/* * 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. */ #ifndef MPLAYER_MP_IMAGE_H#define MPLAYER_MP_IMAGE_H #include <stdio.h>#include <stdlib.h>#include <string.h>#undef printf //FIXME#undef fprintf //FIXME#include "mp_msg.h"#include "libavutil/avutil.h"#include "libavutil/avassert.h"#undef realloc#undef malloc#undef free#undef rand#undef srand#undef printf#undef strncpy#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\n\t"  //--------- codec's requirements (filled by the codec/vf) --------- //--- buffer content restrictions:// set if buffer content shouldn't be modified:#define MP_IMGFLAG_PRESERVE 0x01// set if buffer content will be READ for next frame's MC: (I/P mpeg frames)#define MP_IMGFLAG_READABLE 0x02 //--- buffer width/stride/plane restrictions: (used for direct rendering)// stride _have_to_ be aligned to MB boundary:  [for DR restrictions]#define MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE 0x4// stride should be aligned to MB boundary:     [for buffer allocation]#define MP_IMGFLAG_PREFER_ALIGNED_STRIDE 0x8// codec accept any stride (>=width):#define MP_IMGFLAG_ACCEPT_STRIDE 0x10// codec accept any width (width*bpp=stride -> stride%bpp==0) (>=width):#define MP_IMGFLAG_ACCEPT_WIDTH 0x20//--- for planar formats only:// uses only stride[0], and stride[1]=stride[2]=stride[0]>>mpi->chroma_x_shift#define MP_IMGFLAG_COMMON_STRIDE 0x40// uses only planes[0], and calculates planes[1,2] from width,height,imgfmt#define MP_IMGFLAG_COMMON_PLANE 0x80 #define MP_IMGFLAGMASK_RESTRICTIONS 0xFF //--------- color info (filled by mp_image_setfmt() ) -----------// set if number of planes > 1#define MP_IMGFLAG_PLANAR 0x100// set if it's YUV colorspace#define MP_IMGFLAG_YUV 0x200// set if it's swapped (BGR or YVU) plane/byteorder#define MP_IMGFLAG_SWAPPED 0x400// set if you want memory for palette allocated and managed by vf_get_image etc.#define MP_IMGFLAG_RGB_PALETTE 0x800 #define MP_IMGFLAGMASK_COLORS 0xF00 // codec uses drawing/rendering callbacks (draw_slice()-like thing, DR method 2)// [the codec will set this flag if it supports callbacks, and the vo _may_//  clear it in get_image() if draw_slice() not implemented]#define MP_IMGFLAG_DRAW_CALLBACK 0x1000// set if it's in video buffer/memory: [set by vo/vf's get_image() !!!]#define MP_IMGFLAG_DIRECT 0x2000// set if buffer is allocated (used in destination images):#define MP_IMGFLAG_ALLOCATED 0x4000 // buffer type was printed (do NOT set this flag - it's for INTERNAL USE!!!)#define MP_IMGFLAG_TYPE_DISPLAYED 0x8000 // codec doesn't support any form of direct rendering - it has own buffer// allocation. so we just export its buffer pointers:#define MP_IMGTYPE_EXPORT 0// codec requires a static WO buffer, but it does only partial updates later:#define MP_IMGTYPE_STATIC 1// codec just needs some WO memory, where it writes/copies the whole frame to:#define MP_IMGTYPE_TEMP 2// I+P type, requires 2+ independent static R/W buffers#define MP_IMGTYPE_IP 3// I+P+B type, requires 2+ independent static R/W and 1+ temp WO buffers#define MP_IMGTYPE_IPB 4// Upper 16 bits give desired buffer number, -1 means get next available#define MP_IMGTYPE_NUMBERED 5// Doesn't need any buffer, incomplete image (probably a first field only)// we need this type to be able to differentiate between half frames and// all other cases#define MP_IMGTYPE_INCOMPLETE 6 #define MP_MAX_PLANES 4 #define MP_IMGFIELD_ORDERED 0x01#define MP_IMGFIELD_TOP_FIRST 0x02#define MP_IMGFIELD_REPEAT_FIRST 0x04#define MP_IMGFIELD_TOP 0x08#define MP_IMGFIELD_BOTTOM 0x10#define MP_IMGFIELD_INTERLACED 0x20 typedef struct mp_image {    unsigned int flags;    unsigned char type;    int number;    unsigned char bpp;  // bits/pixel. NOT depth! for RGB it will be n*8    unsigned int imgfmt;    int width,height;  // stored dimensions    int x,y,w,h;  // visible dimensions    unsigned char* planes[MP_MAX_PLANES];    int stride[MP_MAX_PLANES];    char * qscale;    int qstride;    int pict_type; // 0->unknown, 1->I, 2->P, 3->B    int fields;    int qscale_type; // 0->mpeg1/4/h263, 1->mpeg2    int num_planes;    /* these are only used by planar formats Y,U(Cb),V(Cr) */    int chroma_width;    int chroma_height;    int chroma_x_shift; // horizontal    int chroma_y_shift; // vertical    int usage_count;    /* for private use by filter or vo driver (to store buffer id or dmpi) */    void* priv;} mp_image_t; void mp_image_setfmt(mp_image_t* mpi,unsigned int out_fmt);mp_image_t* new_mp_image(int w,int h);void free_mp_image(mp_image_t* mpi); mp_image_t* alloc_mpi(int w, int h, unsigned long int fmt);void mp_image_alloc_planes(mp_image_t *mpi);void copy_mpi(mp_image_t *dmpi, mp_image_t *mpi); #endif /* MPLAYER_MP_IMAGE_H */