void vorbis_inverse_coupling(float *mag, float *ang, int blocksize);
uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP] = {0, };
-uint32_t squareTbl[512] = {0, };
+uint32_t ff_squareTbl[512] = {0, };
const uint8_t ff_zigzag_direct[64] = {
0, 1, 8, 16, 9, 2, 3, 10,
static int pix_norm1_c(uint8_t * pix, int line_size)
{
int s, i, j;
- uint32_t *sq = squareTbl + 256;
+ uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < 16; i++) {
static int sse4_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h)
{
int s, i;
- uint32_t *sq = squareTbl + 256;
+ uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
static int sse8_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h)
{
int s, i;
- uint32_t *sq = squareTbl + 256;
+ uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
static int sse16_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int s, i;
- uint32_t *sq = squareTbl + 256;
+ uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
+ src[index+stride+1]* frac_x )* frac_y
+ r)>>(shift*2);
}else{
- index= src_x + clip(src_y, 0, height)*stride;
+ index= src_x + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_x)
+ src[index +1]* frac_x )*s
+ r)>>(shift*2);
}
}else{
if((unsigned)src_y < height){
- index= clip(src_x, 0, width) + src_y*stride;
+ index= av_clip(src_x, 0, width) + src_y*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_y)
+ src[index+stride ]* frac_y )*s
+ r)>>(shift*2);
}else{
- index= clip(src_x, 0, width) + clip(src_y, 0, height)*stride;
+ index= av_clip(src_x, 0, width) + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= src[index ];
}
}
}
}
-static inline void copy_block2(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST16(dst , LD16(src ));
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-static inline void copy_block4(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST32(dst , LD32(src ));
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-static inline void copy_block8(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST32(dst , LD32(src ));
- ST32(dst+4 , LD32(src+4 ));
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-static inline void copy_block16(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST32(dst , LD32(src ));
- ST32(dst+4 , LD32(src+4 ));
- ST32(dst+8 , LD32(src+8 ));
- ST32(dst+12, LD32(src+12));
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-static inline void copy_block17(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST32(dst , LD32(src ));
- ST32(dst+4 , LD32(src+4 ));
- ST32(dst+8 , LD32(src+8 ));
- ST32(dst+12, LD32(src+12));
- dst[16]= src[16];
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-static inline void copy_block9(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h)
-{
- int i;
- for(i=0; i<h; i++)
- {
- ST32(dst , LD32(src ));
- ST32(dst+4 , LD32(src+4 ));
- dst[8]= src[8];
- dst+=dstStride;
- src+=srcStride;
- }
-}
-
-
#define QPEL_MC(r, OPNAME, RND, OP) \
static void OPNAME ## mpeg4_qpel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h){\
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\
#undef op2_put
#endif
-#define op_scale1(x) block[x] = clip_uint8( (block[x]*weight + offset) >> log2_denom )
-#define op_scale2(x) dst[x] = clip_uint8( (src[x]*weights + dst[x]*weightd + offset) >> (log2_denom+1))
+#define op_scale1(x) block[x] = av_clip_uint8( (block[x]*weight + offset) >> log2_denom )
+#define op_scale2(x) dst[x] = av_clip_uint8( (src[x]*weights + dst[x]*weightd + offset) >> (log2_denom+1))
#define H264_WEIGHT(W,H) \
static void weight_h264_pixels ## W ## x ## H ## _c(uint8_t *block, int stride, int log2_denom, int weight, int offset){ \
int y; \
}
#endif /* CONFIG_VC1_DECODER||CONFIG_WMV3_DECODER */
+#if defined(CONFIG_H264_ENCODER)
+/* H264 specific */
+void ff_h264dsp_init(DSPContext* c, AVCodecContext *avctx);
+#endif /* CONFIG_H264_ENCODER */
+
static void wmv2_mspel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int w){
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int i;
ad1= FFABS(d1)>>1;
- d2= clip((p0-p3)/4, -ad1, ad1);
+ d2= av_clip((p0-p3)/4, -ad1, ad1);
src[x-2*stride] = p0 - d2;
src[x+ stride] = p3 + d2;
ad1= FFABS(d1)>>1;
- d2= clip((p0-p3)/4, -ad1, ad1);
+ d2= av_clip((p0-p3)/4, -ad1, ad1);
src[y*stride-2] = p0 - d2;
src[y*stride+1] = p3 + d2;
int i_delta;
if( FFABS( p2 - p0 ) < beta ) {
- pix[-2*xstride] = p1 + clip( (( p2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - p1, -tc0[i], tc0[i] );
+ pix[-2*xstride] = p1 + av_clip( (( p2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - p1, -tc0[i], tc0[i] );
tc++;
}
if( FFABS( q2 - q0 ) < beta ) {
- pix[ xstride] = q1 + clip( (( q2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - q1, -tc0[i], tc0[i] );
+ pix[ xstride] = q1 + av_clip( (( q2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - q1, -tc0[i], tc0[i] );
tc++;
}
- i_delta = clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
- pix[-xstride] = clip_uint8( p0 + i_delta ); /* p0' */
- pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
+ i_delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ pix[-xstride] = av_clip_uint8( p0 + i_delta ); /* p0' */
+ pix[0] = av_clip_uint8( q0 - i_delta ); /* q0' */
}
pix += ystride;
}
FFABS( p1 - p0 ) < beta &&
FFABS( q1 - q0 ) < beta ) {
- int delta = clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
+ int delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
- pix[-xstride] = clip_uint8( p0 + delta ); /* p0' */
- pix[0] = clip_uint8( q0 - delta ); /* q0' */
+ pix[-xstride] = av_clip_uint8( p0 + delta ); /* p0' */
+ pix[0] = av_clip_uint8( q0 - delta ); /* q0' */
}
pix += ystride;
}
}
for(i=0;i<512;i++) {
- squareTbl[i] = (i - 256) * (i - 256);
+ ff_squareTbl[i] = (i - 256) * (i - 256);
}
for(i=0; i<64; i++) inv_zigzag_direct16[ff_zigzag_direct[i]]= i+1;
}
+int ff_check_alignment(void){
+ static int did_fail=0;
+ DECLARE_ALIGNED_16(int, aligned);
+
+ if((int)&aligned & 15){
+ if(!did_fail){
+#if defined(HAVE_MMX) || defined(HAVE_ALTIVEC)
+ av_log(NULL, AV_LOG_ERROR,
+ "Compiler did not align stack variables. Libavcodec has been miscompiled\n"
+ "and may be very slow or crash. This is not a bug in libavcodec,\n"
+ "but in the compiler. Do not report crashes to FFmpeg developers.\n");
+#endif
+ did_fail=1;
+ }
+ return -1;
+ }
+ return 0;
+}
void dsputil_init(DSPContext* c, AVCodecContext *avctx)
{
int i;
+ ff_check_alignment();
+
#ifdef CONFIG_ENCODERS
if(avctx->dct_algo==FF_DCT_FASTINT) {
c->fdct = fdct_ifast;
#if defined(CONFIG_VC1_DECODER) || defined(CONFIG_WMV3_DECODER)
ff_vc1dsp_init(c,avctx);
#endif
+#if defined(CONFIG_H264_ENCODER)
+ ff_h264dsp_init(c,avctx);
+#endif
c->put_mspel_pixels_tab[0]= put_mspel8_mc00_c;
c->put_mspel_pixels_tab[1]= put_mspel8_mc10_c;
c->try_8x8basis= try_8x8basis_c;
c->add_8x8basis= add_8x8basis_c;
-#ifdef CONFIG_SNOW_ENCODER
+#ifdef CONFIG_SNOW_DECODER
c->vertical_compose97i = ff_snow_vertical_compose97i;
c->horizontal_compose97i = ff_snow_horizontal_compose97i;
c->inner_add_yblock = ff_snow_inner_add_yblock;
projects / ffmpeg / blobdiff