Exemplo n.º 1
0
static void ff_h264_idct_add16intra_altivec(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
    int i;
    for(i=0; i<16; i++){
        if(nnzc[ scan8[i] ]) ff_h264_idct_add_altivec(dst + block_offset[i], block + i*16, stride);
        else if(block[i*16]) h264_idct_dc_add_altivec(dst + block_offset[i], block + i*16, stride);
    }
}
Exemplo n.º 2
0
static void ff_h264_idct_add16_altivec(uint8_t *dst, const int *block_offset, int16_t *block, int stride, const uint8_t nnzc[15*8]) {
    int i;
    for(i=0; i<16; i++) {
        int nnz = nnzc[ scan8[i] ];
        if(nnz) {
            if(nnz==1 && block[i*16]) h264_idct_dc_add_altivec(dst + block_offset[i], block + i*16, stride);
            else                      ff_h264_idct_add_altivec(dst + block_offset[i], block + i*16, stride);
        }
    }
}
Exemplo n.º 3
0
static void ff_h264_idct_add8_altivec(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[15*8]){
    int i, j;
    for (j = 1; j < 3; j++) {
        for(i = j * 16; i < j * 16 + 4; i++){
            if(nnzc[ scan8[i] ])
                ff_h264_idct_add_altivec(dest[j-1] + block_offset[i], block + i*16, stride);
            else if(block[i*16])
                h264_idct_dc_add_altivec(dest[j-1] + block_offset[i], block + i*16, stride);
        }
    }
}