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vf_hqdn3d: cosmetics
Change code style to match the rest of libav. Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Loren Merritt
Ronald S. Bultje
parent
dcb7ef5483
commit
60b9785530
@ -32,165 +32,161 @@
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#include "video.h"
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typedef struct {
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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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int coefs[4][512*16];
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uint32_t *line;
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uint16_t *frame_prev[3];
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int hsub, vsub;
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} HQDN3DContext;
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static inline unsigned int LowPassMul(unsigned int PrevMul, unsigned int CurrMul, int *Coef)
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static inline uint32_t lowpass(unsigned int prev, unsigned int cur, int *coef)
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{
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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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int dmul = prev-cur;
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unsigned int d = (dmul+0x10007FF)>>12; // 0x1000 to convert to unsigned, 7FF for rounding
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return cur + coef[d];
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}
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static void deNoiseTemporal(unsigned char *FrameSrc,
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unsigned char *FrameDest,
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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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static void denoise_temporal(uint8_t *src, uint8_t *dst,
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uint16_t *frame_ant,
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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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long x, y;
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uint32_t pixel;
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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, FrameSrc[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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for (y = 0; y < h; y++) {
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for (x = 0; x < w; x++) {
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pixel = lowpass(frame_ant[x]<<8, src[x]<<16, temporal);
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frame_ant[x] = ((pixel+0x1000007F)>>8);
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dst[x]= ((pixel+0x10007FFF)>>16);
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}
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FrameSrc += sStride;
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FrameDest += dStride;
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FrameAnt += W;
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src += sstride;
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dst += dstride;
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frame_ant += w;
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}
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}
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static void deNoiseSpacial(unsigned char *Frame,
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unsigned char *FrameDest,
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unsigned int *LineAnt,
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int W, int H, int sStride, int dStride,
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int *Horizontal, int *Vertical)
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static void denoise_spatial(uint8_t *src, uint8_t *dst,
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uint32_t *line_ant,
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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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long x, y;
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long sline_offs = 0, dline_offs = 0;
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uint32_t pixel_ant;
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uint32_t pixel;
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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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pixel = line_ant[0] = pixel_ant = src[0]<<16;
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dst[0]= ((pixel+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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for (x = 1; x < w; x++) {
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pixel = line_ant[x] = lowpass(pixel_ant, src[x]<<16, horizontal);
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dst[x]= ((pixel+0x10007FFF)>>16);
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}
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for (Y = 1; Y < H; Y++) {
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unsigned int PixelAnt;
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sLineOffs += sStride, dLineOffs += dStride;
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for (y = 1; y < h; y++) {
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uint32_t pixel_ant;
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sline_offs += sstride, dline_offs += 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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pixel_ant = src[sline_offs]<<16;
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pixel = line_ant[0] = lowpass(line_ant[0], pixel_ant, vertical);
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dst[dline_offs]= ((pixel+0x10007FFF)>>16);
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for (X = 1; X < W; X++) {
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unsigned int PixelDst;
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for (x = 1; x < w; x++) {
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uint32_t pixel;
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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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pixel_ant = lowpass(pixel_ant, src[sline_offs+x]<<16, horizontal);
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pixel = line_ant[x] = lowpass(line_ant[x], pixel_ant, vertical);
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dst[dline_offs+x]= ((pixel+0x10007FFF)>>16);
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}
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}
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}
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static void deNoise(unsigned char *Frame,
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unsigned char *FrameDest,
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unsigned int *LineAnt,
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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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static void denoise(uint8_t *src, uint8_t *dst,
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uint32_t *line_ant, uint16_t **frame_ant_ptr,
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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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long x, y;
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long sline_offs = 0, dline_offs = 0;
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uint32_t pixel_ant;
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uint32_t pixel;
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uint16_t *frame_ant = *frame_ant_ptr;
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if (!FrameAnt) {
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(*FrameAntPtr) = FrameAnt = av_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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if (!frame_ant) {
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*frame_ant_ptr = frame_ant = av_malloc(w*h*sizeof(uint16_t));
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for (y = 0; y < h; y++) {
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uint16_t *frame_dst = frame_ant+y*w;
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uint8_t *frame_src = src+y*sstride;
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for (x = 0; x < w; x++)
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frame_dst[x] = frame_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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if (!horizontal[0] && !vertical[0]) {
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denoise_temporal(src, dst, frame_ant,
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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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if (!temporal[0]) {
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denoise_spatial(src, dst, line_ant,
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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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line_ant[0] = pixel_ant = src[0]<<16;
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pixel = lowpass(frame_ant[0]<<8, pixel_ant, temporal);
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frame_ant[0] = ((pixel+0x1000007F)>>8);
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dst[0]= ((pixel+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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for (x = 1; x < w; x++) {
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line_ant[x] = pixel_ant = lowpass(pixel_ant, src[x]<<16, horizontal);
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pixel = lowpass(frame_ant[x]<<8, pixel_ant, temporal);
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frame_ant[x] = ((pixel+0x1000007F)>>8);
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dst[x]= ((pixel+0x10007FFF)>>16);
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}
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for (Y = 1; Y < H; Y++) {
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unsigned int PixelAnt;
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unsigned short* LinePrev=&FrameAnt[Y*W];
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sLineOffs += sStride, dLineOffs += dStride;
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for (y = 1; y < h; y++) {
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uint32_t pixel_ant;
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uint16_t *line_prev = frame_ant+y*w;
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sline_offs += sstride, dline_offs += 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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pixel_ant = src[sline_offs]<<16;
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line_ant[0] = lowpass(line_ant[0], pixel_ant, vertical);
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pixel = lowpass(line_prev[0]<<8, line_ant[0], temporal);
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line_prev[0] = ((pixel+0x1000007F)>>8);
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dst[dline_offs]= ((pixel+0x10007FFF)>>16);
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for (X = 1; X < W; X++) {
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unsigned int PixelDst;
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for (x = 1; x < w; x++) {
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uint32_t pixel;
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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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pixel_ant = lowpass(pixel_ant, src[sline_offs+x]<<16, horizontal);
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line_ant[x] = lowpass(line_ant[x], pixel_ant, vertical);
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pixel = lowpass(line_prev[x]<<8, line_ant[x], temporal);
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line_prev[x] = ((pixel+0x1000007F)>>8);
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dst[dline_offs+x]= ((pixel+0x10007FFF)>>16);
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}
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}
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}
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static void PrecalcCoefs(int *Ct, double Dist25)
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static void precalc_coefs(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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double gamma, simil, C;
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Gamma = log(0.25) / log(1.0 - Dist25/255.0 - 0.00001);
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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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Simil = 1.0 - FFABS(i) / (16*255.0);
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C = pow(Simil, Gamma) * 65536.0 * i / 16.0;
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Ct[16*256+i] = lrint(C);
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simil = 1.0 - FFABS(i) / (16*255.0);
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C = pow(simil, gamma) * 65536.0 * i / 16.0;
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ct[16*256+i] = lrint(C);
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}
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Ct[0] = !!Dist25;
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ct[0] = !!dist25;
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}
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#define PARAM1_DEFAULT 4.0
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@ -200,57 +196,57 @@ static void PrecalcCoefs(int *Ct, double Dist25)
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static int init(AVFilterContext *ctx, const char *args)
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{
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HQDN3DContext *hqdn3d = ctx->priv;
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double LumSpac, LumTmp, ChromSpac, ChromTmp;
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double Param1, Param2, Param3, Param4;
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double lum_spac, lum_tmp, chrom_spac, chrom_tmp;
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double param1, param2, param3, param4;
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LumSpac = PARAM1_DEFAULT;
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ChromSpac = PARAM2_DEFAULT;
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LumTmp = PARAM3_DEFAULT;
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ChromTmp = LumTmp * ChromSpac / LumSpac;
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lum_spac = PARAM1_DEFAULT;
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chrom_spac = PARAM2_DEFAULT;
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lum_tmp = PARAM3_DEFAULT;
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chrom_tmp = lum_tmp * chrom_spac / lum_spac;
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if (args) {
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switch (sscanf(args, "%lf:%lf:%lf:%lf",
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&Param1, &Param2, &Param3, &Param4)) {
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¶m1, ¶m2, ¶m3, ¶m4)) {
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case 1:
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LumSpac = Param1;
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ChromSpac = PARAM2_DEFAULT * Param1 / PARAM1_DEFAULT;
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LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;
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ChromTmp = LumTmp * ChromSpac / LumSpac;
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lum_spac = param1;
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chrom_spac = PARAM2_DEFAULT * param1 / PARAM1_DEFAULT;
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lum_tmp = PARAM3_DEFAULT * param1 / PARAM1_DEFAULT;
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chrom_tmp = lum_tmp * chrom_spac / lum_spac;
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break;
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case 2:
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LumSpac = Param1;
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ChromSpac = Param2;
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LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;
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ChromTmp = LumTmp * ChromSpac / LumSpac;
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lum_spac = param1;
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chrom_spac = param2;
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lum_tmp = PARAM3_DEFAULT * param1 / PARAM1_DEFAULT;
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chrom_tmp = lum_tmp * chrom_spac / lum_spac;
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break;
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case 3:
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LumSpac = Param1;
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ChromSpac = Param2;
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LumTmp = Param3;
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ChromTmp = LumTmp * ChromSpac / LumSpac;
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lum_spac = param1;
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chrom_spac = param2;
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lum_tmp = param3;
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chrom_tmp = lum_tmp * chrom_spac / lum_spac;
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break;
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case 4:
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LumSpac = Param1;
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ChromSpac = Param2;
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LumTmp = Param3;
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ChromTmp = Param4;
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lum_spac = param1;
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chrom_spac = param2;
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lum_tmp = param3;
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chrom_tmp = param4;
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break;
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}
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}
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av_log(ctx, AV_LOG_VERBOSE, "ls:%lf cs:%lf lt:%lf ct:%lf\n",
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LumSpac, ChromSpac, LumTmp, ChromTmp);
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if (LumSpac < 0 || ChromSpac < 0 || isnan(ChromTmp)) {
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lum_spac, chrom_spac, lum_tmp, chrom_tmp);
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if (lum_spac < 0 || chrom_spac < 0 || isnan(chrom_tmp)) {
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av_log(ctx, AV_LOG_ERROR,
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"Invalid negative value for luma or chroma spatial strength, "
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"or resulting value for chroma temporal strength is nan.\n");
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return AVERROR(EINVAL);
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}
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PrecalcCoefs(hqdn3d->Coefs[0], LumSpac);
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PrecalcCoefs(hqdn3d->Coefs[1], LumTmp);
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PrecalcCoefs(hqdn3d->Coefs[2], ChromSpac);
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PrecalcCoefs(hqdn3d->Coefs[3], ChromTmp);
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precalc_coefs(hqdn3d->coefs[0], lum_spac);
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precalc_coefs(hqdn3d->coefs[1], lum_tmp);
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precalc_coefs(hqdn3d->coefs[2], chrom_spac);
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precalc_coefs(hqdn3d->coefs[3], chrom_tmp);
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return 0;
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}
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@ -259,10 +255,10 @@ static void uninit(AVFilterContext *ctx)
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{
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HQDN3DContext *hqdn3d = ctx->priv;
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av_freep(&hqdn3d->Line);
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av_freep(&hqdn3d->Frame[0]);
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av_freep(&hqdn3d->Frame[1]);
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av_freep(&hqdn3d->Frame[2]);
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av_freep(&hqdn3d->line);
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av_freep(&hqdn3d->frame_prev[0]);
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av_freep(&hqdn3d->frame_prev[1]);
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av_freep(&hqdn3d->frame_prev[2]);
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}
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static int query_formats(AVFilterContext *ctx)
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@ -283,8 +279,8 @@ static int config_input(AVFilterLink *inlink)
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hqdn3d->hsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_w;
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hqdn3d->vsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_h;
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hqdn3d->Line = av_malloc(inlink->w * sizeof(*hqdn3d->Line));
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if (!hqdn3d->Line)
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hqdn3d->line = av_malloc(inlink->w * sizeof(*hqdn3d->line));
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if (!hqdn3d->line)
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return AVERROR(ENOMEM);
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return 0;
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@ -305,24 +301,24 @@ static int end_frame(AVFilterLink *inlink)
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int ch = inpic->video->h >> hqdn3d->vsub;
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int ret;
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deNoise(inpic->data[0], outpic->data[0],
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hqdn3d->Line, &hqdn3d->Frame[0], inpic->video->w, inpic->video->h,
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denoise(inpic->data[0], outpic->data[0],
|
||||
hqdn3d->line, &hqdn3d->frame_prev[0], inpic->video->w, inpic->video->h,
|
||||
inpic->linesize[0], outpic->linesize[0],
|
||||
hqdn3d->Coefs[0],
|
||||
hqdn3d->Coefs[0],
|
||||
hqdn3d->Coefs[1]);
|
||||
deNoise(inpic->data[1], outpic->data[1],
|
||||
hqdn3d->Line, &hqdn3d->Frame[1], cw, ch,
|
||||
hqdn3d->coefs[0],
|
||||
hqdn3d->coefs[0],
|
||||
hqdn3d->coefs[1]);
|
||||
denoise(inpic->data[1], outpic->data[1],
|
||||
hqdn3d->line, &hqdn3d->frame_prev[1], cw, ch,
|
||||
inpic->linesize[1], outpic->linesize[1],
|
||||
hqdn3d->Coefs[2],
|
||||
hqdn3d->Coefs[2],
|
||||
hqdn3d->Coefs[3]);
|
||||
deNoise(inpic->data[2], outpic->data[2],
|
||||
hqdn3d->Line, &hqdn3d->Frame[2], cw, ch,
|
||||
hqdn3d->coefs[2],
|
||||
hqdn3d->coefs[2],
|
||||
hqdn3d->coefs[3]);
|
||||
denoise(inpic->data[2], outpic->data[2],
|
||||
hqdn3d->line, &hqdn3d->frame_prev[2], cw, ch,
|
||||
inpic->linesize[2], outpic->linesize[2],
|
||||
hqdn3d->Coefs[2],
|
||||
hqdn3d->Coefs[2],
|
||||
hqdn3d->Coefs[3]);
|
||||
hqdn3d->coefs[2],
|
||||
hqdn3d->coefs[2],
|
||||
hqdn3d->coefs[3]);
|
||||
|
||||
if ((ret = ff_draw_slice(outlink, 0, inpic->video->h, 1)) < 0 ||
|
||||
(ret = ff_end_frame(outlink)) < 0)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user