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https://github.com/mpv-player/mpv
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vf_hqdn3d: remove internal implementation
See previous commit.
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wm4
parent
2520249b16
commit
48e32e13fe
@ -18,278 +18,23 @@
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include <math.h>
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#include "common/msg.h"
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#include "options/m_option.h"
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#include "video/img_format.h"
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#include "video/mp_image.h"
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#include "vf.h"
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#include "vf_lavfi.h"
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#define PARAM1_DEFAULT 4.0
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#define PARAM2_DEFAULT 3.0
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#define PARAM3_DEFAULT 6.0
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//===========================================================================//
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struct vf_priv_s {
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int Coefs[4][512*16];
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unsigned int *Line;
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unsigned short *Frame[3];
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double strength[4];
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struct vf_lw_opts *lw_opts;
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};
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/***************************************************************************/
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static void uninit(struct vf_instance *vf)
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static int vf_open(vf_instance_t *vf)
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{
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free(vf->priv->Line);
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free(vf->priv->Frame[0]);
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free(vf->priv->Frame[1]);
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free(vf->priv->Frame[2]);
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vf->priv->Line = NULL;
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vf->priv->Frame[0] = NULL;
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vf->priv->Frame[1] = NULL;
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vf->priv->Frame[2] = NULL;
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}
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static int config(struct vf_instance *vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt){
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uninit(vf);
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vf->priv->Line = malloc(width*sizeof(unsigned int));
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return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
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}
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static inline unsigned int LowPassMul(unsigned int PrevMul, unsigned int CurrMul, int* Coef){
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// int dMul= (PrevMul&0xFFFFFF)-(CurrMul&0xFFFFFF);
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int dMul= PrevMul-CurrMul;
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unsigned int d=((dMul+0x10007FF)>>12);
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return CurrMul + Coef[d];
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}
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static void deNoiseTemporal(
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unsigned char *Frame, // mpi->planes[x]
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unsigned char *FrameDest, // dmpi->planes[x]
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unsigned short *FrameAnt,
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int W, int H, int sStride, int dStride,
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int *Temporal)
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{
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long X, Y;
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unsigned int PixelDst;
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for (Y = 0; Y < H; Y++){
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for (X = 0; X < W; X++){
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PixelDst = LowPassMul(FrameAnt[X]<<8, Frame[X]<<16, Temporal);
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FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
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FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
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}
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Frame += sStride;
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FrameDest += dStride;
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FrameAnt += W;
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}
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}
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static void deNoiseSpacial(
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unsigned char *Frame, // mpi->planes[x]
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unsigned char *FrameDest, // dmpi->planes[x]
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unsigned int *LineAnt, // vf->priv->Line (width bytes)
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int W, int H, int sStride, int dStride,
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int *Horizontal, int *Vertical)
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{
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long X, Y;
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long sLineOffs = 0, dLineOffs = 0;
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unsigned int PixelAnt;
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unsigned int PixelDst;
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/* First pixel has no left nor top neighbor. */
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PixelDst = LineAnt[0] = PixelAnt = Frame[0]<<16;
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FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
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/* First line has no top neighbor, only left. */
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for (X = 1; X < W; X++){
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PixelDst = LineAnt[X] = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
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FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
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}
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for (Y = 1; Y < H; Y++){
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sLineOffs += sStride, dLineOffs += dStride;
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/* First pixel on each line doesn't have previous pixel */
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PixelAnt = Frame[sLineOffs]<<16;
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PixelDst = LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
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FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
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for (X = 1; X < W; X++){
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/* The rest are normal */
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PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
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PixelDst = LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
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FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
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}
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}
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}
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static void deNoise(unsigned char *Frame, // mpi->planes[x]
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unsigned char *FrameDest, // dmpi->planes[x]
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unsigned int *LineAnt, // vf->priv->Line (width bytes)
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unsigned short **FrameAntPtr,
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int W, int H, int sStride, int dStride,
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int *Horizontal, int *Vertical, int *Temporal)
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{
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long X, Y;
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long sLineOffs = 0, dLineOffs = 0;
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unsigned int PixelAnt;
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unsigned int PixelDst;
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unsigned short* FrameAnt=(*FrameAntPtr);
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if(!FrameAnt){
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(*FrameAntPtr)=FrameAnt=malloc(W*H*sizeof(unsigned short));
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for (Y = 0; Y < H; Y++){
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unsigned short* dst=&FrameAnt[Y*W];
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unsigned char* src=Frame+Y*sStride;
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for (X = 0; X < W; X++) dst[X]=src[X]<<8;
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}
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}
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if(!Horizontal[0] && !Vertical[0]){
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deNoiseTemporal(Frame, FrameDest, FrameAnt,
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W, H, sStride, dStride, Temporal);
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return;
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}
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if(!Temporal[0]){
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deNoiseSpacial(Frame, FrameDest, LineAnt,
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W, H, sStride, dStride, Horizontal, Vertical);
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return;
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}
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/* First pixel has no left nor top neighbor. Only previous frame */
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LineAnt[0] = PixelAnt = Frame[0]<<16;
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PixelDst = LowPassMul(FrameAnt[0]<<8, PixelAnt, Temporal);
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FrameAnt[0] = ((PixelDst+0x1000007F)>>8);
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FrameDest[0]= ((PixelDst+0x10007FFF)>>16);
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/* First line has no top neighbor. Only left one for each pixel and
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* last frame */
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for (X = 1; X < W; X++){
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LineAnt[X] = PixelAnt = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal);
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PixelDst = LowPassMul(FrameAnt[X]<<8, PixelAnt, Temporal);
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FrameAnt[X] = ((PixelDst+0x1000007F)>>8);
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FrameDest[X]= ((PixelDst+0x10007FFF)>>16);
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}
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for (Y = 1; Y < H; Y++){
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unsigned short* LinePrev=&FrameAnt[Y*W];
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sLineOffs += sStride, dLineOffs += dStride;
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/* First pixel on each line doesn't have previous pixel */
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PixelAnt = Frame[sLineOffs]<<16;
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LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical);
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PixelDst = LowPassMul(LinePrev[0]<<8, LineAnt[0], Temporal);
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LinePrev[0] = ((PixelDst+0x1000007F)>>8);
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FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16);
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for (X = 1; X < W; X++){
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/* The rest are normal */
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PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal);
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LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical);
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PixelDst = LowPassMul(LinePrev[X]<<8, LineAnt[X], Temporal);
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LinePrev[X] = ((PixelDst+0x1000007F)>>8);
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FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16);
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}
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}
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}
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static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
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{
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int cw= mpi->w >> mpi->chroma_x_shift;
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int ch= mpi->h >> mpi->chroma_y_shift;
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int W = mpi->w, H = mpi->h;
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struct mp_image *dmpi = vf_alloc_out_image(vf);
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mp_image_copy_attributes(dmpi, mpi);
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deNoise(mpi->planes[0], dmpi->planes[0],
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vf->priv->Line, &vf->priv->Frame[0], W, H,
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mpi->stride[0], dmpi->stride[0],
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vf->priv->Coefs[0],
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vf->priv->Coefs[0],
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vf->priv->Coefs[1]);
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deNoise(mpi->planes[1], dmpi->planes[1],
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vf->priv->Line, &vf->priv->Frame[1], cw, ch,
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mpi->stride[1], dmpi->stride[1],
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vf->priv->Coefs[2],
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vf->priv->Coefs[2],
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vf->priv->Coefs[3]);
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deNoise(mpi->planes[2], dmpi->planes[2],
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vf->priv->Line, &vf->priv->Frame[2], cw, ch,
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mpi->stride[2], dmpi->stride[2],
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vf->priv->Coefs[2],
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vf->priv->Coefs[2],
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vf->priv->Coefs[3]);
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talloc_free(mpi);
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return dmpi;
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}
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//===========================================================================//
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static int query_format(struct vf_instance *vf, unsigned int fmt){
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switch(fmt)
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{
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case IMGFMT_444P:
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case IMGFMT_422P:
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case IMGFMT_440P:
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case IMGFMT_420P:
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case IMGFMT_411P:
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case IMGFMT_410P:
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return vf_next_query_format(vf, fmt);
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}
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return 0;
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}
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#define ABS(A) ( (A) > 0 ? (A) : -(A) )
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static void PrecalcCoefs(int *Ct, double Dist25)
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{
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int i;
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double Gamma, Simil, C;
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Gamma = log(0.25) / log(1.0 - Dist25/255.0 - 0.00001);
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for (i = -255*16; i <= 255*16; i++)
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{
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Simil = 1.0 - ABS(i) / (16*255.0);
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C = pow(Simil, Gamma) * 65536.0 * (double)i / 16.0;
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Ct[16*256+i] = (C<0) ? (C-0.5) : (C+0.5);
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}
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Ct[0] = (Dist25 != 0);
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}
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#define LUMA_SPATIAL 0
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#define LUMA_TMP 1
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#define CHROMA_SPATIAL 2
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#define CHROMA_TMP 3
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static int vf_open(vf_instance_t *vf){
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struct vf_priv_s *s = vf->priv;
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vf->config=config;
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vf->filter=filter;
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vf->query_format=query_format;
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vf->uninit=uninit;
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if (vf_lw_set_graph(vf, s->lw_opts, "hqdn3d", "%f:%f:%f:%f",
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s->strength[0], s->strength[1],
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s->strength[2], s->strength[3]) >= 0)
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@ -297,19 +42,8 @@ static int vf_open(vf_instance_t *vf){
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return 1;
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}
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if (!s->strength[LUMA_SPATIAL])
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s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
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if (!s->strength[CHROMA_SPATIAL])
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s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
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if (!s->strength[LUMA_TMP])
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s->strength[LUMA_TMP] = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
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if (!s->strength[CHROMA_TMP])
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s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
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for (int n = 0; n < 4; n++)
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PrecalcCoefs(vf->priv->Coefs[n], s->strength[n]);
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return 1;
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MP_FATAL(vf, "Requires libavfilter.\n");
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return 0;
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}
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#define OPT_BASE_STRUCT struct vf_priv_s
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