diff options
Diffstat (limited to 'libmpcodecs/vf_mirror.c')
| -rw-r--r-- | libmpcodecs/vf_mirror.c | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/libmpcodecs/vf_mirror.c b/libmpcodecs/vf_mirror.c index edb42e84fc..8e12788779 100644 --- a/libmpcodecs/vf_mirror.c +++ b/libmpcodecs/vf_mirror.c @@ -14,7 +14,7 @@ #include "../postproc/rgb2rgb.h" -static void mirror(unsigned char* dst,unsigned char* src,int dststride,int srcstride,int w,int h,int bpp){ +static void mirror(unsigned char* dst,unsigned char* src,int dststride,int srcstride,int w,int h,int bpp,unsigned int fmt){ int y; for(y=0;y<h;y++){ int x; @@ -23,7 +23,33 @@ static void mirror(unsigned char* dst,unsigned char* src,int dststride,int srcst for(x=0;x<w;x++) dst[x]=src[w-x-1]; break; case 2: - for(x=0;x<w;x++) *((short*)(dst+x*2))=*((short*)(src+(w-x-1)*2)); + switch(fmt){ + case IMGFMT_UYVY: { + // packed YUV is tricky. U,V are 32bpp while Y is 16bpp: + int w2=w>>1; + for(x=0;x<w2;x++){ + // TODO: optimize this... + dst[x*4+0]=src[0+(w2-x-1)*4]; + dst[x*4+1]=src[3+(w2-x-1)*4]; + dst[x*4+2]=src[2+(w2-x-1)*4]; + dst[x*4+3]=src[1+(w2-x-1)*4]; + } + break; } + case IMGFMT_YUY2: + case IMGFMT_YVYU: { + // packed YUV is tricky. U,V are 32bpp while Y is 16bpp: + int w2=w>>1; + for(x=0;x<w2;x++){ + // TODO: optimize this... + dst[x*4+0]=src[2+(w2-x-1)*4]; + dst[x*4+1]=src[1+(w2-x-1)*4]; + dst[x*4+2]=src[0+(w2-x-1)*4]; + dst[x*4+3]=src[3+(w2-x-1)*4]; + } + break; } + default: + for(x=0;x<w;x++) *((short*)(dst+x*2))=*((short*)(src+(w-x-1)*2)); + } break; case 3: for(x=0;x<w;x++){ @@ -53,17 +79,17 @@ static int put_image(struct vf_instance_s* vf, mp_image_t *mpi){ if(mpi->flags&MP_IMGFLAG_PLANAR){ mirror(dmpi->planes[0],mpi->planes[0], dmpi->stride[0],mpi->stride[0], - dmpi->w,dmpi->h,1); + dmpi->w,dmpi->h,1,mpi->imgfmt); mirror(dmpi->planes[1],mpi->planes[1], dmpi->stride[1],mpi->stride[1], - dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1); + dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1,mpi->imgfmt); mirror(dmpi->planes[2],mpi->planes[2], dmpi->stride[2],mpi->stride[2], - dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1); + dmpi->w>>mpi->chroma_x_shift,dmpi->h>>mpi->chroma_y_shift,1,mpi->imgfmt); } else { mirror(dmpi->planes[0],mpi->planes[0], dmpi->stride[0],mpi->stride[0], - dmpi->w,dmpi->h,dmpi->bpp>>3); + dmpi->w,dmpi->h,dmpi->bpp>>3,mpi->imgfmt); } return vf_next_put_image(vf,dmpi); |