode);
+
int topleft_mb_xy;
int top_mb_xy;
int topright_mb_xy;
const uint8_t *left_block;
int topleft_partition;
- int8_t intra4x4_pred_mode_cache[5 * 8];
- int8_t(*intra4x4_pred_mode);
- H264PredContext hpc;
unsigned int topleft_samples_available;
unsigned int top_samples_available;
unsigned int topright_samples_available;
unsigned int left_samples_available;
+
+ ptrdiff_t linesize, uvlinesize;
+ ptrdiff_t mb_linesize; ///< may be equal to s->linesize or s->linesize * 2, for mbaff
+ ptrdiff_t mb_uvlinesize;
+
+ int mb_x, mb_y;
+ int mb_xy;
+ int resync_mb_x;
+ int resync_mb_y;
+ // index of the first MB of the next slice
+ int next_slice_idx;
+ int mb_skip_run;
+ int is_complex;
+
+ int mb_field_decoding_flag;
+ int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag
+
+ int redundant_pic_count;
+
+ /**
+ * number of neighbors (top and/or left) that used 8x8 dct
+ */
+ int neighbor_transform_size;
+
+ int direct_spatial_mv_pred;
+ int col_parity;
+ int col_fieldoff;
+
+ int cbp;
+ int top_cbp;
+ int left_cbp;
+
+ int dist_scale_factor[32];
+ int dist_scale_factor_field[2][32];
+ int map_col_to_list0[2][16 + 32];
+ int map_col_to_list0_field[2][2][16 + 32];
+
+ /**
+ * num_ref_idx_l0/1_active_minus1 + 1
+ */
+ unsigned int ref_count[2]; ///< counts frames or fields, depending on current mb mode
+ unsigned int list_count;
+ H264Ref ref_list[2][48]; /**< 0..15: frame refs, 16..47: mbaff field refs.
+ * Reordered version of default_ref_list
+ * according to picture reordering in slice header */
+ int ref2frm[MAX_SLICES][2][64]; ///< reference to frame number lists, used in the loop filter, the first 2 are for -2,-1
+
+ const uint8_t *intra_pcm_ptr;
+ int16_t *dc_val_base;
+
+ uint8_t *bipred_scratchpad;
+ uint8_t *edge_emu_buffer;
uint8_t (*top_borders[2])[(16 * 3) * 2];
+ int bipred_scratchpad_allocated;
+ int edge_emu_buffer_allocated;
+ int top_borders_allocated[2];
/**
* non zero coeff count cache.
*/
DECLARE_ALIGNED(8, uint8_t, non_zero_count_cache)[15 * 8];
- uint8_t (*non_zero_count)[48];
-
/**
* Motion vector cache.
*/
DECLARE_ALIGNED(16, int16_t, mv_cache)[2][5 * 8][2];
- DECLARE_ALIGNED(8, int8_t, ref_cache)[2][5 * 8];
-#define LIST_NOT_USED -1 // FIXME rename?
-#define PART_NOT_AVAILABLE -2
+ DECLARE_ALIGNED(8, int8_t, ref_cache)[2][5 * 8];
+ DECLARE_ALIGNED(16, uint8_t, mvd_cache)[2][5 * 8][2];
+ uint8_t direct_cache[5 * 8];
+
+ DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4];
+
+ ///< as a dct coeffecient is int32_t in high depth, we need to reserve twice the space.
+ DECLARE_ALIGNED(16, int16_t, mb)[16 * 48 * 2];
+ DECLARE_ALIGNED(16, int16_t, mb_luma_dc)[3][16 * 2];
+ ///< as mb is addressed by scantable[i] and scantable is uint8_t we can either
+ ///< check that i is not too large or ensure that there is some unused stuff after mb
+ int16_t mb_padding[256 * 2];
+
+ uint8_t (*mvd_table[2])[2];
/**
- * number of neighbors (top and/or left) that used 8x8 dct
+ * Cabac
*/
- int neighbor_transform_size;
+ CABACContext cabac;
+ uint8_t cabac_state[1024];
+ int cabac_init_idc;
+
+ // rbsp buffer used for this slice
+ uint8_t *rbsp_buffer;
+ unsigned int rbsp_buffer_size;
+} H264SliceContext;
+
+/**
+ * H264Context
+ */
+typedef struct H264Context {
+ AVCodecContext *avctx;
+ VideoDSPContext vdsp;
+ H264DSPContext h264dsp;
+ H264ChromaContext h264chroma;
+ H264QpelContext h264qpel;
+ GetBitContext gb;
+
+ H264Picture DPB[H264_MAX_PICTURE_COUNT];
+ H264Picture *cur_pic_ptr;
+ H264Picture cur_pic;
+
+ H264SliceContext *slice_ctx;
+ int nb_slice_ctx;
+
+ int pixel_shift; ///< 0 for 8-bit H264, 1 for high-bit-depth H264
+
+ /* coded dimensions -- 16 * mb w/h */
+ int width, height;
+ int chroma_x_shift, chroma_y_shift;
+
+ int droppable;
+ int coded_picture_number;
+ int low_delay;
+
+ int context_initialized;
+ int flags;
+ int workaround_bugs;
+
+ int8_t(*intra4x4_pred_mode);
+ H264PredContext hpc;
+
+ uint8_t (*non_zero_count)[48];
+
+#define LIST_NOT_USED -1 // FIXME rename?
+#define PART_NOT_AVAILABLE -2
/**
* block_offset[ 0..23] for frame macroblocks
uint32_t *mb2br_xy;
int b_stride; // FIXME use s->b4_stride
- ptrdiff_t mb_linesize; ///< may be equal to s->linesize or s->linesize * 2, for mbaff
- ptrdiff_t mb_uvlinesize;
-
SPS sps; ///< current sps
PPS pps; ///< current pps
uint32_t(*dequant4_coeff[6])[16];
uint32_t(*dequant8_coeff[6])[64];
- int slice_num;
uint16_t *slice_table; ///< slice_table_base + 2*mb_stride + 1
- int slice_type;
- int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P)
- int slice_type_fixed;
// interlacing specific flags
int mb_aff_frame;
- int mb_field_decoding_flag;
- int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag
int picture_structure;
int first_field;
- DECLARE_ALIGNED(8, uint16_t, sub_mb_type)[4];
-
- // Weighted pred stuff
- int use_weight;
- int use_weight_chroma;
- int luma_log2_weight_denom;
- int chroma_log2_weight_denom;
- // The following 2 can be changed to int8_t but that causes 10cpu cycles speedloss
- int luma_weight[48][2][2];
- int chroma_weight[48][2][2][2];
- int implicit_weight[48][48][2];
-
- int direct_spatial_mv_pred;
- int col_parity;
- int col_fieldoff;
- int dist_scale_factor[32];
- int dist_scale_factor_field[2][32];
- int map_col_to_list0[2][16 + 32];
- int map_col_to_list0_field[2][2][16 + 32];
-
- /**
- * num_ref_idx_l0/1_active_minus1 + 1
- */
- unsigned int ref_count[2]; ///< counts frames or fields, depending on current mb mode
- unsigned int list_count;
uint8_t *list_counts; ///< Array of list_count per MB specifying the slice type
- H264Picture ref_list[2][48]; /**< 0..15: frame refs, 16..47: mbaff field refs.
- * Reordered version of default_ref_list
- * according to picture reordering in slice header */
- int ref2frm[MAX_SLICES][2][64]; ///< reference to frame number lists, used in the loop filter, the first 2 are for -2,-1
-
- // data partitioning
- GetBitContext intra_gb;
- GetBitContext inter_gb;
- GetBitContext *intra_gb_ptr;
- GetBitContext *inter_gb_ptr;
-
- const uint8_t *intra_pcm_ptr;
- DECLARE_ALIGNED(16, int16_t, mb)[16 * 48 * 2]; ///< as a dct coeffecient is int32_t in high depth, we need to reserve twice the space.
- DECLARE_ALIGNED(16, int16_t, mb_luma_dc)[3][16 * 2];
- int16_t mb_padding[256 * 2]; ///< as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb
-
- /**
- * Cabac
- */
- CABACContext cabac;
- uint8_t cabac_state[1024];
/* 0x100 -> non null luma_dc, 0x80/0x40 -> non null chroma_dc (cb/cr), 0x?0 -> chroma_cbp(0, 1, 2), 0x0? luma_cbp */
uint16_t *cbp_table;
- int cbp;
- int top_cbp;
- int left_cbp;
+
/* chroma_pred_mode for i4x4 or i16x16, else 0 */
uint8_t *chroma_pred_mode_table;
- int last_qscale_diff;
uint8_t (*mvd_table[2])[2];
- DECLARE_ALIGNED(16, uint8_t, mvd_cache)[2][5 * 8][2];
uint8_t *direct_table;
- uint8_t direct_cache[5 * 8];
uint8_t zigzag_scan[16];
uint8_t zigzag_scan8x8[64];
int x264_build;
- int mb_x, mb_y;
- int resync_mb_x;
- int resync_mb_y;
- int mb_skip_run;
+ int mb_y;
int mb_height, mb_width;
int mb_stride;
int mb_num;
- int mb_xy;
-
- int is_complex;
-
- // deblock
- int deblocking_filter; ///< disable_deblocking_filter_idc with 1 <-> 0
- int slice_alpha_c0_offset;
- int slice_beta_offset;
// =============================================================
// Things below are not used in the MB or more inner code
int nal_ref_idc;
int nal_unit_type;
- uint8_t *rbsp_buffer[2];
- unsigned int rbsp_buffer_size[2];
/**
* Used to parse AVC variant of h264
*/
int is_avc; ///< this flag is != 0 if codec is avc1
int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4)
- int got_first; ///< this flag is != 0 if we've parsed a frame
int bit_depth_luma; ///< luma bit depth from sps to detect changes
int chroma_format_idc; ///< chroma format from sps to detect changes
*/
int max_pic_num;
- int redundant_pic_count;
-
- H264Picture default_ref_list[2][32]; ///< base reference list for all slices of a coded picture
+ H264Ref default_ref_list[2][32]; ///< base reference list for all slices of a coded picture
H264Picture *short_ref[32];
H264Picture *long_ref[32];
H264Picture *delayed_pic[MAX_DELAYED_PIC_COUNT + 2]; // FIXME size?
int last_pocs[MAX_DELAYED_PIC_COUNT];
H264Picture *next_output_pic;
- int outputed_poc;
int next_outputed_poc;
/**
int long_ref_count; ///< number of actual long term references
int short_ref_count; ///< number of actual short term references
- int cabac_init_idc;
-
/**
* @name Members for slice based multithreading
* @{
*/
- struct H264Context *thread_context[H264_MAX_THREADS];
-
/**
* current slice number, used to initalize slice_num of each thread/context
*/
int content_interpretation_type;
int quincunx_subsampling;
+ /**
+ * display orientation SEI message
+ */
+ int sei_display_orientation_present;
+ int sei_anticlockwise_rotation;
+ int sei_hflip, sei_vflip;
+
+ /**
+ * User data registered by Rec. ITU-T T.35 SEI
+ */
+ int sei_reguserdata_afd_present;
+ uint8_t active_format_description;
+ int a53_caption_size;
+ uint8_t *a53_caption;
+
/**
* Bit set of clock types for fields/frames in picture timing SEI message.
* For each found ct_type, appropriate bit is set (e.g., bit 1 for
int frame_recovered; ///< Initial frame has been completely recovered
- int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag
- int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag
+ /* for frame threading, this is set to 1
+ * after finish_setup() has been called, so we cannot modify
+ * some context properties (which are supposed to stay constant between
+ * slices) anymore */
+ int setup_finished;
// Timestamp stuff
int sei_buffering_period_present; ///< Buffering period SEI flag
int initial_cpb_removal_delay[32]; ///< Initial timestamps for CPBs
- int cur_chroma_format_idc;
- uint8_t *bipred_scratchpad;
- uint8_t *edge_emu_buffer;
- int16_t *dc_val_base;
+ int enable_er;
AVBufferPool *qscale_table_pool;
AVBufferPool *mb_type_pool;
* or a decode rbsp tailing?
* @return decoded bytes, might be src+1 if no escapes
*/
-const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src,
+const uint8_t *ff_h264_decode_nal(H264Context *h, H264SliceContext *sl, const uint8_t *src,
int *dst_length, int *consumed, int length);
/**
/**
* Reconstruct bitstream slice_type.
*/
-int ff_h264_get_slice_type(const H264Context *h);
+int ff_h264_get_slice_type(const H264SliceContext *sl);
/**
* Allocate tables.
/**
* Fill the default_ref_list.
*/
-int ff_h264_fill_default_ref_list(H264Context *h);
+int ff_h264_fill_default_ref_list(H264Context *h, H264SliceContext *sl);
-int ff_h264_decode_ref_pic_list_reordering(H264Context *h);
-void ff_h264_fill_mbaff_ref_list(H264Context *h);
+int ff_h264_decode_ref_pic_list_reordering(H264Context *h, H264SliceContext *sl);
+void ff_h264_fill_mbaff_ref_list(H264Context *h, H264SliceContext *sl);
void ff_h264_remove_all_refs(H264Context *h);
/**
* Check if the top & left blocks are available if needed & change the
* dc mode so it only uses the available blocks.
*/
-int ff_h264_check_intra4x4_pred_mode(H264Context *h);
+int ff_h264_check_intra4x4_pred_mode(const H264Context *h, H264SliceContext *sl);
/**
* Check if the top & left blocks are available if needed & change the
* dc mode so it only uses the available blocks.
*/
-int ff_h264_check_intra_pred_mode(H264Context *h, int mode, int is_chroma);
+int ff_h264_check_intra_pred_mode(const H264Context *h, H264SliceContext *sl,
+ int mode, int is_chroma);
-void ff_h264_hl_decode_mb(H264Context *h);
+void ff_h264_hl_decode_mb(const H264Context *h, H264SliceContext *sl);
int ff_h264_decode_extradata(H264Context *h);
int ff_h264_decode_init(AVCodecContext *avctx);
void ff_h264_decode_init_vlc(void);
* Decode a macroblock
* @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR on error
*/
-int ff_h264_decode_mb_cavlc(H264Context *h);
+int ff_h264_decode_mb_cavlc(const H264Context *h, H264SliceContext *sl);
/**
* Decode a CABAC coded macroblock
* @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR on error
*/
-int ff_h264_decode_mb_cabac(H264Context *h);
+int ff_h264_decode_mb_cabac(const H264Context *h, H264SliceContext *sl);
-void ff_h264_init_cabac_states(H264Context *h);
+void ff_h264_init_cabac_states(const H264Context *h, H264SliceContext *sl);
void h264_init_dequant_tables(H264Context *h);
-void ff_h264_direct_dist_scale_factor(H264Context *const h);
-void ff_h264_direct_ref_list_init(H264Context *const h);
-void ff_h264_pred_direct_motion(H264Context *const h, int *mb_type);
+void ff_h264_direct_dist_scale_factor(const H264Context *const h, H264SliceContext *sl);
+void ff_h264_direct_ref_list_init(const H264Context *const h, H264SliceContext *sl);
+void ff_h264_pred_direct_motion(const H264Context *const h, H264SliceContext *sl,
+ int *mb_type);
-void ff_h264_filter_mb_fast(H264Context *h, int mb_x, int mb_y,
+void ff_h264_filter_mb_fast(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize);
-void ff_h264_filter_mb(H264Context *h, int mb_x, int mb_y,
+void ff_h264_filter_mb(const H264Context *h, H264SliceContext *sl, int mb_x, int mb_y,
uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr,
unsigned int linesize, unsigned int uvlinesize);
/**
* Get the chroma qp.
*/
-static av_always_inline int get_chroma_qp(H264Context *h, int t, int qscale)
+static av_always_inline int get_chroma_qp(const H264Context *h, int t, int qscale)
{
return h->pps.chroma_qp_table[t][qscale];
}
/**
* Get the predicted intra4x4 prediction mode.
*/
-static av_always_inline int pred_intra_mode(H264Context *h, int n)
+static av_always_inline int pred_intra_mode(const H264Context *h,
+ H264SliceContext *sl, int n)
{
const int index8 = scan8[n];
- const int left = h->intra4x4_pred_mode_cache[index8 - 1];
- const int top = h->intra4x4_pred_mode_cache[index8 - 8];
+ const int left = sl->intra4x4_pred_mode_cache[index8 - 1];
+ const int top = sl->intra4x4_pred_mode_cache[index8 - 8];
const int min = FFMIN(left, top);
- tprintf(h->avctx, "mode:%d %d min:%d\n", left, top, min);
+ ff_tlog(h->avctx, "mode:%d %d min:%d\n", left, top, min);
if (min < 0)
return DC_PRED;
return min;
}
-static av_always_inline void write_back_intra_pred_mode(H264Context *h)
+static av_always_inline void write_back_intra_pred_mode(const H264Context *h,
+ H264SliceContext *sl)
{
- int8_t *i4x4 = h->intra4x4_pred_mode + h->mb2br_xy[h->mb_xy];
- int8_t *i4x4_cache = h->intra4x4_pred_mode_cache;
+ int8_t *i4x4 = sl->intra4x4_pred_mode + h->mb2br_xy[sl->mb_xy];
+ int8_t *i4x4_cache = sl->intra4x4_pred_mode_cache;
AV_COPY32(i4x4, i4x4_cache + 4 + 8 * 4);
i4x4[4] = i4x4_cache[7 + 8 * 3];
i4x4[6] = i4x4_cache[7 + 8 * 1];
}
-static av_always_inline void write_back_non_zero_count(H264Context *h)
+static av_always_inline void write_back_non_zero_count(const H264Context *h,
+ H264SliceContext *sl)
{
- const int mb_xy = h->mb_xy;
+ const int mb_xy = sl->mb_xy;
uint8_t *nnz = h->non_zero_count[mb_xy];
- uint8_t *nnz_cache = h->non_zero_count_cache;
+ uint8_t *nnz_cache = sl->non_zero_count_cache;
AV_COPY32(&nnz[ 0], &nnz_cache[4 + 8 * 1]);
AV_COPY32(&nnz[ 4], &nnz_cache[4 + 8 * 2]);
}
}
-static av_always_inline void write_back_motion_list(H264Context *h,
+static av_always_inline void write_back_motion_list(const H264Context *h,
+ H264SliceContext *sl,
int b_stride,
int b_xy, int b8_xy,
int mb_type, int list)
{
int16_t(*mv_dst)[2] = &h->cur_pic.motion_val[list][b_xy];
- int16_t(*mv_src)[2] = &h->mv_cache[list][scan8[0]];
+ int16_t(*mv_src)[2] = &sl->mv_cache[list][scan8[0]];
AV_COPY128(mv_dst + 0 * b_stride, mv_src + 8 * 0);
AV_COPY128(mv_dst + 1 * b_stride, mv_src + 8 * 1);
AV_COPY128(mv_dst + 2 * b_stride, mv_src + 8 * 2);
AV_COPY128(mv_dst + 3 * b_stride, mv_src + 8 * 3);
if (CABAC(h)) {
- uint8_t (*mvd_dst)[2] = &h->mvd_table[list][FMO ? 8 * h->mb_xy
- : h->mb2br_xy[h->mb_xy]];
- uint8_t(*mvd_src)[2] = &h->mvd_cache[list][scan8[0]];
+ uint8_t (*mvd_dst)[2] = &sl->mvd_table[list][FMO ? 8 * sl->mb_xy
+ : h->mb2br_xy[sl->mb_xy]];
+ uint8_t(*mvd_src)[2] = &sl->mvd_cache[list][scan8[0]];
if (IS_SKIP(mb_type)) {
AV_ZERO128(mvd_dst);
} else {
{
int8_t *ref_index = &h->cur_pic.ref_index[list][b8_xy];
- int8_t *ref_cache = h->ref_cache[list];
+ int8_t *ref_cache = sl->ref_cache[list];
ref_index[0 + 0 * 2] = ref_cache[scan8[0]];
ref_index[1 + 0 * 2] = ref_cache[scan8[4]];
ref_index[0 + 1 * 2] = ref_cache[scan8[8]];
}
}
-static av_always_inline void write_back_motion(H264Context *h, int mb_type)
+static av_always_inline void write_back_motion(const H264Context *h,
+ H264SliceContext *sl,
+ int mb_type)
{
const int b_stride = h->b_stride;
- const int b_xy = 4 * h->mb_x + 4 * h->mb_y * h->b_stride; // try mb2b(8)_xy
- const int b8_xy = 4 * h->mb_xy;
+ const int b_xy = 4 * sl->mb_x + 4 * sl->mb_y * h->b_stride; // try mb2b(8)_xy
+ const int b8_xy = 4 * sl->mb_xy;
if (USES_LIST(mb_type, 0)) {
- write_back_motion_list(h, b_stride, b_xy, b8_xy, mb_type, 0);
+ write_back_motion_list(h, sl, b_stride, b_xy, b8_xy, mb_type, 0);
} else {
fill_rectangle(&h->cur_pic.ref_index[0][b8_xy],
2, 2, 2, (uint8_t)LIST_NOT_USED, 1);
}
if (USES_LIST(mb_type, 1))
- write_back_motion_list(h, b_stride, b_xy, b8_xy, mb_type, 1);
+ write_back_motion_list(h, sl, b_stride, b_xy, b8_xy, mb_type, 1);
- if (h->slice_type_nos == AV_PICTURE_TYPE_B && CABAC(h)) {
+ if (sl->slice_type_nos == AV_PICTURE_TYPE_B && CABAC(h)) {
if (IS_8X8(mb_type)) {
- uint8_t *direct_table = &h->direct_table[4 * h->mb_xy];
- direct_table[1] = h->sub_mb_type[1] >> 1;
- direct_table[2] = h->sub_mb_type[2] >> 1;
- direct_table[3] = h->sub_mb_type[3] >> 1;
+ uint8_t *direct_table = &h->direct_table[4 * sl->mb_xy];
+ direct_table[1] = sl->sub_mb_type[1] >> 1;
+ direct_table[2] = sl->sub_mb_type[2] >> 1;
+ direct_table[3] = sl->sub_mb_type[3] >> 1;
}
}
}
-static av_always_inline int get_dct8x8_allowed(H264Context *h)
+static av_always_inline int get_dct8x8_allowed(const H264Context *h, H264SliceContext *sl)
{
if (h->sps.direct_8x8_inference_flag)
- return !(AV_RN64A(h->sub_mb_type) &
+ return !(AV_RN64A(sl->sub_mb_type) &
((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8) *
0x0001000100010001ULL));
else
- return !(AV_RN64A(h->sub_mb_type) &
+ return !(AV_RN64A(sl->sub_mb_type) &
((MB_TYPE_16x8 | MB_TYPE_8x16 | MB_TYPE_8x8 | MB_TYPE_DIRECT2) *
0x0001000100010001ULL));
}
-int ff_h264_field_end(H264Context *h, int in_setup);
+int ff_h264_field_end(H264Context *h, H264SliceContext *sl, int in_setup);
int ff_h264_ref_picture(H264Context *h, H264Picture *dst, H264Picture *src);
void ff_h264_unref_picture(H264Context *h, H264Picture *pic);
-int ff_h264_context_init(H264Context *h);
-int ff_h264_set_parameter_from_sps(H264Context *h);
+int ff_h264_slice_context_init(H264Context *h, H264SliceContext *sl);
-void ff_h264_draw_horiz_band(H264Context *h, int y, int height);
+void ff_h264_draw_horiz_band(const H264Context *h, H264SliceContext *sl, int y, int height);
int ff_init_poc(H264Context *h, int pic_field_poc[2], int *pic_poc);
-int ff_pred_weight_table(H264Context *h);
-int ff_set_ref_count(H264Context *h);
+int ff_pred_weight_table(H264Context *h, H264SliceContext *sl);
+int ff_set_ref_count(H264Context *h, H264SliceContext *sl);
-int ff_h264_decode_slice_header(H264Context *h, H264Context *h0);
+int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl);
int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count);
int ff_h264_update_thread_context(AVCodecContext *dst,
const AVCodecContext *src);
void ff_h264_flush_change(H264Context *h);
-void ff_h264_free_tables(H264Context *h, int free_rbsp);
+void ff_h264_free_tables(H264Context *h);
#endif /* AVCODEC_H264_H */