| /* |
| * 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; |
| } |
| 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){ |
| /* becouse we allocate the whole image in once */ |
| av_free(mpi->planes[0]); |
| if (mpi->flags & MP_IMGFLAG_RGB_PALETTE) |
| av_free(mpi->planes[1]); |
| } |
| free(mpi); |
| } |
| |