[vlc-devel] commit: Removed dead code (deinterlace). (Laurent Aimar )
git version control
git at videolan.org
Tue Mar 17 20:08:47 CET 2009
vlc | branch: master | Laurent Aimar <fenrir at videolan.org> | Sun Mar 15 21:16:47 2009 +0100| [f9cbf5e6071f1864d394987d4cda7dac8f8343c7] | committer: Laurent Aimar
Removed dead code (deinterlace).
> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=f9cbf5e6071f1864d394987d4cda7dac8f8343c7
---
modules/video_filter/deinterlace.c | 323 ------------------------------------
1 files changed, 0 insertions(+), 323 deletions(-)
diff --git a/modules/video_filter/deinterlace.c b/modules/video_filter/deinterlace.c
index d90dd80..6e2a110 100644
--- a/modules/video_filter/deinterlace.c
+++ b/modules/video_filter/deinterlace.c
@@ -1236,30 +1236,6 @@ static inline int XDeint8x8DetectMMXEXT( uint8_t *src, int i_src )
}
#endif
-/* XDeint8x8Frame: apply a small blend between field (1,6,1).
- * This won't destroy details, and help if there is a bit of interlacing.
- * (It helps with paning to avoid flickers)
- * (Use 8x9 pixels)
- */
-#if 0
-static inline void XDeint8x8FrameC( uint8_t *dst, int i_dst,
- uint8_t *src, int i_src )
-{
- int y, x;
-
- /* Progressive */
- for( y = 0; y < 8; y += 2 )
- {
- memcpy( dst, src, 8 );
- dst += i_dst;
-
- for( x = 0; x < 8; x++ )
- dst[x] = (src[x] + 6*src[1*i_src+x] + src[2*i_src+x] + 4 ) >> 3;
- dst += 1*i_dst;
- src += 2*i_src;
- }
-}
-#endif
static inline void XDeint8x8MergeC( uint8_t *dst, int i_dst,
uint8_t *src1, int i_src1,
uint8_t *src2, int i_src2 )
@@ -1466,305 +1442,6 @@ static inline void XDeint8x8FieldMMXEXT( uint8_t *dst, int i_dst,
}
#endif
-#if 0
-static inline int XDeint8x8SsdC( uint8_t *pix1, int i_pix1,
- uint8_t *pix2, int i_pix2 )
-{
- int y, x;
- int s = 0;
-
- for( y = 0; y < 8; y++ )
- for( x = 0; x < 8; x++ )
- s += ssd( pix1[y*i_pix1+x] - pix2[y*i_pix2+x] );
- return s;
-}
-
-#ifdef CAN_COMPILE_MMXEXT
-static inline int XDeint8x8SsdMMXEXT( uint8_t *pix1, int i_pix1,
- uint8_t *pix2, int i_pix2 )
-{
- int y;
- int32_t s;
-
- pxor_r2r( mm7, mm7 );
- pxor_r2r( mm6, mm6 );
-
- for( y = 0; y < 8; y++ )
- {
- movq_m2r( pix1[0], mm0 );
- movq_m2r( pix2[0], mm1 );
-
- movq_r2r( mm0, mm2 );
- movq_r2r( mm1, mm3 );
-
- punpcklbw_r2r( mm7, mm0 );
- punpckhbw_r2r( mm7, mm2 );
- punpcklbw_r2r( mm7, mm1 );
- punpckhbw_r2r( mm7, mm3 );
-
- psubw_r2r( mm1, mm0 );
- psubw_r2r( mm3, mm2 );
-
- pmaddwd_r2r( mm0, mm0 );
- pmaddwd_r2r( mm2, mm2 );
-
- paddd_r2r( mm2, mm0 );
- paddd_r2r( mm0, mm6 );
-
- pix1 += i_pix1;
- pix2 += i_pix2;
- }
-
- movq_r2r( mm6, mm7 );
- psrlq_i2r( 32, mm7 );
- paddd_r2r( mm6, mm7 );
- movd_r2m( mm7, s );
-
- return s;
-}
-#endif
-#endif
-
-#if 0
-/* A little try with motion, but doesn't work better that pure intra (and slow) */
-#ifdef CAN_COMPILE_MMXEXT
-/* XDeintMC:
- * Bilinear MC QPel
- * TODO: mmx version (easier in sse2)
- */
-static inline void XDeintMC( uint8_t *dst, int i_dst,
- uint8_t *src, int i_src,
- int mvx, int mvy,
- int i_width, int i_height )
-{
- const int d4x = mvx&0x03;
- const int d4y = mvy&0x03;
-
- const int cA = (4-d4x)*(4-d4y);
- const int cB = d4x *(4-d4y);
- const int cC = (4-d4x)*d4y;
- const int cD = d4x *d4y;
-
- int y, x;
- uint8_t *srcp;
-
-
- src += (mvy >> 2) * i_src + (mvx >> 2);
- srcp = &src[i_src];
-
- for( y = 0; y < i_height; y++ )
- {
- for( x = 0; x < i_width; x++ )
- {
- dst[x] = ( cA*src[x] + cB*src[x+1] +
- cC*srcp[x] + cD*srcp[x+1] + 8 ) >> 4;
- }
- dst += i_dst;
-
- src = srcp;
- srcp += i_src;
- }
-}
-static int XDeint8x4SadMMXEXT( uint8_t *pix1, int i_pix1,
- uint8_t *pix2, int i_pix2 )
-{
- int32_t s;
-
- movq_m2r( pix1[0*i_pix1], mm0 );
- movq_m2r( pix1[1*i_pix1], mm1 );
-
- psadbw_m2r( pix2[0*i_pix2], mm0 );
- psadbw_m2r( pix2[1*i_pix2], mm1 );
-
- movq_m2r( pix1[2*i_pix1], mm2 );
- movq_m2r( pix1[3*i_pix1], mm3 );
- psadbw_m2r( pix2[2*i_pix2], mm2 );
- psadbw_m2r( pix2[3*i_pix2], mm3 );
-
- paddd_r2r( mm1, mm0 );
- paddd_r2r( mm3, mm2 );
- paddd_r2r( mm2, mm0 );
- movd_r2m( mm0, s );
-
- return s;
-}
-
-static inline int XDeint8x4TestQpel( uint8_t *src, int i_src,
- uint8_t *ref, int i_stride,
- int mx, int my,
- int xmax, int ymax )
-{
- uint8_t buffer[8*4];
-
- if( abs(mx) >= 4*xmax || abs(my) >= 4*ymax )
- return 255*255*255;
-
- XDeintMC( buffer, 8, ref, i_stride, mx, my, 8, 4 );
- return XDeint8x4SadMMXEXT( src, i_src, buffer, 8 );
-}
-static inline int XDeint8x4TestInt( uint8_t *src, int i_src,
- uint8_t *ref, int i_stride,
- int mx, int my,
- int xmax, int ymax )
-{
- if( abs(mx) >= xmax || abs(my) >= ymax )
- return 255*255*255;
-
- return XDeint8x4SadMMXEXT( src, i_src, &ref[my*i_stride+mx], i_stride );
-}
-
-static inline void XDeint8x8FieldMotion( uint8_t *dst, int i_dst,
- uint8_t *src, int i_src,
- int *mpx, int *mpy,
- int xmax, int ymax )
-{
- static const int dx[8] = { 0, 0, -1, 1, -1, -1, 1, 1 };
- static const int dy[8] = {-1, 1, 0, 0, -1, 1, -1, 1 };
- uint8_t *next = &src[i_src];
- const int i_src2 = 2*i_src;
- int mvx, mvy;
- int mvs, s;
- int i_step;
-
- uint8_t *rec = &dst[i_dst];
-
- /* We construct with intra method the missing field */
- XDeint8x8FieldMMXEXT( dst, i_dst, src, i_src );
-
- /* Now we will try to find a match with ME with the other field */
-
- /* ME: A small/partial EPZS
- * We search only for small MV (with high motion intra will be perfect */
- if( xmax > 4 ) xmax = 4;
- if( ymax > 4 ) ymax = 4;
-
- /* Init with NULL Mv */
- mvx = mvy = 0;
- mvs = XDeint8x4SadMMXEXT( rec, i_src2, next, i_src2 );
-
- /* Try predicted Mv */
- if( (s=XDeint8x4TestInt( rec, i_src2, next, i_src2, *mpx, *mpy, xmax, ymax)) < mvs )
- {
- mvs = s;
- mvx = *mpx;
- mvy = *mpy;
- }
- /* Search interger pel (small mv) */
- for( i_step = 0; i_step < 4; i_step++ )
- {
- int c = 4;
- int s;
- int i;
-
- for( i = 0; i < 4; i++ )
- {
- s = XDeint8x4TestInt( rec, i_src2,
- next, i_src2, mvx+dx[i], mvy+dy[i],
- xmax, ymax );
- if( s < mvs )
- {
- mvs = s;
- c = i;
- }
- }
- if( c == 4 )
- break;
-
- mvx += dx[c];
- mvy += dy[c];
- }
- *mpx = mvx;
- *mpy = mvy;
-
- mvx <<= 2;
- mvy <<= 2;
-
- if( mvs > 4 && mvs < 256 )
- {
- /* Search Qpel */
- /* XXX: for now only HPEL (too slow) */
- for( i_step = 0; i_step < 4; i_step++ )
- {
- int c = 8;
- int s;
- int i;
-
- for( i = 0; i < 8; i++ )
- {
- s = XDeint8x4TestQpel( rec, i_src2, next, i_src2,
- mvx+dx[i], mvy+dy[i],
- xmax, ymax );
- if( s < mvs )
- {
- mvs = s;
- c = i;
- }
- }
- if( c == 8 )
- break;
-
- mvx += dx[c];
- mvy += dy[c];
- }
- }
-
- if( mvs < 128 )
- {
- uint8_t buffer[8*4];
- XDeintMC( buffer, 8, next, i_src2, mvx, mvy, 8, 4 );
- XDeint8x8MergeMMXEXT( dst, i_dst, src, 2*i_src, buffer, 8 );
-
- //XDeint8x8Set( dst, i_dst, 0 );
- }
-}
-#endif
-#endif
-
-#if 0
-/* Kernel interpolation (1,-5,20,20,-5,1)
- * Lose a bit more details+add aliasing than edge interpol but avoid
- * more artifacts
- */
-static inline uint8_t clip1( int a )
-{
- if( a <= 0 )
- return 0;
- else if( a >= 255 )
- return 255;
- else
- return a;
-}
-static inline void XDeint8x8Field( uint8_t *dst, int i_dst,
- uint8_t *src, int i_src )
-{
- int y, x;
-
- /* Interlaced */
- for( y = 0; y < 8; y += 2 )
- {
- const int i_src2 = i_src*2;
-
- memcpy( dst, src, 8 );
- dst += i_dst;
-
- for( x = 0; x < 8; x++ )
- {
- int pix;
-
- pix = 1*(src[-2*i_src2+x]+src[3*i_src2+x]) +
- -5*(src[-1*i_src2+x]+src[2*i_src2+x])
- +20*(src[ 0*i_src2+x]+src[1*i_src2+x]);
-
- dst[x] = clip1( ( pix + 16 ) >> 5 );
- }
-
- dst += 1*i_dst;
- src += 2*i_src;
- }
-}
-
-#endif
-
/* NxN arbitray size (and then only use pixel in the NxN block)
*/
static inline int XDeintNxNDetect( uint8_t *src, int i_src,
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