| /* |
| * 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 */ |