*/
/**
- * @file libavcodec/h264.h
+ * @file
* H.264 / AVC / MPEG4 part10 codec.
* @author Michael Niedermayer <michaelni@gmx.at>
*/
#ifndef AVCODEC_H264_H
#define AVCODEC_H264_H
+#include "libavutil/intreadwrite.h"
#include "dsputil.h"
#include "cabac.h"
#include "mpegvideo.h"
+#include "h264dsp.h"
#include "h264pred.h"
#include "rectangle.h"
#define ALLOW_NOCHROMA
+#define FMO 0
+
/**
* The maximum number of slices supported by the decoder.
* must be a power of 2
*/
typedef struct H264Context{
MpegEncContext s;
- 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 got_avcC; ///< flag used to parse avcC data only once
- int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4)
-
+ H264DSPContext h264dsp;
int chroma_qp[2]; //QPc
int qp_thresh; ///< QP threshold to skip loopfilter
int chroma_pred_mode;
int intra16x16_pred_mode;
+ int topleft_mb_xy;
int top_mb_xy;
+ int topright_mb_xy;
int left_mb_xy[2];
+ int topleft_type;
int top_type;
+ int topright_type;
int left_type[2];
+ const uint8_t * left_block;
+ int topleft_partition;
+
int8_t intra4x4_pred_mode_cache[5*8];
- int8_t (*intra4x4_pred_mode)[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;
uint8_t (*top_borders[2])[16+2*8];
- uint8_t left_border[2*(17+2*9)];
/**
* non zero coeff count cache.
* is 64 if not available.
*/
- DECLARE_ALIGNED_8(uint8_t, non_zero_count_cache)[6*8];
+ DECLARE_ALIGNED(8, uint8_t, non_zero_count_cache)[6*8];
/*
.UU.YYYY
/**
* Motion vector cache.
*/
- DECLARE_ALIGNED_16(int16_t, mv_cache)[2][5*8][2];
- DECLARE_ALIGNED_8(int8_t, ref_cache)[2][5*8];
+ 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
int block_offset[2*(16+8)];
uint32_t *mb2b_xy; //FIXME are these 4 a good idea?
- uint32_t *mb2b8_xy;
+ uint32_t *mb2br_xy;
int b_stride; //FIXME use s->b4_stride
- int b8_stride;
int mb_linesize; ///< may be equal to s->linesize or s->linesize*2, for mbaff
int mb_uvlinesize;
int emu_edge_width;
int emu_edge_height;
- int halfpel_flag;
- int thirdpel_flag;
-
- int unknown_svq3_flag;
- int next_slice_index;
-
- SPS *sps_buffers[MAX_SPS_COUNT];
SPS sps; ///< current sps
- PPS *pps_buffers[MAX_PPS_COUNT];
/**
* current pps
*/
PPS pps; //FIXME move to Picture perhaps? (->no) do we need that?
- uint32_t dequant4_buffer[6][52][16];
+ uint32_t dequant4_buffer[6][52][16]; //FIXME should these be moved down?
uint32_t dequant8_buffer[2][52][64];
uint32_t (*dequant4_coeff[6])[16];
uint32_t (*dequant8_coeff[2])[64];
- int dequant_coeff_pps; ///< reinit tables when pps changes
int slice_num;
- uint16_t *slice_table_base;
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 mb_field_decoding_flag;
int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag
- DECLARE_ALIGNED_8(uint16_t, sub_mb_type)[4];
-
- //POC stuff
- int poc_lsb;
- int poc_msb;
- int delta_poc_bottom;
- int delta_poc[2];
- int frame_num;
- int prev_poc_msb; ///< poc_msb of the last reference pic for POC type 0
- int prev_poc_lsb; ///< poc_lsb of the last reference pic for POC type 0
- int frame_num_offset; ///< for POC type 2
- int prev_frame_num_offset; ///< for POC type 2
- int prev_frame_num; ///< frame_num of the last pic for POC type 1/2
-
- /**
- * frame_num for frames or 2*frame_num+1 for field pics.
- */
- int curr_pic_num;
-
- /**
- * max_frame_num or 2*max_frame_num for field pics.
- */
- int max_pic_num;
+ 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;
- int luma_weight[2][48];
- int luma_offset[2][48];
- int chroma_weight[2][48][2];
- int chroma_offset[2][48][2];
- int implicit_weight[48][48];
-
- //deblock
- int deblocking_filter; ///< disable_deblocking_filter_idc with 1<->0
- int slice_alpha_c0_offset;
- int slice_beta_offset;
-
- int redundant_pic_count;
+ //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[16];
int dist_scale_factor_field[2][32];
int map_col_to_list0[2][16+32];
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
- Picture *short_ref[32];
- Picture *long_ref[32];
- Picture default_ref_list[2][32]; ///< base reference list for all slices of a coded picture
Picture 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
- Picture *delayed_pic[MAX_DELAYED_PIC_COUNT+2]; //FIXME size?
- int outputed_poc;
-
- /**
- * memory management control operations buffer.
- */
- MMCO mmco[MAX_MMCO_COUNT];
- int mmco_index;
-
- int long_ref_count; ///< number of actual long term references
- int short_ref_count; ///< number of actual short term references
//data partitioning
GetBitContext intra_gb;
GetBitContext *intra_gb_ptr;
GetBitContext *inter_gb_ptr;
- DECLARE_ALIGNED_16(DCTELEM, mb)[16*24];
+ DECLARE_ALIGNED(16, DCTELEM, mb)[16*24];
DCTELEM mb_padding[256]; ///< 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
/**
*/
CABACContext cabac;
uint8_t cabac_state[460];
- int cabac_init_idc;
/* 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;
/* chroma_pred_mode for i4x4 or i16x16, else 0 */
uint8_t *chroma_pred_mode_table;
int last_qscale_diff;
- int16_t (*mvd_table[2])[2];
- DECLARE_ALIGNED_16(int16_t, mvd_cache)[2][5*8][2];
+ 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];
int x264_build;
+ 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
+
+ SPS *sps_buffers[MAX_SPS_COUNT];
+ PPS *pps_buffers[MAX_PPS_COUNT];
+
+ int dequant_coeff_pps; ///< reinit tables when pps changes
+
+ uint16_t *slice_table_base;
+
+
+ //POC stuff
+ int poc_lsb;
+ int poc_msb;
+ int delta_poc_bottom;
+ int delta_poc[2];
+ int frame_num;
+ int prev_poc_msb; ///< poc_msb of the last reference pic for POC type 0
+ int prev_poc_lsb; ///< poc_lsb of the last reference pic for POC type 0
+ int frame_num_offset; ///< for POC type 2
+ int prev_frame_num_offset; ///< for POC type 2
+ int prev_frame_num; ///< frame_num of the last pic for POC type 1/2
+
+ /**
+ * frame_num for frames or 2*frame_num+1 for field pics.
+ */
+ int curr_pic_num;
+
+ /**
+ * max_frame_num or 2*max_frame_num for field pics.
+ */
+ int max_pic_num;
+
+ int redundant_pic_count;
+
+ Picture *short_ref[32];
+ Picture *long_ref[32];
+ Picture default_ref_list[2][32]; ///< base reference list for all slices of a coded picture
+ Picture *delayed_pic[MAX_DELAYED_PIC_COUNT+2]; //FIXME size?
+ int outputed_poc;
+
+ /**
+ * memory management control operations buffer.
+ */
+ MMCO mmco[MAX_MMCO_COUNT];
+ int mmco_index;
+
+ int long_ref_count; ///< number of actual long term references
+ int short_ref_count; ///< number of actual short term references
+
+ int cabac_init_idc;
+
/**
* @defgroup multithreading Members for slice based multithreading
* @{
int last_slice_type;
/** @} */
- int mb_xy;
-
- uint32_t svq3_watermark_key;
-
/**
* pic_struct in picture timing SEI message
*/
*/
int sei_recovery_frame_cnt;
- int is_complex;
-
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
// Timestamp stuff
int sei_buffering_period_present; ///< Buffering period SEI flag
int initial_cpb_removal_delay[32]; ///< Initial timestamps for CPBs
+
+ //SVQ3 specific fields
+ int halfpel_flag;
+ int thirdpel_flag;
+ int unknown_svq3_flag;
+ int next_slice_index;
+ uint32_t svq3_watermark_key;
}H264Context;
extern const uint8_t ff_h264_chroma_qp[52];
+void ff_svq3_luma_dc_dequant_idct_c(DCTELEM *block, int qp);
+
+void ff_svq3_add_idct_c(uint8_t *dst, DCTELEM *block, int stride, int qp, int dc);
/**
* Decode SEI
int ff_h264_decode_picture_parameter_set(H264Context *h, int bit_length);
/**
- * Decodes a network abstraction layer unit.
+ * Decode a network abstraction layer unit.
* @param consumed is the number of bytes used as input
* @param length is the length of the array
* @param dst_length is the number of decoded bytes FIXME here or a decode rbsp tailing?
- * @returns decoded bytes, might be src+1 if no escapes
+ * @return decoded bytes, might be src+1 if no escapes
*/
const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src, int *dst_length, int *consumed, int length);
/**
- * identifies the exact end of the bitstream
+ * Identify the exact end of the bitstream
* @return the length of the trailing, or 0 if damaged
*/
int ff_h264_decode_rbsp_trailing(H264Context *h, const uint8_t *src);
/**
- * frees any data that may have been allocated in the H264 context like SPS, PPS etc.
+ * Free any data that may have been allocated in the H264 context like SPS, PPS etc.
*/
av_cold void ff_h264_free_context(H264Context *h);
/**
- * reconstructs bitstream slice_type.
+ * Reconstruct bitstream slice_type.
*/
int ff_h264_get_slice_type(const H264Context *h);
/**
- * allocates tables.
+ * Allocate tables.
* needs width/height
*/
int ff_h264_alloc_tables(H264Context *h);
/**
- * fills the default_ref_list.
+ * Fill the default_ref_list.
*/
int ff_h264_fill_default_ref_list(H264Context *h);
void ff_h264_remove_all_refs(H264Context *h);
/**
- * Executes the reference picture marking (memory management control operations).
+ * Execute the reference picture marking (memory management control operations).
*/
int ff_h264_execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count);
int ff_h264_decode_ref_pic_marking(H264Context *h, GetBitContext *gb);
+void ff_generate_sliding_window_mmcos(H264Context *h);
+
/**
- * checks if the top & left blocks are available if needed & changes the dc mode so it only uses the available blocks.
+ * 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);
/**
- * checks if the top & left blocks are available if needed & changes the dc mode so it only uses the available blocks.
+ * 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);
void ff_h264_write_back_intra_pred_mode(H264Context *h);
void ff_h264_hl_decode_mb(H264Context *h);
int ff_h264_frame_start(H264Context *h);
+int ff_h264_decode_extradata(H264Context *h);
av_cold int ff_h264_decode_init(AVCodecContext *avctx);
av_cold int ff_h264_decode_end(AVCodecContext *avctx);
av_cold void ff_h264_decode_init_vlc(void);
/**
- * decodes a macroblock
- * @returns 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed
+ * Decode a macroblock
+ * @return 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed
*/
int ff_h264_decode_mb_cavlc(H264Context *h);
/**
- * decodes a CABAC coded macroblock
- * @returns 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed
+ * Decode a CABAC coded macroblock
+ * @return 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed
*/
int ff_h264_decode_mb_cabac(H264Context *h);
#endif
}
+static av_always_inline uint16_t pack8to16(int a, int b){
+#if HAVE_BIGENDIAN
+ return (b&0xFF) + (a<<8);
+#else
+ return (a&0xFF) + (b<<8);
+#endif
+}
+
/**
* gets the chroma qp.
*/
static inline void pred_pskip_motion(H264Context * const h, int * const mx, int * const my);
-static av_always_inline int fill_caches(H264Context *h, int mb_type, int for_deblock){
+static void fill_decode_neighbors(H264Context *h, int mb_type){
MpegEncContext * const s = &h->s;
const int mb_xy= h->mb_xy;
int topleft_xy, top_xy, topright_xy, left_xy[2];
- int topleft_type, top_type, topright_type, left_type[2];
- const uint8_t * left_block;
- int topleft_partition= -1;
- int i;
static const uint8_t left_block_options[4][16]={
{0,1,2,3,7,10,8,11,7+0*8, 7+1*8, 7+2*8, 7+3*8, 2+0*8, 2+3*8, 2+1*8, 2+2*8},
{2,2,3,3,8,11,8,11,7+2*8, 7+2*8, 7+3*8, 7+3*8, 2+1*8, 2+2*8, 2+1*8, 2+2*8},
{0,2,0,2,7,10,7,10,7+0*8, 7+2*8, 7+0*8, 7+2*8, 2+0*8, 2+3*8, 2+0*8, 2+3*8}
};
- top_xy = mb_xy - (s->mb_stride << MB_FIELD);
+ h->topleft_partition= -1;
- //FIXME deblocking could skip the intra and nnz parts.
-// if(for_deblock && (h->slice_num == 1 || h->slice_table[mb_xy] == h->slice_table[top_xy]) && !FRAME_MBAFF)
-// return;
+ top_xy = mb_xy - (s->mb_stride << MB_FIELD);
/* Wow, what a mess, why didn't they simplify the interlacing & intra
* stuff, I can't imagine that these complex rules are worth it. */
topleft_xy = top_xy - 1;
topright_xy= top_xy + 1;
left_xy[1] = left_xy[0] = mb_xy-1;
- left_block = left_block_options[0];
+ h->left_block = left_block_options[0];
if(FRAME_MBAFF){
const int left_mb_field_flag = IS_INTERLACED(s->current_picture.mb_type[mb_xy-1]);
const int curr_mb_field_flag = IS_INTERLACED(mb_type);
if(s->mb_y&1){
if (left_mb_field_flag != curr_mb_field_flag) {
- if(for_deblock){
- left_xy[0] = mb_xy - s->mb_stride - 1;
- left_xy[1] = mb_xy - 1;
- }else{
left_xy[1] = left_xy[0] = mb_xy - s->mb_stride - 1;
if (curr_mb_field_flag) {
left_xy[1] += s->mb_stride;
- left_block = left_block_options[3];
+ h->left_block = left_block_options[3];
} else {
topleft_xy += s->mb_stride;
// take top left mv from the middle of the mb, as opposed to all other modes which use the bottom right partition
- topleft_partition = 0;
- left_block = left_block_options[1];
- }
+ h->topleft_partition = 0;
+ h->left_block = left_block_options[1];
}
}
}else{
top_xy += s->mb_stride & (((s->current_picture.mb_type[top_xy ]>>7)&1)-1);
}
if (left_mb_field_flag != curr_mb_field_flag) {
- if(for_deblock){
- left_xy[0] = mb_xy - 1;
- left_xy[1] = mb_xy + s->mb_stride - 1;
- }else{
- left_xy[1] = left_xy[0] = mb_xy - 1;
if (curr_mb_field_flag) {
left_xy[1] += s->mb_stride;
- left_block = left_block_options[3];
+ h->left_block = left_block_options[3];
} else {
- left_block = left_block_options[2];
- }
+ h->left_block = left_block_options[2];
}
}
}
}
- h->top_mb_xy = top_xy;
+ h->topleft_mb_xy = topleft_xy;
+ h->top_mb_xy = top_xy;
+ h->topright_mb_xy= topright_xy;
h->left_mb_xy[0] = left_xy[0];
h->left_mb_xy[1] = left_xy[1];
- if(for_deblock){
-
- //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 = s->current_picture.qscale_table[mb_xy];
- if(qp <= qp_thresh
- && (left_xy[0]<0 || ((qp + s->current_picture.qscale_table[left_xy[0]] + 1)>>1) <= qp_thresh)
- && (top_xy < 0 || ((qp + s->current_picture.qscale_table[top_xy ] + 1)>>1) <= qp_thresh)){
- if(!FRAME_MBAFF)
- return 1;
- if( (left_xy[0]< 0 || ((qp + s->current_picture.qscale_table[left_xy[0]+s->mb_stride] + 1)>>1) <= qp_thresh)
- && (top_xy < s->mb_stride || ((qp + s->current_picture.qscale_table[top_xy -s->mb_stride] + 1)>>1) <= qp_thresh))
- return 1;
- }
-
- if(h->deblocking_filter == 2){
- h->top_type = top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0;
- h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0;
- h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0;
- }else{
- h->top_type = top_type = h->slice_table[top_xy ] < 0xFFFF ? s->current_picture.mb_type[top_xy] : 0;
- h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[0]] : 0;
- h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[1]] : 0;
+ //FIXME do we need all in the context?
+
+ h->topleft_type = s->current_picture.mb_type[topleft_xy] ;
+ h->top_type = s->current_picture.mb_type[top_xy] ;
+ h->topright_type= s->current_picture.mb_type[topright_xy];
+ h->left_type[0] = s->current_picture.mb_type[left_xy[0]] ;
+ h->left_type[1] = s->current_picture.mb_type[left_xy[1]] ;
+
+ if(FMO){
+ if(h->slice_table[topleft_xy ] != h->slice_num) h->topleft_type = 0;
+ if(h->slice_table[top_xy ] != h->slice_num) h->top_type = 0;
+ if(h->slice_table[left_xy[0] ] != h->slice_num) h->left_type[0] = h->left_type[1] = 0;
+ }else{
+ if(h->slice_table[topleft_xy ] != h->slice_num){
+ h->topleft_type = 0;
+ if(h->slice_table[top_xy ] != h->slice_num) h->top_type = 0;
+ if(h->slice_table[left_xy[0] ] != h->slice_num) h->left_type[0] = h->left_type[1] = 0;
}
- if(IS_INTRA(mb_type))
- return 0;
-
- AV_COPY64(&h->non_zero_count_cache[0+8*1], &h->non_zero_count[mb_xy][ 0]);
- AV_COPY64(&h->non_zero_count_cache[0+8*2], &h->non_zero_count[mb_xy][ 8]);
- *((uint32_t*)&h->non_zero_count_cache[0+8*5])= *((uint32_t*)&h->non_zero_count[mb_xy][16]);
- *((uint32_t*)&h->non_zero_count_cache[4+8*3])= *((uint32_t*)&h->non_zero_count[mb_xy][20]);
- AV_COPY64(&h->non_zero_count_cache[0+8*4], &h->non_zero_count[mb_xy][24]);
-
- h->cbp= h->cbp_table[mb_xy];
-
- {
- int list;
- for(list=0; list<h->list_count; list++){
- int8_t *ref;
- int y, b_stride;
- int16_t (*mv_dst)[2];
- int16_t (*mv_src)[2];
-
- if(!USES_LIST(mb_type, list)){
- fill_rectangle( h->mv_cache[list][scan8[0]], 4, 4, 8, pack16to32(0,0), 4);
- *(uint32_t*)&h->ref_cache[list][scan8[ 0]] =
- *(uint32_t*)&h->ref_cache[list][scan8[ 2]] =
- *(uint32_t*)&h->ref_cache[list][scan8[ 8]] =
- *(uint32_t*)&h->ref_cache[list][scan8[10]] = ((LIST_NOT_USED)&0xFF)*0x01010101;
- continue;
- }
-
- ref = &s->current_picture.ref_index[list][h->mb2b8_xy[mb_xy]];
- {
- int (*ref2frm)[64] = h->ref2frm[ h->slice_num&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2);
- *(uint32_t*)&h->ref_cache[list][scan8[ 0]] =
- *(uint32_t*)&h->ref_cache[list][scan8[ 2]] = (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101;
- ref += h->b8_stride;
- *(uint32_t*)&h->ref_cache[list][scan8[ 8]] =
- *(uint32_t*)&h->ref_cache[list][scan8[10]] = (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101;
- }
-
- b_stride = h->b_stride;
- mv_dst = &h->mv_cache[list][scan8[0]];
- mv_src = &s->current_picture.motion_val[list][4*s->mb_x + 4*s->mb_y*b_stride];
- for(y=0; y<4; y++){
- AV_COPY128(mv_dst + 8*y, mv_src + y*b_stride);
- }
+ }
+ if(h->slice_table[topright_xy] != h->slice_num) h->topright_type= 0;
+}
- }
- }
- }else{
- topleft_type = h->slice_table[topleft_xy ] == h->slice_num ? s->current_picture.mb_type[topleft_xy] : 0;
- top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0;
- topright_type= h->slice_table[topright_xy] == h->slice_num ? s->current_picture.mb_type[topright_xy]: 0;
- left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0;
- left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0;
+static void fill_decode_caches(H264Context *h, int mb_type){
+ MpegEncContext * const s = &h->s;
+ int topleft_xy, top_xy, topright_xy, left_xy[2];
+ int topleft_type, top_type, topright_type, left_type[2];
+ const uint8_t * left_block= h->left_block;
+ int i;
+ topleft_xy = h->topleft_mb_xy ;
+ top_xy = h->top_mb_xy ;
+ topright_xy = h->topright_mb_xy;
+ left_xy[0] = h->left_mb_xy[0] ;
+ left_xy[1] = h->left_mb_xy[1] ;
+ topleft_type = h->topleft_type ;
+ top_type = h->top_type ;
+ topright_type= h->topright_type ;
+ left_type[0] = h->left_type[0] ;
+ left_type[1] = h->left_type[1] ;
+
+ if(!IS_SKIP(mb_type)){
if(IS_INTRA(mb_type)){
int type_mask= h->pps.constrained_intra_pred ? IS_INTRA(-1) : -1;
h->topleft_samples_available=
h->left_samples_available&= 0xFF5F;
}
}else{
- int left_typei = h->slice_table[left_xy[0] + s->mb_stride ] == h->slice_num
- ? s->current_picture.mb_type[left_xy[0] + s->mb_stride] : 0;
+ int left_typei = s->current_picture.mb_type[left_xy[0] + s->mb_stride];
+
assert(left_xy[0] == left_xy[1]);
if(!((left_typei & type_mask) && (left_type[0] & type_mask))){
h->topleft_samples_available&= 0xDF5F;
if(IS_INTRA4x4(mb_type)){
if(IS_INTRA4x4(top_type)){
- h->intra4x4_pred_mode_cache[4+8*0]= h->intra4x4_pred_mode[top_xy][4];
- h->intra4x4_pred_mode_cache[5+8*0]= h->intra4x4_pred_mode[top_xy][5];
- h->intra4x4_pred_mode_cache[6+8*0]= h->intra4x4_pred_mode[top_xy][6];
- h->intra4x4_pred_mode_cache[7+8*0]= h->intra4x4_pred_mode[top_xy][3];
+ AV_COPY32(h->intra4x4_pred_mode_cache+4+8*0, h->intra4x4_pred_mode + h->mb2br_xy[top_xy]);
}else{
- int pred;
- if(!(top_type & type_mask))
- pred= -1;
- else{
- pred= 2;
- }
h->intra4x4_pred_mode_cache[4+8*0]=
h->intra4x4_pred_mode_cache[5+8*0]=
h->intra4x4_pred_mode_cache[6+8*0]=
- h->intra4x4_pred_mode_cache[7+8*0]= pred;
+ h->intra4x4_pred_mode_cache[7+8*0]= 2 - 3*!(top_type & type_mask);
}
for(i=0; i<2; i++){
if(IS_INTRA4x4(left_type[i])){
- h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[0+2*i]];
- h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[1+2*i]];
+ int8_t *mode= h->intra4x4_pred_mode + h->mb2br_xy[left_xy[i]];
+ h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= mode[6-left_block[0+2*i]];
+ h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= mode[6-left_block[1+2*i]];
}else{
- int pred;
- if(!(left_type[i] & type_mask))
- pred= -1;
- else{
- pred= 2;
- }
h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]=
- h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= pred;
+ h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= 2 - 3*!(left_type[i] & type_mask);
}
}
}
}
- }
/*
*/
//FIXME constraint_intra_pred & partitioning & nnz (let us hope this is just a typo in the spec)
if(top_type){
- *(uint32_t*)&h->non_zero_count_cache[4+8*0]= *(uint32_t*)&h->non_zero_count[top_xy][4+3*8];
- if(!for_deblock){
+ AV_COPY32(&h->non_zero_count_cache[4+8*0], &h->non_zero_count[top_xy][4+3*8]);
h->non_zero_count_cache[1+8*0]= h->non_zero_count[top_xy][1+1*8];
h->non_zero_count_cache[2+8*0]= h->non_zero_count[top_xy][2+1*8];
h->non_zero_count_cache[1+8*3]= h->non_zero_count[top_xy][1+2*8];
h->non_zero_count_cache[2+8*3]= h->non_zero_count[top_xy][2+2*8];
- }
- }else if(!for_deblock){
+ }else {
h->non_zero_count_cache[1+8*0]=
h->non_zero_count_cache[2+8*0]=
h->non_zero_count_cache[1+8*3]=
h->non_zero_count_cache[2+8*3]=
- *(uint32_t*)&h->non_zero_count_cache[4+8*0]= CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040;
+ AV_WN32A(&h->non_zero_count_cache[4+8*0], CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040);
}
for (i=0; i<2; i++) {
if(left_type[i]){
h->non_zero_count_cache[3+8*1 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[8+0+2*i]];
h->non_zero_count_cache[3+8*2 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[8+1+2*i]];
- if(!for_deblock){
h->non_zero_count_cache[0+8*1 + 8*i]= h->non_zero_count[left_xy[i]][left_block[8+4+2*i]];
h->non_zero_count_cache[0+8*4 + 8*i]= h->non_zero_count[left_xy[i]][left_block[8+5+2*i]];
- }
- }else if(!for_deblock){
+ }else{
h->non_zero_count_cache[3+8*1 + 2*8*i]=
h->non_zero_count_cache[3+8*2 + 2*8*i]=
h->non_zero_count_cache[0+8*1 + 8*i]=
}
}
- // CAVLC 8x8dct requires NNZ values for residual decoding that differ from what the loop filter needs
- if(for_deblock && !CABAC && h->pps.transform_8x8_mode){
- if(IS_8x8DCT(top_type)){
- h->non_zero_count_cache[4+8*0]=
- h->non_zero_count_cache[5+8*0]= h->cbp_table[top_xy] & 4;
- h->non_zero_count_cache[6+8*0]=
- h->non_zero_count_cache[7+8*0]= h->cbp_table[top_xy] & 8;
- }
- if(IS_8x8DCT(left_type[0])){
- h->non_zero_count_cache[3+8*1]=
- h->non_zero_count_cache[3+8*2]= h->cbp_table[left_xy[0]]&2; //FIXME check MBAFF
- }
- if(IS_8x8DCT(left_type[1])){
- h->non_zero_count_cache[3+8*3]=
- h->non_zero_count_cache[3+8*4]= h->cbp_table[left_xy[1]]&8; //FIXME check MBAFF
- }
-
- if(IS_8x8DCT(mb_type)){
- h->non_zero_count_cache[scan8[0 ]]= h->non_zero_count_cache[scan8[1 ]]=
- h->non_zero_count_cache[scan8[2 ]]= h->non_zero_count_cache[scan8[3 ]]= h->cbp & 1;
-
- h->non_zero_count_cache[scan8[0+ 4]]= h->non_zero_count_cache[scan8[1+ 4]]=
- h->non_zero_count_cache[scan8[2+ 4]]= h->non_zero_count_cache[scan8[3+ 4]]= h->cbp & 2;
-
- h->non_zero_count_cache[scan8[0+ 8]]= h->non_zero_count_cache[scan8[1+ 8]]=
- h->non_zero_count_cache[scan8[2+ 8]]= h->non_zero_count_cache[scan8[3+ 8]]= h->cbp & 4;
-
- h->non_zero_count_cache[scan8[0+12]]= h->non_zero_count_cache[scan8[1+12]]=
- h->non_zero_count_cache[scan8[2+12]]= h->non_zero_count_cache[scan8[3+12]]= h->cbp & 8;
- }
- }
-
- if( CABAC && !for_deblock) {
+ if( CABAC ) {
// top_cbp
if(top_type) {
h->top_cbp = h->cbp_table[top_xy];
- } else if(IS_INTRA(mb_type)) {
- h->top_cbp = 0x1C0;
} else {
- h->top_cbp = 0;
+ h->top_cbp = IS_INTRA(mb_type) ? 0x1CF : 0x00F;
}
// left_cbp
if (left_type[0]) {
- h->left_cbp = h->cbp_table[left_xy[0]] & 0x1f0;
- } else if(IS_INTRA(mb_type)) {
- h->left_cbp = 0x1C0;
+ h->left_cbp = (h->cbp_table[left_xy[0]] & 0x1f0)
+ | ((h->cbp_table[left_xy[0]]>>(left_block[0]&(~1)))&2)
+ | (((h->cbp_table[left_xy[1]]>>(left_block[2]&(~1)))&2) << 2);
} else {
- h->left_cbp = 0;
- }
- if (left_type[0]) {
- h->left_cbp |= ((h->cbp_table[left_xy[0]]>>((left_block[0]&(~1))+1))&0x1) << 1;
- }
- if (left_type[1]) {
- h->left_cbp |= ((h->cbp_table[left_xy[1]]>>((left_block[2]&(~1))+1))&0x1) << 3;
+ h->left_cbp = IS_INTRA(mb_type) ? 0x1CF : 0x00F;
}
}
+ }
#if 1
- if(IS_INTER(mb_type) || IS_DIRECT(mb_type)){
+ if(IS_INTER(mb_type) || (IS_DIRECT(mb_type) && h->direct_spatial_mv_pred)){
int list;
for(list=0; list<h->list_count; list++){
- if(!for_deblock && !USES_LIST(mb_type, list) && !IS_DIRECT(mb_type)){
+ if(!USES_LIST(mb_type, list)){
/*if(!h->mv_cache_clean[list]){
memset(h->mv_cache [list], 0, 8*5*2*sizeof(int16_t)); //FIXME clean only input? clean at all?
memset(h->ref_cache[list], PART_NOT_AVAILABLE, 8*5*sizeof(int8_t));
}*/
continue;
}
+ assert(!(IS_DIRECT(mb_type) && !h->direct_spatial_mv_pred));
+
h->mv_cache_clean[list]= 0;
if(USES_LIST(top_type, list)){
const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride;
- const int b8_xy= h->mb2b8_xy[top_xy] + h->b8_stride;
AV_COPY128(h->mv_cache[list][scan8[0] + 0 - 1*8], s->current_picture.motion_val[list][b_xy + 0]);
- if(for_deblock){
- int (*ref2frm)[64] = h->ref2frm[ h->slice_table[top_xy]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2);
h->ref_cache[list][scan8[0] + 0 - 1*8]=
- h->ref_cache[list][scan8[0] + 1 - 1*8]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 0]];
+ h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][4*top_xy + 2];
h->ref_cache[list][scan8[0] + 2 - 1*8]=
- h->ref_cache[list][scan8[0] + 3 - 1*8]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 1]];
- }else{
- h->ref_cache[list][scan8[0] + 0 - 1*8]=
- h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][b8_xy + 0];
- h->ref_cache[list][scan8[0] + 2 - 1*8]=
- h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][b8_xy + 1];
- }
+ h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][4*top_xy + 3];
}else{
AV_ZERO128(h->mv_cache[list][scan8[0] + 0 - 1*8]);
- *(uint32_t*)&h->ref_cache[list][scan8[0] + 0 - 1*8]= (((for_deblock||top_type) ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101;
+ AV_WN32A(&h->ref_cache[list][scan8[0] + 0 - 1*8], ((top_type ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101);
}
+ if(mb_type & (MB_TYPE_16x8|MB_TYPE_8x8)){
for(i=0; i<2; i++){
int cache_idx = scan8[0] - 1 + i*2*8;
if(USES_LIST(left_type[i], list)){
const int b_xy= h->mb2b_xy[left_xy[i]] + 3;
- const int b8_xy= h->mb2b8_xy[left_xy[i]] + 1;
- *(uint32_t*)h->mv_cache[list][cache_idx ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0+i*2]];
- *(uint32_t*)h->mv_cache[list][cache_idx+8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1+i*2]];
- if(for_deblock){
- int (*ref2frm)[64] = h->ref2frm[ h->slice_table[left_xy[i]]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2);
- h->ref_cache[list][cache_idx ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0+i*2]>>1)]];
- h->ref_cache[list][cache_idx+8]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1+i*2]>>1)]];
- }else{
- h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0+i*2]>>1)];
- h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1+i*2]>>1)];
- }
+ const int b8_xy= 4*left_xy[i] + 1;
+ AV_COPY32(h->mv_cache[list][cache_idx ], s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0+i*2]]);
+ AV_COPY32(h->mv_cache[list][cache_idx+8], s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1+i*2]]);
+ h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + (left_block[0+i*2]&~1)];
+ h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + (left_block[1+i*2]&~1)];
}else{
- *(uint32_t*)h->mv_cache [list][cache_idx ]=
- *(uint32_t*)h->mv_cache [list][cache_idx+8]= 0;
+ AV_ZERO32(h->mv_cache [list][cache_idx ]);
+ AV_ZERO32(h->mv_cache [list][cache_idx+8]);
h->ref_cache[list][cache_idx ]=
- h->ref_cache[list][cache_idx+8]= (for_deblock||left_type[i]) ? LIST_NOT_USED : PART_NOT_AVAILABLE;
+ h->ref_cache[list][cache_idx+8]= (left_type[i]) ? LIST_NOT_USED : PART_NOT_AVAILABLE;
}
}
-
- if(for_deblock || ((IS_DIRECT(mb_type) && !h->direct_spatial_mv_pred) && !FRAME_MBAFF))
- continue;
-
- if(USES_LIST(topleft_type, list)){
- const int b_xy = h->mb2b_xy[topleft_xy] + 3 + h->b_stride + (topleft_partition & 2*h->b_stride);
- const int b8_xy= h->mb2b8_xy[topleft_xy] + 1 + (topleft_partition & h->b8_stride);
- *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy];
- h->ref_cache[list][scan8[0] - 1 - 1*8]= s->current_picture.ref_index[list][b8_xy];
}else{
- *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= 0;
- h->ref_cache[list][scan8[0] - 1 - 1*8]= topleft_type ? LIST_NOT_USED : PART_NOT_AVAILABLE;
+ if(USES_LIST(left_type[0], list)){
+ const int b_xy= h->mb2b_xy[left_xy[0]] + 3;
+ const int b8_xy= 4*left_xy[0] + 1;
+ AV_COPY32(h->mv_cache[list][scan8[0] - 1], s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0]]);
+ h->ref_cache[list][scan8[0] - 1]= s->current_picture.ref_index[list][b8_xy + (left_block[0]&~1)];
+ }else{
+ AV_ZERO32(h->mv_cache [list][scan8[0] - 1]);
+ h->ref_cache[list][scan8[0] - 1]= left_type[0] ? LIST_NOT_USED : PART_NOT_AVAILABLE;
+ }
}
if(USES_LIST(topright_type, list)){
const int b_xy= h->mb2b_xy[topright_xy] + 3*h->b_stride;
- const int b8_xy= h->mb2b8_xy[topright_xy] + h->b8_stride;
- *(uint32_t*)h->mv_cache[list][scan8[0] + 4 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy];
- h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][b8_xy];
+ AV_COPY32(h->mv_cache[list][scan8[0] + 4 - 1*8], s->current_picture.motion_val[list][b_xy]);
+ h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][4*topright_xy + 2];
}else{
- *(uint32_t*)h->mv_cache [list][scan8[0] + 4 - 1*8]= 0;
+ AV_ZERO32(h->mv_cache [list][scan8[0] + 4 - 1*8]);
h->ref_cache[list][scan8[0] + 4 - 1*8]= topright_type ? LIST_NOT_USED : PART_NOT_AVAILABLE;
}
+ if(h->ref_cache[list][scan8[0] + 4 - 1*8] < 0){
+ if(USES_LIST(topleft_type, list)){
+ const int b_xy = h->mb2b_xy [topleft_xy] + 3 + h->b_stride + (h->topleft_partition & 2*h->b_stride);
+ const int b8_xy= 4*topleft_xy + 1 + (h->topleft_partition & 2);
+ AV_COPY32(h->mv_cache[list][scan8[0] - 1 - 1*8], s->current_picture.motion_val[list][b_xy]);
+ h->ref_cache[list][scan8[0] - 1 - 1*8]= s->current_picture.ref_index[list][b8_xy];
+ }else{
+ AV_ZERO32(h->mv_cache[list][scan8[0] - 1 - 1*8]);
+ h->ref_cache[list][scan8[0] - 1 - 1*8]= topleft_type ? LIST_NOT_USED : PART_NOT_AVAILABLE;
+ }
+ }
- if((IS_SKIP(mb_type) || IS_DIRECT(mb_type)) && !FRAME_MBAFF)
+ if((mb_type&(MB_TYPE_SKIP|MB_TYPE_DIRECT2)) && !FRAME_MBAFF)
continue;
- h->ref_cache[list][scan8[5 ]+1] =
- h->ref_cache[list][scan8[7 ]+1] =
- h->ref_cache[list][scan8[13]+1] = //FIXME remove past 3 (init somewhere else)
+ if(!(mb_type&(MB_TYPE_SKIP|MB_TYPE_DIRECT2))) {
h->ref_cache[list][scan8[4 ]] =
h->ref_cache[list][scan8[12]] = PART_NOT_AVAILABLE;
- *(uint32_t*)h->mv_cache [list][scan8[5 ]+1]=
- *(uint32_t*)h->mv_cache [list][scan8[7 ]+1]=
- *(uint32_t*)h->mv_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else)
- *(uint32_t*)h->mv_cache [list][scan8[4 ]]=
- *(uint32_t*)h->mv_cache [list][scan8[12]]= 0;
+ AV_ZERO32(h->mv_cache [list][scan8[4 ]]);
+ AV_ZERO32(h->mv_cache [list][scan8[12]]);
if( CABAC ) {
/* XXX beurk, Load mvd */
if(USES_LIST(top_type, list)){
- const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride;
- AV_COPY128(h->mvd_cache[list][scan8[0] + 0 - 1*8], h->mvd_table[list][b_xy + 0]);
+ const int b_xy= h->mb2br_xy[top_xy];
+ AV_COPY64(h->mvd_cache[list][scan8[0] + 0 - 1*8], h->mvd_table[list][b_xy + 0]);
}else{
- AV_ZERO128(h->mvd_cache[list][scan8[0] + 0 - 1*8]);
+ AV_ZERO64(h->mvd_cache[list][scan8[0] + 0 - 1*8]);
}
if(USES_LIST(left_type[0], list)){
- const int b_xy= h->mb2b_xy[left_xy[0]] + 3;
- *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 0*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[0]];
- *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[1]];
+ const int b_xy= h->mb2br_xy[left_xy[0]] + 6;
+ AV_COPY16(h->mvd_cache[list][scan8[0] - 1 + 0*8], h->mvd_table[list][b_xy - left_block[0]]);
+ AV_COPY16(h->mvd_cache[list][scan8[0] - 1 + 1*8], h->mvd_table[list][b_xy - left_block[1]]);
}else{
- *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 0*8]=
- *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 1*8]= 0;
+ AV_ZERO16(h->mvd_cache [list][scan8[0] - 1 + 0*8]);
+ AV_ZERO16(h->mvd_cache [list][scan8[0] - 1 + 1*8]);
}
if(USES_LIST(left_type[1], list)){
- const int b_xy= h->mb2b_xy[left_xy[1]] + 3;
- *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 2*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[2]];
- *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 3*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[3]];
+ const int b_xy= h->mb2br_xy[left_xy[1]] + 6;
+ AV_COPY16(h->mvd_cache[list][scan8[0] - 1 + 2*8], h->mvd_table[list][b_xy - left_block[2]]);
+ AV_COPY16(h->mvd_cache[list][scan8[0] - 1 + 3*8], h->mvd_table[list][b_xy - left_block[3]]);
}else{
- *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 2*8]=
- *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 3*8]= 0;
+ AV_ZERO16(h->mvd_cache [list][scan8[0] - 1 + 2*8]);
+ AV_ZERO16(h->mvd_cache [list][scan8[0] - 1 + 3*8]);
}
- *(uint32_t*)h->mvd_cache [list][scan8[5 ]+1]=
- *(uint32_t*)h->mvd_cache [list][scan8[7 ]+1]=
- *(uint32_t*)h->mvd_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else)
- *(uint32_t*)h->mvd_cache [list][scan8[4 ]]=
- *(uint32_t*)h->mvd_cache [list][scan8[12]]= 0;
-
+ AV_ZERO16(h->mvd_cache [list][scan8[4 ]]);
+ AV_ZERO16(h->mvd_cache [list][scan8[12]]);
if(h->slice_type_nos == FF_B_TYPE){
- fill_rectangle(&h->direct_cache[scan8[0]], 4, 4, 8, 0, 1);
+ fill_rectangle(&h->direct_cache[scan8[0]], 4, 4, 8, MB_TYPE_16x16>>1, 1);
if(IS_DIRECT(top_type)){
- *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0x01010101;
+ AV_WN32A(&h->direct_cache[scan8[0] - 1*8], 0x01010101u*(MB_TYPE_DIRECT2>>1));
}else if(IS_8X8(top_type)){
- int b8_xy = h->mb2b8_xy[top_xy] + h->b8_stride;
- h->direct_cache[scan8[0] + 0 - 1*8]= h->direct_table[b8_xy];
- h->direct_cache[scan8[0] + 2 - 1*8]= h->direct_table[b8_xy + 1];
+ int b8_xy = 4*top_xy;
+ h->direct_cache[scan8[0] + 0 - 1*8]= h->direct_table[b8_xy + 2];
+ h->direct_cache[scan8[0] + 2 - 1*8]= h->direct_table[b8_xy + 3];
}else{
- *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0;
+ AV_WN32A(&h->direct_cache[scan8[0] - 1*8], 0x01010101*(MB_TYPE_16x16>>1));
}
if(IS_DIRECT(left_type[0]))
- h->direct_cache[scan8[0] - 1 + 0*8]= 1;
+ h->direct_cache[scan8[0] - 1 + 0*8]= MB_TYPE_DIRECT2>>1;
else if(IS_8X8(left_type[0]))
- h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[h->mb2b8_xy[left_xy[0]] + 1 + h->b8_stride*(left_block[0]>>1)];
+ h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[4*left_xy[0] + 1 + (left_block[0]&~1)];
else
- h->direct_cache[scan8[0] - 1 + 0*8]= 0;
+ h->direct_cache[scan8[0] - 1 + 0*8]= MB_TYPE_16x16>>1;
if(IS_DIRECT(left_type[1]))
- h->direct_cache[scan8[0] - 1 + 2*8]= 1;
+ h->direct_cache[scan8[0] - 1 + 2*8]= MB_TYPE_DIRECT2>>1;
else if(IS_8X8(left_type[1]))
- h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[h->mb2b8_xy[left_xy[1]] + 1 + h->b8_stride*(left_block[2]>>1)];
+ h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[4*left_xy[1] + 1 + (left_block[2]&~1)];
else
- h->direct_cache[scan8[0] - 1 + 2*8]= 0;
+ h->direct_cache[scan8[0] - 1 + 2*8]= MB_TYPE_16x16>>1;
}
}
-
+ }
if(FRAME_MBAFF){
#define MAP_MVS\
MAP_F2F(scan8[0] - 1 - 1*8, topleft_type)\
if(!IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\
h->ref_cache[list][idx] <<= 1;\
h->mv_cache[list][idx][1] /= 2;\
- h->mvd_cache[list][idx][1] /= 2;\
+ h->mvd_cache[list][idx][1] >>=1;\
}
MAP_MVS
#undef MAP_F2F
}
#endif
- if(!for_deblock)
h->neighbor_transform_size= !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[0]);
- return 0;
-}
-
-static void fill_decode_caches(H264Context *h, int mb_type){
- fill_caches(h, mb_type, 0);
-}
-
-/**
- *
- * @returns non zero if the loop filter can be skiped
- */
-static int fill_filter_caches(H264Context *h, int mb_type){
- return fill_caches(h, mb_type, 1);
}
/**
AV_COPY64(&h->non_zero_count[mb_xy][ 0], &h->non_zero_count_cache[0+8*1]);
AV_COPY64(&h->non_zero_count[mb_xy][ 8], &h->non_zero_count_cache[0+8*2]);
- *((uint32_t*)&h->non_zero_count[mb_xy][16]) = *((uint32_t*)&h->non_zero_count_cache[0+8*5]);
- *((uint32_t*)&h->non_zero_count[mb_xy][20]) = *((uint32_t*)&h->non_zero_count_cache[4+8*3]);
+ AV_COPY32(&h->non_zero_count[mb_xy][16], &h->non_zero_count_cache[0+8*5]);
+ AV_COPY32(&h->non_zero_count[mb_xy][20], &h->non_zero_count_cache[4+8*3]);
AV_COPY64(&h->non_zero_count[mb_xy][24], &h->non_zero_count_cache[0+8*4]);
}
static inline void write_back_motion(H264Context *h, int mb_type){
MpegEncContext * const s = &h->s;
- const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride;
- const int b8_xy= 2*s->mb_x + 2*s->mb_y*h->b8_stride;
+ const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; //try mb2b(8)_xy
+ const int b8_xy= 4*h->mb_xy;
int list;
if(!USES_LIST(mb_type, 0))
- fill_rectangle(&s->current_picture.ref_index[0][b8_xy], 2, 2, h->b8_stride, (uint8_t)LIST_NOT_USED, 1);
+ fill_rectangle(&s->current_picture.ref_index[0][b8_xy], 2, 2, 2, (uint8_t)LIST_NOT_USED, 1);
for(list=0; list<h->list_count; list++){
int y, b_stride;
AV_COPY128(mv_dst + y*b_stride, mv_src + 8*y);
}
if( CABAC ) {
- int16_t (*mvd_dst)[2] = &h->mvd_table[list][b_xy];
- int16_t (*mvd_src)[2] = &h->mvd_cache[list][scan8[0]];
+ 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]];
if(IS_SKIP(mb_type))
- fill_rectangle(mvd_dst, 4, 4, h->b_stride, 0, 4);
- else
- for(y=0; y<4; y++){
- AV_COPY128(mvd_dst + y*b_stride, mvd_src + 8*y);
+ AV_ZERO128(mvd_dst);
+ else{
+ AV_COPY64(mvd_dst, mvd_src + 8*3);
+ AV_COPY16(mvd_dst + 3 + 3, mvd_src + 3 + 8*0);
+ AV_COPY16(mvd_dst + 3 + 2, mvd_src + 3 + 8*1);
+ AV_COPY16(mvd_dst + 3 + 1, mvd_src + 3 + 8*2);
}
}
{
int8_t *ref_index = &s->current_picture.ref_index[list][b8_xy];
- ref_index[0+0*h->b8_stride]= h->ref_cache[list][scan8[0]];
- ref_index[1+0*h->b8_stride]= h->ref_cache[list][scan8[4]];
- ref_index[0+1*h->b8_stride]= h->ref_cache[list][scan8[8]];
- ref_index[1+1*h->b8_stride]= h->ref_cache[list][scan8[12]];
+ ref_index[0+0*2]= h->ref_cache[list][scan8[0]];
+ ref_index[1+0*2]= h->ref_cache[list][scan8[4]];
+ ref_index[0+1*2]= h->ref_cache[list][scan8[8]];
+ ref_index[1+1*2]= h->ref_cache[list][scan8[12]];
}
}
if(h->slice_type_nos == FF_B_TYPE && CABAC){
if(IS_8X8(mb_type)){
- uint8_t *direct_table = &h->direct_table[b8_xy];
- direct_table[1+0*h->b8_stride] = IS_DIRECT(h->sub_mb_type[1]) ? 1 : 0;
- direct_table[0+1*h->b8_stride] = IS_DIRECT(h->sub_mb_type[2]) ? 1 : 0;
- direct_table[1+1*h->b8_stride] = IS_DIRECT(h->sub_mb_type[3]) ? 1 : 0;
+ 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;
}
}
}
static inline int get_dct8x8_allowed(H264Context *h){
if(h->sps.direct_8x8_inference_flag)
- return !(*(uint64_t*)h->sub_mb_type & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8 )*0x0001000100010001ULL));
+ return !(AV_RN64A(h->sub_mb_type) & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8 )*0x0001000100010001ULL));
else
- return !(*(uint64_t*)h->sub_mb_type & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8|MB_TYPE_DIRECT2)*0x0001000100010001ULL));
-}
-
-static void predict_field_decoding_flag(H264Context *h){
- MpegEncContext * const s = &h->s;
- const int mb_xy= h->mb_xy;
- int mb_type = (h->slice_table[mb_xy-1] == h->slice_num)
- ? s->current_picture.mb_type[mb_xy-1]
- : (h->slice_table[mb_xy-s->mb_stride] == h->slice_num)
- ? s->current_picture.mb_type[mb_xy-s->mb_stride]
- : 0;
- h->mb_mbaff = h->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0;
+ return !(AV_RN64A(h->sub_mb_type) & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8|MB_TYPE_DIRECT2)*0x0001000100010001ULL));
}
/**
* decodes a P_SKIP or B_SKIP macroblock
*/
-static void decode_mb_skip(H264Context *h){
+static void av_unused decode_mb_skip(H264Context *h){
MpegEncContext * const s = &h->s;
const int mb_xy= h->mb_xy;
int mb_type=0;
if( h->slice_type_nos == FF_B_TYPE )
{
// just for fill_caches. pred_direct_motion will set the real mb_type
- mb_type|= MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2|MB_TYPE_SKIP;
-
+ mb_type|= MB_TYPE_L0L1|MB_TYPE_DIRECT2|MB_TYPE_SKIP;
+ if(h->direct_spatial_mv_pred){
+ fill_decode_neighbors(h, mb_type);
fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ...
+ }
ff_h264_pred_direct_motion(h, &mb_type);
mb_type|= MB_TYPE_SKIP;
}
int mx, my;
mb_type|= MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_SKIP;
+ fill_decode_neighbors(h, mb_type);
fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ...
pred_pskip_motion(h, &mx, &my);
fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, 0, 1);