/* * This file is part of MPlayer. * * MPlayer is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * MPlayer is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with MPlayer; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include "config.h" #include <stdio.h> #include <stdlib.h> #include <string.h> #if HAVE_MALLOC_H #include <malloc.h> #endif #include "img_format.h" #include "mp_image.h" #include "libvo/fastmemcpy.h" //#include "libavutil/mem.h" #include "libavutil/imgutils.h" void ff_mp_image_alloc_planes(mp_image_t *mpi) { uint32_t temp[256]; if (avpriv_set_systematic_pal2(temp, ff_mp2ff_pix_fmt(mpi->imgfmt)) >= 0) mpi->flags |= MP_IMGFLAG_RGB_PALETTE; // IF09 - allocate space for 4. plane delta info - unused if (mpi->imgfmt == IMGFMT_IF09) { mpi->planes[0]=av_malloc(mpi->bpp*mpi->width*(mpi->height+2)/8+ mpi->chroma_width*mpi->chroma_height); } else mpi->planes[0]=av_malloc(mpi->bpp*mpi->width*(mpi->height+2)/8); if (mpi->flags&MP_IMGFLAG_PLANAR) { int bpp = IMGFMT_IS_YUVP16(mpi->imgfmt)? 2 : 1; // YV12/I420/YVU9/IF09. feel free to add other planar formats here... mpi->stride[0]=mpi->stride[3]=bpp*mpi->width; if(mpi->num_planes > 2){ mpi->stride[1]=mpi->stride[2]=bpp*mpi->chroma_width; if(mpi->flags&MP_IMGFLAG_SWAPPED){ // I420/IYUV (Y,U,V) mpi->planes[1]=mpi->planes[0]+mpi->stride[0]*mpi->height; mpi->planes[2]=mpi->planes[1]+mpi->stride[1]*mpi->chroma_height; if (mpi->num_planes > 3) mpi->planes[3]=mpi->planes[2]+mpi->stride[2]*mpi->chroma_height; } else { // YV12,YVU9,IF09 (Y,V,U) mpi->planes[2]=mpi->planes[0]+mpi->stride[0]*mpi->height; mpi->planes[1]=mpi->planes[2]+mpi->stride[1]*mpi->chroma_height; if (mpi->num_planes > 3) mpi->planes[3]=mpi->planes[1]+mpi->stride[1]*mpi->chroma_height; } } else { // NV12/NV21 mpi->stride[1]=mpi->chroma_width; mpi->planes[1]=mpi->planes[0]+mpi->stride[0]*mpi->height; } } else { mpi->stride[0]=mpi->width*mpi->bpp/8; if (mpi->flags & MP_IMGFLAG_RGB_PALETTE) { mpi->planes[1] = av_malloc(1024); memcpy(mpi->planes[1], temp, 1024); } } mpi->flags|=MP_IMGFLAG_ALLOCATED; } mp_image_t* ff_alloc_mpi(int w, int h, unsigned long int fmt) { mp_image_t* mpi = ff_new_mp_image(w,h); ff_mp_image_setfmt(mpi,fmt); ff_mp_image_alloc_planes(mpi); return mpi; } void ff_copy_mpi(mp_image_t *dmpi, mp_image_t *mpi) { if(mpi->flags&MP_IMGFLAG_PLANAR){ memcpy_pic(dmpi->planes[0],mpi->planes[0], mpi->w, mpi->h, dmpi->stride[0],mpi->stride[0]); memcpy_pic(dmpi->planes[1],mpi->planes[1], mpi->chroma_width, mpi->chroma_height, dmpi->stride[1],mpi->stride[1]); memcpy_pic(dmpi->planes[2], mpi->planes[2], mpi->chroma_width, mpi->chroma_height, dmpi->stride[2],mpi->stride[2]); } else { memcpy_pic(dmpi->planes[0],mpi->planes[0], mpi->w*(dmpi->bpp/8), mpi->h, dmpi->stride[0],mpi->stride[0]); } } void ff_mp_image_setfmt(mp_image_t* mpi,unsigned int out_fmt){ mpi->flags&=~(MP_IMGFLAG_PLANAR|MP_IMGFLAG_YUV|MP_IMGFLAG_SWAPPED); mpi->imgfmt=out_fmt; // compressed formats if(out_fmt == IMGFMT_MPEGPES || out_fmt == IMGFMT_ZRMJPEGNI || out_fmt == IMGFMT_ZRMJPEGIT || out_fmt == IMGFMT_ZRMJPEGIB || IMGFMT_IS_HWACCEL(out_fmt)){ mpi->bpp=0; return; } mpi->num_planes=1; if (IMGFMT_IS_RGB(out_fmt)) { if (IMGFMT_RGB_DEPTH(out_fmt) < 8 && !(out_fmt&128)) mpi->bpp = IMGFMT_RGB_DEPTH(out_fmt); else mpi->bpp=(IMGFMT_RGB_DEPTH(out_fmt)+7)&(~7); return; } if (IMGFMT_IS_BGR(out_fmt)) { if (IMGFMT_BGR_DEPTH(out_fmt) < 8 && !(out_fmt&128)) mpi->bpp = IMGFMT_BGR_DEPTH(out_fmt); else mpi->bpp=(IMGFMT_BGR_DEPTH(out_fmt)+7)&(~7); mpi->flags|=MP_IMGFLAG_SWAPPED; return; } if (IMGFMT_IS_XYZ(out_fmt)) { mpi->bpp=3*((IMGFMT_XYZ_DEPTH(out_fmt) + 7) & ~7); return; } mpi->num_planes=3; if (out_fmt == IMGFMT_GBR24P) { mpi->bpp=24; mpi->flags|=MP_IMGFLAG_PLANAR; return; } else if (out_fmt == IMGFMT_GBR12P) { mpi->bpp=36; mpi->flags|=MP_IMGFLAG_PLANAR; return; } else if (out_fmt == IMGFMT_GBR14P) { mpi->bpp=42; mpi->flags|=MP_IMGFLAG_PLANAR; return; } mpi->flags|=MP_IMGFLAG_YUV; if (ff_mp_get_chroma_shift(out_fmt, NULL, NULL, NULL)) { mpi->flags|=MP_IMGFLAG_PLANAR; mpi->bpp = ff_mp_get_chroma_shift(out_fmt, &mpi->chroma_x_shift, &mpi->chroma_y_shift, NULL); mpi->chroma_width = mpi->width >> mpi->chroma_x_shift; mpi->chroma_height = mpi->height >> mpi->chroma_y_shift; } switch(out_fmt){ case IMGFMT_I420: case IMGFMT_IYUV: mpi->flags|=MP_IMGFLAG_SWAPPED; case IMGFMT_YV12: return; case IMGFMT_420A: case IMGFMT_422A: case IMGFMT_444A: case IMGFMT_IF09: mpi->num_planes=4; case IMGFMT_YVU9: case IMGFMT_444P: case IMGFMT_422P: case IMGFMT_411P: case IMGFMT_440P: case IMGFMT_444P16_LE: case IMGFMT_444P16_BE: case IMGFMT_444P14_LE: case IMGFMT_444P14_BE: case IMGFMT_444P12_LE: case IMGFMT_444P12_BE: case IMGFMT_444P10_LE: case IMGFMT_444P10_BE: case IMGFMT_444P9_LE: case IMGFMT_444P9_BE: case IMGFMT_422P16_LE: case IMGFMT_422P16_BE: case IMGFMT_422P14_LE: case IMGFMT_422P14_BE: case IMGFMT_422P12_LE: case IMGFMT_422P12_BE: case IMGFMT_422P10_LE: case IMGFMT_422P10_BE: case IMGFMT_422P9_LE: case IMGFMT_422P9_BE: case IMGFMT_420P16_LE: case IMGFMT_420P16_BE: case IMGFMT_420P14_LE: case IMGFMT_420P14_BE: case IMGFMT_420P12_LE: case IMGFMT_420P12_BE: case IMGFMT_420P10_LE: case IMGFMT_420P10_BE: case IMGFMT_420P9_LE: case IMGFMT_420P9_BE: return; case IMGFMT_Y16_LE: case IMGFMT_Y16_BE: mpi->bpp=16; case IMGFMT_Y800: case IMGFMT_Y8: /* they're planar ones, but for easier handling use them as packed */ mpi->flags&=~MP_IMGFLAG_PLANAR; mpi->num_planes=1; return; case IMGFMT_Y8A: mpi->num_planes=2; return; case IMGFMT_UYVY: mpi->flags|=MP_IMGFLAG_SWAPPED; case IMGFMT_YUY2: mpi->chroma_x_shift = 1; mpi->bpp=16; mpi->num_planes=1; return; case IMGFMT_NV12: mpi->flags|=MP_IMGFLAG_SWAPPED; case IMGFMT_NV21: mpi->flags|=MP_IMGFLAG_PLANAR; mpi->bpp=12; mpi->num_planes=2; mpi->chroma_width=(mpi->width>>0); mpi->chroma_height=(mpi->height>>1); mpi->chroma_x_shift=0; mpi->chroma_y_shift=1; return; } ff_mp_msg(MSGT_DECVIDEO,MSGL_WARN,"mp_image: unknown out_fmt: 0x%X\n",out_fmt); mpi->bpp=0; } mp_image_t* ff_new_mp_image(int w,int h){ mp_image_t* mpi = malloc(sizeof(mp_image_t)); if(!mpi) return NULL; // error! memset(mpi,0,sizeof(mp_image_t)); mpi->width=mpi->w=w; mpi->height=mpi->h=h; return mpi; } void ff_free_mp_image(mp_image_t* mpi){ if(!mpi) return; if(mpi->flags&MP_IMGFLAG_ALLOCATED){ /* because we allocate the whole image at once */ av_free(mpi->planes[0]); if (mpi->flags & MP_IMGFLAG_RGB_PALETTE) av_free(mpi->planes[1]); } free(mpi); }