cosmetics, rename loop to frame_available
[ffmpeg.git] / libavcodec / dsputil.c
index 8535c6d..0701324 100644 (file)
@@ -23,7 +23,7 @@
  */
 
 /**
- * @file libavcodec/dsputil.c
+ * @file
  * DSP utils
  */
 
@@ -2597,76 +2597,6 @@ H264_MC(avg_, 16)
 #undef op2_put
 #endif
 
-#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; \
-    offset <<= log2_denom; \
-    if(log2_denom) offset += 1<<(log2_denom-1); \
-    for(y=0; y<H; y++, block += stride){ \
-        op_scale1(0); \
-        op_scale1(1); \
-        if(W==2) continue; \
-        op_scale1(2); \
-        op_scale1(3); \
-        if(W==4) continue; \
-        op_scale1(4); \
-        op_scale1(5); \
-        op_scale1(6); \
-        op_scale1(7); \
-        if(W==8) continue; \
-        op_scale1(8); \
-        op_scale1(9); \
-        op_scale1(10); \
-        op_scale1(11); \
-        op_scale1(12); \
-        op_scale1(13); \
-        op_scale1(14); \
-        op_scale1(15); \
-    } \
-} \
-static void biweight_h264_pixels ## W ## x ## H ## _c(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offset){ \
-    int y; \
-    offset = ((offset + 1) | 1) << log2_denom; \
-    for(y=0; y<H; y++, dst += stride, src += stride){ \
-        op_scale2(0); \
-        op_scale2(1); \
-        if(W==2) continue; \
-        op_scale2(2); \
-        op_scale2(3); \
-        if(W==4) continue; \
-        op_scale2(4); \
-        op_scale2(5); \
-        op_scale2(6); \
-        op_scale2(7); \
-        if(W==8) continue; \
-        op_scale2(8); \
-        op_scale2(9); \
-        op_scale2(10); \
-        op_scale2(11); \
-        op_scale2(12); \
-        op_scale2(13); \
-        op_scale2(14); \
-        op_scale2(15); \
-    } \
-}
-
-H264_WEIGHT(16,16)
-H264_WEIGHT(16,8)
-H264_WEIGHT(8,16)
-H264_WEIGHT(8,8)
-H264_WEIGHT(8,4)
-H264_WEIGHT(4,8)
-H264_WEIGHT(4,4)
-H264_WEIGHT(4,2)
-H264_WEIGHT(2,4)
-H264_WEIGHT(2,2)
-
-#undef op_scale1
-#undef op_scale2
-#undef H264_WEIGHT
-
 static void wmv2_mspel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h){
     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
     int i;
@@ -2711,9 +2641,6 @@ void ff_avg_vc1_mspel_mc00_c(uint8_t *dst, const uint8_t *src, int stride, int r
 }
 #endif /* CONFIG_VC1_DECODER */
 
-/* H264 specific */
-void ff_h264dspenc_init(DSPContext* c, AVCodecContext *avctx);
-
 #if CONFIG_RV40_DECODER
 static void put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, int stride){
     put_pixels16_xy2_c(dst, src, stride, 16);
@@ -2907,179 +2834,6 @@ static void h261_loop_filter_c(uint8_t *src, int stride){
     }
 }
 
-static av_always_inline av_flatten void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0)
-{
-    int i, d;
-    for( i = 0; i < 4; i++ ) {
-        if( tc0[i] < 0 ) {
-            pix += 4*ystride;
-            continue;
-        }
-        for( d = 0; d < 4; d++ ) {
-            const int p0 = pix[-1*xstride];
-            const int p1 = pix[-2*xstride];
-            const int p2 = pix[-3*xstride];
-            const int q0 = pix[0];
-            const int q1 = pix[1*xstride];
-            const int q2 = pix[2*xstride];
-
-            if( FFABS( p0 - q0 ) < alpha &&
-                FFABS( p1 - p0 ) < beta &&
-                FFABS( q1 - q0 ) < beta ) {
-
-                int tc = tc0[i];
-                int i_delta;
-
-                if( FFABS( p2 - p0 ) < beta ) {
-                    if(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 ) {
-                    if(tc0[i])
-                    pix[   xstride] = q1 + av_clip( (( q2 + ( ( p0 + q0 + 1 ) >> 1 ) ) >> 1) - q1, -tc0[i], tc0[i] );
-                    tc++;
-                }
-
-                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;
-        }
-    }
-}
-static void h264_v_loop_filter_luma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
-{
-    h264_loop_filter_luma_c(pix, stride, 1, alpha, beta, tc0);
-}
-static void h264_h_loop_filter_luma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
-{
-    h264_loop_filter_luma_c(pix, 1, stride, alpha, beta, tc0);
-}
-
-static av_always_inline av_flatten void h264_loop_filter_luma_intra_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta)
-{
-    int d;
-    for( d = 0; d < 16; d++ ) {
-        const int p2 = pix[-3*xstride];
-        const int p1 = pix[-2*xstride];
-        const int p0 = pix[-1*xstride];
-
-        const int q0 = pix[ 0*xstride];
-        const int q1 = pix[ 1*xstride];
-        const int q2 = pix[ 2*xstride];
-
-        if( FFABS( p0 - q0 ) < alpha &&
-            FFABS( p1 - p0 ) < beta &&
-            FFABS( q1 - q0 ) < beta ) {
-
-            if(FFABS( p0 - q0 ) < (( alpha >> 2 ) + 2 )){
-                if( FFABS( p2 - p0 ) < beta)
-                {
-                    const int p3 = pix[-4*xstride];
-                    /* p0', p1', p2' */
-                    pix[-1*xstride] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
-                    pix[-2*xstride] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
-                    pix[-3*xstride] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
-                } else {
-                    /* p0' */
-                    pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
-                }
-                if( FFABS( q2 - q0 ) < beta)
-                {
-                    const int q3 = pix[3*xstride];
-                    /* q0', q1', q2' */
-                    pix[0*xstride] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
-                    pix[1*xstride] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
-                    pix[2*xstride] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
-                } else {
-                    /* q0' */
-                    pix[0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
-                }
-            }else{
-                /* p0', q0' */
-                pix[-1*xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
-                pix[ 0*xstride] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
-            }
-        }
-        pix += ystride;
-    }
-}
-static void h264_v_loop_filter_luma_intra_c(uint8_t *pix, int stride, int alpha, int beta)
-{
-    h264_loop_filter_luma_intra_c(pix, stride, 1, alpha, beta);
-}
-static void h264_h_loop_filter_luma_intra_c(uint8_t *pix, int stride, int alpha, int beta)
-{
-    h264_loop_filter_luma_intra_c(pix, 1, stride, alpha, beta);
-}
-
-static av_always_inline av_flatten void h264_loop_filter_chroma_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta, int8_t *tc0)
-{
-    int i, d;
-    for( i = 0; i < 4; i++ ) {
-        const int tc = tc0[i];
-        if( tc <= 0 ) {
-            pix += 2*ystride;
-            continue;
-        }
-        for( d = 0; d < 2; d++ ) {
-            const int p0 = pix[-1*xstride];
-            const int p1 = pix[-2*xstride];
-            const int q0 = pix[0];
-            const int q1 = pix[1*xstride];
-
-            if( FFABS( p0 - q0 ) < alpha &&
-                FFABS( p1 - p0 ) < beta &&
-                FFABS( q1 - q0 ) < beta ) {
-
-                int delta = av_clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
-
-                pix[-xstride] = av_clip_uint8( p0 + delta );    /* p0' */
-                pix[0]        = av_clip_uint8( q0 - delta );    /* q0' */
-            }
-            pix += ystride;
-        }
-    }
-}
-static void h264_v_loop_filter_chroma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
-{
-    h264_loop_filter_chroma_c(pix, stride, 1, alpha, beta, tc0);
-}
-static void h264_h_loop_filter_chroma_c(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0)
-{
-    h264_loop_filter_chroma_c(pix, 1, stride, alpha, beta, tc0);
-}
-
-static av_always_inline av_flatten void h264_loop_filter_chroma_intra_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta)
-{
-    int d;
-    for( d = 0; d < 8; d++ ) {
-        const int p0 = pix[-1*xstride];
-        const int p1 = pix[-2*xstride];
-        const int q0 = pix[0];
-        const int q1 = pix[1*xstride];
-
-        if( FFABS( p0 - q0 ) < alpha &&
-            FFABS( p1 - p0 ) < beta &&
-            FFABS( q1 - q0 ) < beta ) {
-
-            pix[-xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2;   /* p0' */
-            pix[0]        = ( 2*q1 + q0 + p1 + 2 ) >> 2;   /* q0' */
-        }
-        pix += ystride;
-    }
-}
-static void h264_v_loop_filter_chroma_intra_c(uint8_t *pix, int stride, int alpha, int beta)
-{
-    h264_loop_filter_chroma_intra_c(pix, stride, 1, alpha, beta);
-}
-static void h264_h_loop_filter_chroma_intra_c(uint8_t *pix, int stride, int alpha, int beta)
-{
-    h264_loop_filter_chroma_intra_c(pix, 1, stride, alpha, beta);
-}
-
 static inline int pix_abs16_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
 {
     int s, i;
@@ -4502,17 +4256,6 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
         }
     }
 
-    if (CONFIG_H264_DECODER) {
-        c->h264_idct_add= ff_h264_idct_add_c;
-        c->h264_idct8_add= ff_h264_idct8_add_c;
-        c->h264_idct_dc_add= ff_h264_idct_dc_add_c;
-        c->h264_idct8_dc_add= ff_h264_idct8_dc_add_c;
-        c->h264_idct_add16     = ff_h264_idct_add16_c;
-        c->h264_idct8_add4     = ff_h264_idct8_add4_c;
-        c->h264_idct_add8      = ff_h264_idct_add8_c;
-        c->h264_idct_add16intra= ff_h264_idct_add16intra_c;
-    }
-
     c->get_pixels = get_pixels_c;
     c->diff_pixels = diff_pixels_c;
     c->put_pixels_clamped = put_pixels_clamped_c;
@@ -4635,27 +4378,6 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     c->put_no_rnd_vc1_chroma_pixels_tab[0]= put_no_rnd_vc1_chroma_mc8_c;
     c->avg_no_rnd_vc1_chroma_pixels_tab[0]= avg_no_rnd_vc1_chroma_mc8_c;
 
-    c->weight_h264_pixels_tab[0]= weight_h264_pixels16x16_c;
-    c->weight_h264_pixels_tab[1]= weight_h264_pixels16x8_c;
-    c->weight_h264_pixels_tab[2]= weight_h264_pixels8x16_c;
-    c->weight_h264_pixels_tab[3]= weight_h264_pixels8x8_c;
-    c->weight_h264_pixels_tab[4]= weight_h264_pixels8x4_c;
-    c->weight_h264_pixels_tab[5]= weight_h264_pixels4x8_c;
-    c->weight_h264_pixels_tab[6]= weight_h264_pixels4x4_c;
-    c->weight_h264_pixels_tab[7]= weight_h264_pixels4x2_c;
-    c->weight_h264_pixels_tab[8]= weight_h264_pixels2x4_c;
-    c->weight_h264_pixels_tab[9]= weight_h264_pixels2x2_c;
-    c->biweight_h264_pixels_tab[0]= biweight_h264_pixels16x16_c;
-    c->biweight_h264_pixels_tab[1]= biweight_h264_pixels16x8_c;
-    c->biweight_h264_pixels_tab[2]= biweight_h264_pixels8x16_c;
-    c->biweight_h264_pixels_tab[3]= biweight_h264_pixels8x8_c;
-    c->biweight_h264_pixels_tab[4]= biweight_h264_pixels8x4_c;
-    c->biweight_h264_pixels_tab[5]= biweight_h264_pixels4x8_c;
-    c->biweight_h264_pixels_tab[6]= biweight_h264_pixels4x4_c;
-    c->biweight_h264_pixels_tab[7]= biweight_h264_pixels4x2_c;
-    c->biweight_h264_pixels_tab[8]= biweight_h264_pixels2x4_c;
-    c->biweight_h264_pixels_tab[9]= biweight_h264_pixels2x2_c;
-
     c->draw_edges = draw_edges_c;
 
 #if CONFIG_CAVS_DECODER
@@ -4737,16 +4459,6 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     c->add_png_paeth_prediction= ff_add_png_paeth_prediction;
 #endif
 
-    c->h264_v_loop_filter_luma= h264_v_loop_filter_luma_c;
-    c->h264_h_loop_filter_luma= h264_h_loop_filter_luma_c;
-    c->h264_v_loop_filter_luma_intra= h264_v_loop_filter_luma_intra_c;
-    c->h264_h_loop_filter_luma_intra= h264_h_loop_filter_luma_intra_c;
-    c->h264_v_loop_filter_chroma= h264_v_loop_filter_chroma_c;
-    c->h264_h_loop_filter_chroma= h264_h_loop_filter_chroma_c;
-    c->h264_v_loop_filter_chroma_intra= h264_v_loop_filter_chroma_intra_c;
-    c->h264_h_loop_filter_chroma_intra= h264_h_loop_filter_chroma_intra_c;
-    c->h264_loop_filter_strength= NULL;
-
     if (CONFIG_H263_DECODER || CONFIG_H263_ENCODER) {
         c->h263_h_loop_filter= h263_h_loop_filter_c;
         c->h263_v_loop_filter= h263_v_loop_filter_c;
@@ -4755,6 +4467,7 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
     if (CONFIG_VP3_DECODER) {
         c->vp3_h_loop_filter= ff_vp3_h_loop_filter_c;
         c->vp3_v_loop_filter= ff_vp3_v_loop_filter_c;
+        c->vp3_idct_dc_add= ff_vp3_idct_dc_add_c;
     }
     if (CONFIG_VP6_DECODER) {
         c->vp6_filter_diag4= ff_vp6_filter_diag4_c;