vf_hqdn3d: remove internal implementation

See previous commit.

1 files changed, 10 insertions, 276 deletions

diff --git a/video/filter/vf_hqdn3d.c b/video/filter/vf_hqdn3d.c
index 883c495f22..b06bf2e42c 100644
--- a/video/filter/vf_hqdn3d.c
+++ b/video/filter/vf_hqdn3d.c
@@ -18,298 +18,32 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
-#include <inttypes.h>
-#include <math.h>
 
 #include "common/msg.h"
 #include "options/m_option.h"
-#include "video/img_format.h"
-#include "video/mp_image.h"
 #include "vf.h"
 
 #include "vf_lavfi.h"
 
-#define PARAM1_DEFAULT 4.0
-#define PARAM2_DEFAULT 3.0
-#define PARAM3_DEFAULT 6.0
-
-//===========================================================================//
-
 struct vf_priv_s {
-        int Coefs[4][512*16];
-        unsigned int *Line;
-	unsigned short *Frame[3];
-        double strength[4];
-        struct vf_lw_opts *lw_opts;
+    double strength[4];
+    struct vf_lw_opts *lw_opts;
 };
 
-
-/***************************************************************************/
-
-static void uninit(struct vf_instance *vf)
+static int vf_open(vf_instance_t *vf)
 {
-	free(vf->priv->Line);
-	free(vf->priv->Frame[0]);
-	free(vf->priv->Frame[1]);
-	free(vf->priv->Frame[2]);
-
-	vf->priv->Line     = NULL;
-	vf->priv->Frame[0] = NULL;
-	vf->priv->Frame[1] = NULL;
-	vf->priv->Frame[2] = NULL;
-}
-
-static int config(struct vf_instance *vf,
-        int width, int height, int d_width, int d_height,
-	unsigned int flags, unsigned int outfmt){
-
-	uninit(vf);
-        vf->priv->Line = malloc(width*sizeof(unsigned int));
+    struct vf_priv_s *s = vf->priv;
 
-	return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
-}
-
-static inline unsigned int LowPassMul(unsigned int PrevMul, unsigned int CurrMul, int* Coef){
-//    int dMul= (PrevMul&0xFFFFFF)-(CurrMul&0xFFFFFF);
-    int dMul= PrevMul-CurrMul;
-    unsigned int d=((dMul+0x10007FF)>>12);
-    return CurrMul + Coef[d];
-}
-
-static void deNoiseTemporal(
-                    unsigned char *Frame,        // mpi->planes[x]
-                    unsigned char *FrameDest,    // dmpi->planes[x]
-                    unsigned short *FrameAnt,
-                    int W, int H, int sStride, int dStride,
-                    int *Temporal)
-{
-    long X, Y;
-    unsigned int PixelDst;
-
-    for (Y = 0; Y < H; Y++){
-        for (X = 0; X < W; X++){
-            PixelDst = LowPassMul(FrameAnt[X]<<8, Frame[X]<<16, Temporal);
-            FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
-            FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
-        }
-        Frame += sStride;
-        FrameDest += dStride;
-        FrameAnt += W;
-    }
-}
-
-static void deNoiseSpacial(
-                    unsigned char *Frame,        // mpi->planes[x]
-                    unsigned char *FrameDest,    // dmpi->planes[x]
-                    unsigned int *LineAnt,       // vf->priv->Line (width bytes)
-                    int W, int H, int sStride, int dStride,
-                    int *Horizontal, int *Vertical)
-{
-    long X, Y;
-    long sLineOffs = 0, dLineOffs = 0;
-    unsigned int PixelAnt;
-    unsigned int PixelDst;
-
-    /* First pixel has no left nor top neighbor. */
-    PixelDst = LineAnt[0] = PixelAnt = Frame[0]<<16;
-    FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
-
-    /* First line has no top neighbor, only left. */
-    for (X = 1; X < W; X++){
-        PixelDst = LineAnt[X] = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
-        FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
-    }
-
-    for (Y = 1; Y < H; Y++){
-	sLineOffs += sStride, dLineOffs += dStride;
-        /* First pixel on each line doesn't have previous pixel */
-        PixelAnt = Frame[sLineOffs]<<16;
-        PixelDst = LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
-        FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
-
-        for (X = 1; X < W; X++){
-            /* The rest are normal */
-            PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
-            PixelDst = LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
-            FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
-        }
-    }
-}
-
-static void deNoise(unsigned char *Frame,        // mpi->planes[x]
-                    unsigned char *FrameDest,    // dmpi->planes[x]
-                    unsigned int *LineAnt,      // vf->priv->Line (width bytes)
-		    unsigned short **FrameAntPtr,
-                    int W, int H, int sStride, int dStride,
-                    int *Horizontal, int *Vertical, int *Temporal)
-{
-    long X, Y;
-    long sLineOffs = 0, dLineOffs = 0;
-    unsigned int PixelAnt;
-    unsigned int PixelDst;
-    unsigned short* FrameAnt=(*FrameAntPtr);
-
-    if(!FrameAnt){
-	(*FrameAntPtr)=FrameAnt=malloc(W*H*sizeof(unsigned short));
-	for (Y = 0; Y < H; Y++){
-	    unsigned short* dst=&FrameAnt[Y*W];
-	    unsigned char* src=Frame+Y*sStride;
-	    for (X = 0; X < W; X++) dst[X]=src[X]<<8;
-	}
-    }
-
-    if(!Horizontal[0] && !Vertical[0]){
-        deNoiseTemporal(Frame, FrameDest, FrameAnt,
-                        W, H, sStride, dStride, Temporal);
-        return;
-    }
-    if(!Temporal[0]){
-        deNoiseSpacial(Frame, FrameDest, LineAnt,
-                       W, H, sStride, dStride, Horizontal, Vertical);
-        return;
-    }
-
-    /* First pixel has no left nor top neighbor. Only previous frame */
-    LineAnt[0] = PixelAnt = Frame[0]<<16;
-    PixelDst = LowPassMul(FrameAnt[0]<<8, PixelAnt, Temporal);
-    FrameAnt[0] = ((PixelDst+0x1000007F)>>8);
-    FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
-
-    /* First line has no top neighbor. Only left one for each pixel and
-     * last frame */
-    for (X = 1; X < W; X++){
-        LineAnt[X] = PixelAnt = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
-        PixelDst = LowPassMul(FrameAnt[X]<<8, PixelAnt, Temporal);
-        FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
-        FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
-    }
-
-    for (Y = 1; Y < H; Y++){
-	unsigned short* LinePrev=&FrameAnt[Y*W];
-	sLineOffs += sStride, dLineOffs += dStride;
-        /* First pixel on each line doesn't have previous pixel */
-        PixelAnt = Frame[sLineOffs]<<16;
-        LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
-	PixelDst = LowPassMul(LinePrev[0]<<8, LineAnt[0], Temporal);
-        LinePrev[0] = ((PixelDst+0x1000007F)>>8);
-        FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
-
-        for (X = 1; X < W; X++){
-            /* The rest are normal */
-            PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
-            LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
-	    PixelDst = LowPassMul(LinePrev[X]<<8, LineAnt[X], Temporal);
-            LinePrev[X] = ((PixelDst+0x1000007F)>>8);
-            FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
-        }
-    }
-}
-
-
-static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
-{
-	int cw= mpi->w >> mpi->chroma_x_shift;
-	int ch= mpi->h >> mpi->chroma_y_shift;
-        int W = mpi->w, H = mpi->h;
-
-        struct mp_image *dmpi = vf_alloc_out_image(vf);
-        mp_image_copy_attributes(dmpi, mpi);
-
-        deNoise(mpi->planes[0], dmpi->planes[0],
-		vf->priv->Line, &vf->priv->Frame[0], W, H,
-                mpi->stride[0], dmpi->stride[0],
-                vf->priv->Coefs[0],
-                vf->priv->Coefs[0],
-                vf->priv->Coefs[1]);
-        deNoise(mpi->planes[1], dmpi->planes[1],
-		vf->priv->Line, &vf->priv->Frame[1], cw, ch,
-                mpi->stride[1], dmpi->stride[1],
-                vf->priv->Coefs[2],
-                vf->priv->Coefs[2],
-                vf->priv->Coefs[3]);
-        deNoise(mpi->planes[2], dmpi->planes[2],
-		vf->priv->Line, &vf->priv->Frame[2], cw, ch,
-                mpi->stride[2], dmpi->stride[2],
-                vf->priv->Coefs[2],
-                vf->priv->Coefs[2],
-                vf->priv->Coefs[3]);
-
-        talloc_free(mpi);
-        return dmpi;
-}
-
-//===========================================================================//
-
-static int query_format(struct vf_instance *vf, unsigned int fmt){
-        switch(fmt)
-	{
-        case IMGFMT_444P:
-        case IMGFMT_422P:
-        case IMGFMT_440P:
-        case IMGFMT_420P:
-        case IMGFMT_411P:
-        case IMGFMT_410P:
-		return vf_next_query_format(vf, fmt);
-	}
-	return 0;
-}
-
-
-#define ABS(A) ( (A) > 0 ? (A) : -(A) )
-
-static void PrecalcCoefs(int *Ct, double Dist25)
-{
-    int i;
-    double Gamma, Simil, C;
-
-    Gamma = log(0.25) / log(1.0 - Dist25/255.0 - 0.00001);
-
-    for (i = -255*16; i <= 255*16; i++)
+    if (vf_lw_set_graph(vf, s->lw_opts, "hqdn3d", "%f:%f:%f:%f",
+                        s->strength[0], s->strength[1],
+                        s->strength[2], s->strength[3]) >= 0)
     {
-        Simil = 1.0 - ABS(i) / (16*255.0);
-        C = pow(Simil, Gamma) * 65536.0 * (double)i / 16.0;
-        Ct[16*256+i] = (C<0) ? (C-0.5) : (C+0.5);
+        return 1;
     }
 
-    Ct[0] = (Dist25 != 0);
-}
-
-#define LUMA_SPATIAL   0
-#define LUMA_TMP       1
-#define CHROMA_SPATIAL 2
-#define CHROMA_TMP     3
-
-static int vf_open(vf_instance_t *vf){
-        struct vf_priv_s *s = vf->priv;
-
-	vf->config=config;
-	vf->filter=filter;
-        vf->query_format=query_format;
-        vf->uninit=uninit;
-
-        if (vf_lw_set_graph(vf, s->lw_opts, "hqdn3d", "%f:%f:%f:%f",
-                            s->strength[0], s->strength[1],
-                            s->strength[2], s->strength[3]) >= 0)
-        {
-            return 1;
-        }
-
-        if (!s->strength[LUMA_SPATIAL])
-            s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
-        if (!s->strength[CHROMA_SPATIAL])
-            s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
-        if (!s->strength[LUMA_TMP])
-            s->strength[LUMA_TMP]   = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
-        if (!s->strength[CHROMA_TMP])
-            s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
-
-        for (int n = 0; n < 4; n++)
-            PrecalcCoefs(vf->priv->Coefs[n], s->strength[n]);
-
-	return 1;
+    MP_FATAL(vf, "Requires libavfilter.\n");
+    return 0;
 }
 
 #define OPT_BASE_STRUCT struct vf_priv_s