2011-01-14 03:49:22 +00:00
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/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPLAYER_MP_IMAGE_H
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#define MPLAYER_MP_IMAGE_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2011-01-14 03:59:35 +00:00
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#undef printf //FIXME
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#undef fprintf //FIXME
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2011-01-14 03:49:22 +00:00
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#include "mp_msg.h"
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2011-01-14 03:59:35 +00:00
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#include "libavutil/avutil.h"
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#include "libavutil/avassert.h"
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#undef realloc
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#undef malloc
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#undef free
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#undef rand
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#undef srand
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#undef printf
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2011-05-09 02:27:07 +00:00
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#undef strncpy
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2011-01-20 01:15:10 +00:00
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#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\n\t"
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2012-01-28 03:23:26 +00:00
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#define CODEC_FLAG2_MEMC_ONLY 0x00001000 ///< Only do ME/MC (I frames -> ref, P frame -> ME+MC).
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2011-01-14 03:49:22 +00:00
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//--------- codec's requirements (filled by the codec/vf) ---------
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//--- buffer content restrictions:
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// set if buffer content shouldn't be modified:
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#define MP_IMGFLAG_PRESERVE 0x01
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2013-02-05 02:23:43 +00:00
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// set if buffer content will be READ.
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// This can be e.g. for next frame's MC: (I/P mpeg frames) -
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// then in combination with MP_IMGFLAG_PRESERVE - or it
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// can be because a video filter or codec will read a significant
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// amount of data while processing that frame (e.g. blending something
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// onto the frame, MV based intra prediction).
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// A frame marked like this should not be placed in to uncachable
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// video RAM for example.
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2011-01-14 03:49:22 +00:00
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#define MP_IMGFLAG_READABLE 0x02
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//--- buffer width/stride/plane restrictions: (used for direct rendering)
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// stride _have_to_ be aligned to MB boundary: [for DR restrictions]
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#define MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE 0x4
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// stride should be aligned to MB boundary: [for buffer allocation]
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#define MP_IMGFLAG_PREFER_ALIGNED_STRIDE 0x8
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// codec accept any stride (>=width):
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#define MP_IMGFLAG_ACCEPT_STRIDE 0x10
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// codec accept any width (width*bpp=stride -> stride%bpp==0) (>=width):
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#define MP_IMGFLAG_ACCEPT_WIDTH 0x20
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//--- for planar formats only:
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// uses only stride[0], and stride[1]=stride[2]=stride[0]>>mpi->chroma_x_shift
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#define MP_IMGFLAG_COMMON_STRIDE 0x40
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// uses only planes[0], and calculates planes[1,2] from width,height,imgfmt
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#define MP_IMGFLAG_COMMON_PLANE 0x80
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#define MP_IMGFLAGMASK_RESTRICTIONS 0xFF
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2012-12-04 22:43:08 +00:00
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//--------- color info (filled by ff_mp_image_setfmt() ) -----------
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2011-01-14 03:49:22 +00:00
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// set if number of planes > 1
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#define MP_IMGFLAG_PLANAR 0x100
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// set if it's YUV colorspace
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#define MP_IMGFLAG_YUV 0x200
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// set if it's swapped (BGR or YVU) plane/byteorder
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#define MP_IMGFLAG_SWAPPED 0x400
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2012-12-04 22:43:08 +00:00
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// set if you want memory for palette allocated and managed by ff_vf_get_image etc.
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2011-01-14 03:49:22 +00:00
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#define MP_IMGFLAG_RGB_PALETTE 0x800
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#define MP_IMGFLAGMASK_COLORS 0xF00
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// codec uses drawing/rendering callbacks (draw_slice()-like thing, DR method 2)
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// [the codec will set this flag if it supports callbacks, and the vo _may_
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// clear it in get_image() if draw_slice() not implemented]
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#define MP_IMGFLAG_DRAW_CALLBACK 0x1000
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// set if it's in video buffer/memory: [set by vo/vf's get_image() !!!]
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#define MP_IMGFLAG_DIRECT 0x2000
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// set if buffer is allocated (used in destination images):
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#define MP_IMGFLAG_ALLOCATED 0x4000
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// buffer type was printed (do NOT set this flag - it's for INTERNAL USE!!!)
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#define MP_IMGFLAG_TYPE_DISPLAYED 0x8000
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// codec doesn't support any form of direct rendering - it has own buffer
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// allocation. so we just export its buffer pointers:
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#define MP_IMGTYPE_EXPORT 0
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// codec requires a static WO buffer, but it does only partial updates later:
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#define MP_IMGTYPE_STATIC 1
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// codec just needs some WO memory, where it writes/copies the whole frame to:
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#define MP_IMGTYPE_TEMP 2
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// I+P type, requires 2+ independent static R/W buffers
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#define MP_IMGTYPE_IP 3
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// I+P+B type, requires 2+ independent static R/W and 1+ temp WO buffers
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#define MP_IMGTYPE_IPB 4
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// Upper 16 bits give desired buffer number, -1 means get next available
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#define MP_IMGTYPE_NUMBERED 5
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// Doesn't need any buffer, incomplete image (probably a first field only)
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// we need this type to be able to differentiate between half frames and
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// all other cases
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#define MP_IMGTYPE_INCOMPLETE 6
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#define MP_MAX_PLANES 4
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#define MP_IMGFIELD_ORDERED 0x01
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#define MP_IMGFIELD_TOP_FIRST 0x02
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#define MP_IMGFIELD_REPEAT_FIRST 0x04
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#define MP_IMGFIELD_TOP 0x08
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#define MP_IMGFIELD_BOTTOM 0x10
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#define MP_IMGFIELD_INTERLACED 0x20
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typedef struct mp_image {
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unsigned int flags;
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unsigned char type;
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int number;
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unsigned char bpp; // bits/pixel. NOT depth! for RGB it will be n*8
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unsigned int imgfmt;
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int width,height; // stored dimensions
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int x,y,w,h; // visible dimensions
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unsigned char* planes[MP_MAX_PLANES];
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int stride[MP_MAX_PLANES];
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char * qscale;
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int qstride;
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int pict_type; // 0->unknown, 1->I, 2->P, 3->B
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int fields;
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int qscale_type; // 0->mpeg1/4/h263, 1->mpeg2
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int num_planes;
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/* these are only used by planar formats Y,U(Cb),V(Cr) */
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int chroma_width;
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int chroma_height;
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int chroma_x_shift; // horizontal
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int chroma_y_shift; // vertical
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int usage_count;
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/* for private use by filter or vo driver (to store buffer id or dmpi) */
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void* priv;
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} mp_image_t;
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2012-12-04 22:43:08 +00:00
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void ff_mp_image_setfmt(mp_image_t* mpi,unsigned int out_fmt);
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mp_image_t* ff_new_mp_image(int w,int h);
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void ff_free_mp_image(mp_image_t* mpi);
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2011-01-14 03:49:22 +00:00
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2012-12-04 22:43:08 +00:00
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mp_image_t* ff_alloc_mpi(int w, int h, unsigned long int fmt);
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void ff_mp_image_alloc_planes(mp_image_t *mpi);
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void ff_copy_mpi(mp_image_t *dmpi, mp_image_t *mpi);
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2011-01-14 03:49:22 +00:00
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#endif /* MPLAYER_MP_IMAGE_H */
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