mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2025-01-29 22:00:58 +02:00
move existing inline functions from cavs.c to cavs.h
Originally committed as revision 9512 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefan Gehrer
parent
2a3cc9730f
commit
b8524fd13f
@ -143,56 +143,6 @@ static void filter_mb(AVSContext *h, enum mb_t mb_type) {
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*
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****************************************************************************/
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static inline void load_intra_pred_luma(AVSContext *h, uint8_t *top,
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uint8_t **left, int block) {
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int i;
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switch(block) {
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case 0:
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*left = h->left_border_y;
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h->left_border_y[0] = h->left_border_y[1];
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memset(&h->left_border_y[17],h->left_border_y[16],9);
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memcpy(&top[1],&h->top_border_y[h->mbx*16],16);
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top[17] = top[16];
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top[0] = top[1];
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if((h->flags & A_AVAIL) && (h->flags & B_AVAIL))
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h->left_border_y[0] = top[0] = h->topleft_border_y;
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break;
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case 1:
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*left = h->intern_border_y;
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for(i=0;i<8;i++)
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h->intern_border_y[i+1] = *(h->cy + 7 + i*h->l_stride);
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memset(&h->intern_border_y[9],h->intern_border_y[8],9);
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h->intern_border_y[0] = h->intern_border_y[1];
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memcpy(&top[1],&h->top_border_y[h->mbx*16+8],8);
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if(h->flags & C_AVAIL)
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memcpy(&top[9],&h->top_border_y[(h->mbx + 1)*16],8);
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else
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memset(&top[9],top[8],9);
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top[17] = top[16];
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top[0] = top[1];
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if(h->flags & B_AVAIL)
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h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx*16+7];
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break;
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case 2:
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*left = &h->left_border_y[8];
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memcpy(&top[1],h->cy + 7*h->l_stride,16);
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top[17] = top[16];
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top[0] = top[1];
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if(h->flags & A_AVAIL)
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top[0] = h->left_border_y[8];
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break;
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case 3:
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*left = &h->intern_border_y[8];
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for(i=0;i<8;i++)
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h->intern_border_y[i+9] = *(h->cy + 7 + (i+8)*h->l_stride);
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memset(&h->intern_border_y[17],h->intern_border_y[16],9);
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memcpy(&top[0],h->cy + 7 + 7*h->l_stride,9);
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memset(&top[9],top[8],9);
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break;
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}
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}
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static void intra_pred_vert(uint8_t *d,uint8_t *top,uint8_t *left,int stride) {
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int y;
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uint64_t a = unaligned64(&top[1]);
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@ -280,14 +230,6 @@ static void intra_pred_lp_top(uint8_t *d,uint8_t *top,uint8_t *left,int stride)
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#undef LOWPASS
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static inline void modify_pred(const int_fast8_t *mod_table, int *mode) {
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*mode = mod_table[*mode];
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if(*mode < 0) {
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av_log(NULL, AV_LOG_ERROR, "Illegal intra prediction mode\n");
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*mode = 0;
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}
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}
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/*****************************************************************************
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*
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* motion compensation
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@ -421,20 +363,6 @@ static void inter_pred(AVSContext *h, enum mb_t mb_type) {
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*
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****************************************************************************/
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static inline void set_mvs(vector_t *mv, enum block_t size) {
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switch(size) {
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case BLK_16X16:
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mv[MV_STRIDE ] = mv[0];
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mv[MV_STRIDE+1] = mv[0];
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case BLK_16X8:
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mv[1] = mv[0];
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break;
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case BLK_8X16:
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mv[MV_STRIDE] = mv[0];
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break;
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}
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}
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static inline void store_mvs(AVSContext *h) {
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h->col_mv[(h->mby*h->mb_width + h->mbx)*4 + 0] = h->mv[MV_FWD_X0];
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h->col_mv[(h->mby*h->mb_width + h->mbx)*4 + 1] = h->mv[MV_FWD_X1];
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@ -658,92 +586,6 @@ static inline int decode_residual_inter(AVSContext *h) {
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*
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****************************************************************************/
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/**
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* initialise predictors for motion vectors and intra prediction
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*/
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static inline void init_mb(AVSContext *h) {
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int i;
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/* copy predictors from top line (MB B and C) into cache */
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for(i=0;i<3;i++) {
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h->mv[MV_FWD_B2+i] = h->top_mv[0][h->mbx*2+i];
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h->mv[MV_BWD_B2+i] = h->top_mv[1][h->mbx*2+i];
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}
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h->pred_mode_Y[1] = h->top_pred_Y[h->mbx*2+0];
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h->pred_mode_Y[2] = h->top_pred_Y[h->mbx*2+1];
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/* clear top predictors if MB B is not available */
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if(!(h->flags & B_AVAIL)) {
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h->mv[MV_FWD_B2] = ff_cavs_un_mv;
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h->mv[MV_FWD_B3] = ff_cavs_un_mv;
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h->mv[MV_BWD_B2] = ff_cavs_un_mv;
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h->mv[MV_BWD_B3] = ff_cavs_un_mv;
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h->pred_mode_Y[1] = h->pred_mode_Y[2] = NOT_AVAIL;
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h->flags &= ~(C_AVAIL|D_AVAIL);
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} else if(h->mbx) {
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h->flags |= D_AVAIL;
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}
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if(h->mbx == h->mb_width-1) //MB C not available
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h->flags &= ~C_AVAIL;
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/* clear top-right predictors if MB C is not available */
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if(!(h->flags & C_AVAIL)) {
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h->mv[MV_FWD_C2] = ff_cavs_un_mv;
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h->mv[MV_BWD_C2] = ff_cavs_un_mv;
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}
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/* clear top-left predictors if MB D is not available */
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if(!(h->flags & D_AVAIL)) {
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h->mv[MV_FWD_D3] = ff_cavs_un_mv;
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h->mv[MV_BWD_D3] = ff_cavs_un_mv;
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}
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/* set pointer for co-located macroblock type */
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h->col_type = &h->col_type_base[h->mby*h->mb_width + h->mbx];
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}
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static inline void check_for_slice(AVSContext *h);
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/**
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* save predictors for later macroblocks and increase
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* macroblock address
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* @returns 0 if end of frame is reached, 1 otherwise
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*/
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static inline int next_mb(AVSContext *h) {
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int i;
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h->flags |= A_AVAIL;
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h->cy += 16;
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h->cu += 8;
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h->cv += 8;
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/* copy mvs as predictors to the left */
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for(i=0;i<=20;i+=4)
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h->mv[i] = h->mv[i+2];
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/* copy bottom mvs from cache to top line */
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h->top_mv[0][h->mbx*2+0] = h->mv[MV_FWD_X2];
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h->top_mv[0][h->mbx*2+1] = h->mv[MV_FWD_X3];
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h->top_mv[1][h->mbx*2+0] = h->mv[MV_BWD_X2];
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h->top_mv[1][h->mbx*2+1] = h->mv[MV_BWD_X3];
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/* next MB address */
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h->mbx++;
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if(h->mbx == h->mb_width) { //new mb line
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h->flags = B_AVAIL|C_AVAIL;
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/* clear left pred_modes */
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h->pred_mode_Y[3] = h->pred_mode_Y[6] = NOT_AVAIL;
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/* clear left mv predictors */
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for(i=0;i<=20;i+=4)
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h->mv[i] = ff_cavs_un_mv;
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h->mbx = 0;
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h->mby++;
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/* re-calculate sample pointers */
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h->cy = h->picture.data[0] + h->mby*16*h->l_stride;
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h->cu = h->picture.data[1] + h->mby*8*h->c_stride;
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h->cv = h->picture.data[2] + h->mby*8*h->c_stride;
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if(h->mby == h->mb_height) { //frame end
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return 0;
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} else {
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//check_for_slice(h);
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}
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}
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return 1;
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}
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static int decode_mb_i(AVSContext *h, int cbp_code) {
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GetBitContext *gb = &h->s.gb;
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int block, pred_mode_uv;
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@ -224,4 +224,164 @@ typedef struct {
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DCTELEM *block;
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} AVSContext;
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extern const vector_t ff_cavs_un_mv;
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static inline void load_intra_pred_luma(AVSContext *h, uint8_t *top,
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uint8_t **left, int block) {
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int i;
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switch(block) {
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case 0:
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*left = h->left_border_y;
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h->left_border_y[0] = h->left_border_y[1];
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memset(&h->left_border_y[17],h->left_border_y[16],9);
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memcpy(&top[1],&h->top_border_y[h->mbx*16],16);
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top[17] = top[16];
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top[0] = top[1];
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if((h->flags & A_AVAIL) && (h->flags & B_AVAIL))
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h->left_border_y[0] = top[0] = h->topleft_border_y;
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break;
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case 1:
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*left = h->intern_border_y;
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for(i=0;i<8;i++)
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h->intern_border_y[i+1] = *(h->cy + 7 + i*h->l_stride);
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memset(&h->intern_border_y[9],h->intern_border_y[8],9);
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h->intern_border_y[0] = h->intern_border_y[1];
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memcpy(&top[1],&h->top_border_y[h->mbx*16+8],8);
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if(h->flags & C_AVAIL)
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memcpy(&top[9],&h->top_border_y[(h->mbx + 1)*16],8);
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else
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memset(&top[9],top[8],9);
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top[17] = top[16];
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top[0] = top[1];
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if(h->flags & B_AVAIL)
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h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx*16+7];
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break;
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case 2:
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*left = &h->left_border_y[8];
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memcpy(&top[1],h->cy + 7*h->l_stride,16);
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top[17] = top[16];
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top[0] = top[1];
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if(h->flags & A_AVAIL)
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top[0] = h->left_border_y[8];
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break;
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case 3:
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*left = &h->intern_border_y[8];
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for(i=0;i<8;i++)
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h->intern_border_y[i+9] = *(h->cy + 7 + (i+8)*h->l_stride);
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memset(&h->intern_border_y[17],h->intern_border_y[16],9);
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memcpy(&top[0],h->cy + 7 + 7*h->l_stride,9);
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memset(&top[9],top[8],9);
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break;
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}
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}
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static inline void modify_pred(const int_fast8_t *mod_table, int *mode) {
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*mode = mod_table[*mode];
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if(*mode < 0) {
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av_log(NULL, AV_LOG_ERROR, "Illegal intra prediction mode\n");
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*mode = 0;
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}
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}
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static inline void set_mvs(vector_t *mv, enum block_t size) {
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switch(size) {
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case BLK_16X16:
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mv[MV_STRIDE ] = mv[0];
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mv[MV_STRIDE+1] = mv[0];
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case BLK_16X8:
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mv[1] = mv[0];
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break;
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case BLK_8X16:
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mv[MV_STRIDE] = mv[0];
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break;
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}
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}
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/**
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* initialise predictors for motion vectors and intra prediction
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*/
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static inline void init_mb(AVSContext *h) {
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int i;
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/* copy predictors from top line (MB B and C) into cache */
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for(i=0;i<3;i++) {
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h->mv[MV_FWD_B2+i] = h->top_mv[0][h->mbx*2+i];
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h->mv[MV_BWD_B2+i] = h->top_mv[1][h->mbx*2+i];
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}
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h->pred_mode_Y[1] = h->top_pred_Y[h->mbx*2+0];
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h->pred_mode_Y[2] = h->top_pred_Y[h->mbx*2+1];
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/* clear top predictors if MB B is not available */
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if(!(h->flags & B_AVAIL)) {
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h->mv[MV_FWD_B2] = ff_cavs_un_mv;
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h->mv[MV_FWD_B3] = ff_cavs_un_mv;
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h->mv[MV_BWD_B2] = ff_cavs_un_mv;
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h->mv[MV_BWD_B3] = ff_cavs_un_mv;
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h->pred_mode_Y[1] = h->pred_mode_Y[2] = NOT_AVAIL;
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h->flags &= ~(C_AVAIL|D_AVAIL);
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} else if(h->mbx) {
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h->flags |= D_AVAIL;
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}
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if(h->mbx == h->mb_width-1) //MB C not available
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h->flags &= ~C_AVAIL;
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/* clear top-right predictors if MB C is not available */
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if(!(h->flags & C_AVAIL)) {
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h->mv[MV_FWD_C2] = ff_cavs_un_mv;
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h->mv[MV_BWD_C2] = ff_cavs_un_mv;
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}
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/* clear top-left predictors if MB D is not available */
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if(!(h->flags & D_AVAIL)) {
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h->mv[MV_FWD_D3] = ff_cavs_un_mv;
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h->mv[MV_BWD_D3] = ff_cavs_un_mv;
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}
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/* set pointer for co-located macroblock type */
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h->col_type = &h->col_type_base[h->mby*h->mb_width + h->mbx];
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}
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static inline void check_for_slice(AVSContext *h);
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/**
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* save predictors for later macroblocks and increase
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* macroblock address
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* @returns 0 if end of frame is reached, 1 otherwise
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*/
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static inline int next_mb(AVSContext *h) {
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int i;
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h->flags |= A_AVAIL;
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h->cy += 16;
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h->cu += 8;
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h->cv += 8;
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/* copy mvs as predictors to the left */
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for(i=0;i<=20;i+=4)
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h->mv[i] = h->mv[i+2];
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/* copy bottom mvs from cache to top line */
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h->top_mv[0][h->mbx*2+0] = h->mv[MV_FWD_X2];
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h->top_mv[0][h->mbx*2+1] = h->mv[MV_FWD_X3];
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h->top_mv[1][h->mbx*2+0] = h->mv[MV_BWD_X2];
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h->top_mv[1][h->mbx*2+1] = h->mv[MV_BWD_X3];
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/* next MB address */
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h->mbx++;
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if(h->mbx == h->mb_width) { //new mb line
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h->flags = B_AVAIL|C_AVAIL;
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/* clear left pred_modes */
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h->pred_mode_Y[3] = h->pred_mode_Y[6] = NOT_AVAIL;
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/* clear left mv predictors */
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for(i=0;i<=20;i+=4)
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h->mv[i] = ff_cavs_un_mv;
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h->mbx = 0;
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h->mby++;
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/* re-calculate sample pointers */
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h->cy = h->picture.data[0] + h->mby*16*h->l_stride;
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h->cu = h->picture.data[1] + h->mby*8*h->c_stride;
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h->cv = h->picture.data[2] + h->mby*8*h->c_stride;
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if(h->mby == h->mb_height) { //frame end
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return 0;
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} else {
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//check_for_slice(h);
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}
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}
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return 1;
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}
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#endif /* CAVS_H */
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