yading@10: /*
yading@10:  * Copyright (c) 2011 Michael Niedermayer
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or modify
yading@10:  * it under the terms of the GNU General Public License as published by
yading@10:  * the Free Software Foundation; either version 2 of the License, or
yading@10:  * (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
yading@10:  * GNU General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU General Public License
yading@10:  * along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  *
yading@10:  * Parts of this file have been stolen from mplayer
yading@10:  */
yading@10: 
yading@10: /**
yading@10:  * @file
yading@10:  */
yading@10: 
yading@10: #include "avfilter.h"
yading@10: #include "video.h"
yading@10: #include "formats.h"
yading@10: #include "internal.h"
yading@10: #include "libavutil/avassert.h"
yading@10: #include "libavutil/pixdesc.h"
yading@10: #include "libavutil/intreadwrite.h"
yading@10: #include "libavutil/imgutils.h"
yading@10: #include "libavutil/opt.h"
yading@10: 
yading@10: #include "libmpcodecs/vf.h"
yading@10: #include "libmpcodecs/img_format.h"
yading@10: #include "libmpcodecs/cpudetect.h"
yading@10: #include "libmpcodecs/av_helpers.h"
yading@10: #include "libmpcodecs/vf_scale.h"
yading@10: #include "libmpcodecs/libvo/fastmemcpy.h"
yading@10: 
yading@10: #include "libswscale/swscale.h"
yading@10: 
yading@10: 
yading@10: //FIXME maybe link the orig in
yading@10: //XXX: identical pix_fmt must be following with each others
yading@10: static const struct {
yading@10:     int fmt;
yading@10:     enum AVPixelFormat pix_fmt;
yading@10: } conversion_map[] = {
yading@10:     {IMGFMT_ARGB, AV_PIX_FMT_ARGB},
yading@10:     {IMGFMT_BGRA, AV_PIX_FMT_BGRA},
yading@10:     {IMGFMT_BGR24, AV_PIX_FMT_BGR24},
yading@10:     {IMGFMT_BGR16BE, AV_PIX_FMT_RGB565BE},
yading@10:     {IMGFMT_BGR16LE, AV_PIX_FMT_RGB565LE},
yading@10:     {IMGFMT_BGR15BE, AV_PIX_FMT_RGB555BE},
yading@10:     {IMGFMT_BGR15LE, AV_PIX_FMT_RGB555LE},
yading@10:     {IMGFMT_BGR12BE, AV_PIX_FMT_RGB444BE},
yading@10:     {IMGFMT_BGR12LE, AV_PIX_FMT_RGB444LE},
yading@10:     {IMGFMT_BGR8,  AV_PIX_FMT_RGB8},
yading@10:     {IMGFMT_BGR4,  AV_PIX_FMT_RGB4},
yading@10:     {IMGFMT_BGR1,  AV_PIX_FMT_MONOBLACK},
yading@10:     {IMGFMT_RGB1,  AV_PIX_FMT_MONOBLACK},
yading@10:     {IMGFMT_RG4B,  AV_PIX_FMT_BGR4_BYTE},
yading@10:     {IMGFMT_BG4B,  AV_PIX_FMT_RGB4_BYTE},
yading@10:     {IMGFMT_RGB48LE, AV_PIX_FMT_RGB48LE},
yading@10:     {IMGFMT_RGB48BE, AV_PIX_FMT_RGB48BE},
yading@10:     {IMGFMT_ABGR, AV_PIX_FMT_ABGR},
yading@10:     {IMGFMT_RGBA, AV_PIX_FMT_RGBA},
yading@10:     {IMGFMT_RGB24, AV_PIX_FMT_RGB24},
yading@10:     {IMGFMT_RGB16BE, AV_PIX_FMT_BGR565BE},
yading@10:     {IMGFMT_RGB16LE, AV_PIX_FMT_BGR565LE},
yading@10:     {IMGFMT_RGB15BE, AV_PIX_FMT_BGR555BE},
yading@10:     {IMGFMT_RGB15LE, AV_PIX_FMT_BGR555LE},
yading@10:     {IMGFMT_RGB12BE, AV_PIX_FMT_BGR444BE},
yading@10:     {IMGFMT_RGB12LE, AV_PIX_FMT_BGR444LE},
yading@10:     {IMGFMT_RGB8,  AV_PIX_FMT_BGR8},
yading@10:     {IMGFMT_RGB4,  AV_PIX_FMT_BGR4},
yading@10:     {IMGFMT_BGR8,  AV_PIX_FMT_PAL8},
yading@10:     {IMGFMT_YUY2,  AV_PIX_FMT_YUYV422},
yading@10:     {IMGFMT_UYVY,  AV_PIX_FMT_UYVY422},
yading@10:     {IMGFMT_NV12,  AV_PIX_FMT_NV12},
yading@10:     {IMGFMT_NV21,  AV_PIX_FMT_NV21},
yading@10:     {IMGFMT_Y800,  AV_PIX_FMT_GRAY8},
yading@10:     {IMGFMT_Y8,    AV_PIX_FMT_GRAY8},
yading@10:     {IMGFMT_YVU9,  AV_PIX_FMT_YUV410P},
yading@10:     {IMGFMT_IF09,  AV_PIX_FMT_YUV410P},
yading@10:     {IMGFMT_YV12,  AV_PIX_FMT_YUV420P},
yading@10:     {IMGFMT_I420,  AV_PIX_FMT_YUV420P},
yading@10:     {IMGFMT_IYUV,  AV_PIX_FMT_YUV420P},
yading@10:     {IMGFMT_411P,  AV_PIX_FMT_YUV411P},
yading@10:     {IMGFMT_422P,  AV_PIX_FMT_YUV422P},
yading@10:     {IMGFMT_444P,  AV_PIX_FMT_YUV444P},
yading@10:     {IMGFMT_440P,  AV_PIX_FMT_YUV440P},
yading@10: 
yading@10:     {IMGFMT_420A,  AV_PIX_FMT_YUVA420P},
yading@10: 
yading@10:     {IMGFMT_420P16_LE,  AV_PIX_FMT_YUV420P16LE},
yading@10:     {IMGFMT_420P16_BE,  AV_PIX_FMT_YUV420P16BE},
yading@10:     {IMGFMT_422P16_LE,  AV_PIX_FMT_YUV422P16LE},
yading@10:     {IMGFMT_422P16_BE,  AV_PIX_FMT_YUV422P16BE},
yading@10:     {IMGFMT_444P16_LE,  AV_PIX_FMT_YUV444P16LE},
yading@10:     {IMGFMT_444P16_BE,  AV_PIX_FMT_YUV444P16BE},
yading@10: 
yading@10:     // YUVJ are YUV formats that use the full Y range and not just
yading@10:     // 16 - 235 (see colorspaces.txt).
yading@10:     // Currently they are all treated the same way.
yading@10:     {IMGFMT_YV12,  AV_PIX_FMT_YUVJ420P},
yading@10:     {IMGFMT_422P,  AV_PIX_FMT_YUVJ422P},
yading@10:     {IMGFMT_444P,  AV_PIX_FMT_YUVJ444P},
yading@10:     {IMGFMT_440P,  AV_PIX_FMT_YUVJ440P},
yading@10: 
yading@10:     {IMGFMT_XVMC_MOCO_MPEG2, AV_PIX_FMT_XVMC_MPEG2_MC},
yading@10:     {IMGFMT_XVMC_IDCT_MPEG2, AV_PIX_FMT_XVMC_MPEG2_IDCT},
yading@10:     {IMGFMT_VDPAU_MPEG1,     AV_PIX_FMT_VDPAU_MPEG1},
yading@10:     {IMGFMT_VDPAU_MPEG2,     AV_PIX_FMT_VDPAU_MPEG2},
yading@10:     {IMGFMT_VDPAU_H264,      AV_PIX_FMT_VDPAU_H264},
yading@10:     {IMGFMT_VDPAU_WMV3,      AV_PIX_FMT_VDPAU_WMV3},
yading@10:     {IMGFMT_VDPAU_VC1,       AV_PIX_FMT_VDPAU_VC1},
yading@10:     {IMGFMT_VDPAU_MPEG4,     AV_PIX_FMT_VDPAU_MPEG4},
yading@10:     {0, AV_PIX_FMT_NONE}
yading@10: };
yading@10: 
yading@10: extern const vf_info_t ff_vf_info_dint;
yading@10: extern const vf_info_t ff_vf_info_down3dright;
yading@10: extern const vf_info_t ff_vf_info_eq2;
yading@10: extern const vf_info_t ff_vf_info_eq;
yading@10: extern const vf_info_t ff_vf_info_fil;
yading@10: extern const vf_info_t ff_vf_info_fspp;
yading@10: extern const vf_info_t ff_vf_info_ilpack;
yading@10: extern const vf_info_t ff_vf_info_mcdeint;
yading@10: extern const vf_info_t ff_vf_info_ow;
yading@10: extern const vf_info_t ff_vf_info_perspective;
yading@10: extern const vf_info_t ff_vf_info_phase;
yading@10: extern const vf_info_t ff_vf_info_pp7;
yading@10: extern const vf_info_t ff_vf_info_pullup;
yading@10: extern const vf_info_t ff_vf_info_qp;
yading@10: extern const vf_info_t ff_vf_info_sab;
yading@10: extern const vf_info_t ff_vf_info_softpulldown;
yading@10: extern const vf_info_t ff_vf_info_spp;
yading@10: extern const vf_info_t ff_vf_info_tinterlace;
yading@10: extern const vf_info_t ff_vf_info_uspp;
yading@10: 
yading@10: 
yading@10: static const vf_info_t* const filters[]={
yading@10:     &ff_vf_info_dint,
yading@10:     &ff_vf_info_down3dright,
yading@10:     &ff_vf_info_eq2,
yading@10:     &ff_vf_info_eq,
yading@10:     &ff_vf_info_fil,
yading@10:     &ff_vf_info_fspp,
yading@10:     &ff_vf_info_ilpack,
yading@10:     &ff_vf_info_mcdeint,
yading@10:     &ff_vf_info_ow,
yading@10:     &ff_vf_info_perspective,
yading@10:     &ff_vf_info_phase,
yading@10:     &ff_vf_info_pp7,
yading@10:     &ff_vf_info_pullup,
yading@10:     &ff_vf_info_qp,
yading@10:     &ff_vf_info_sab,
yading@10:     &ff_vf_info_softpulldown,
yading@10:     &ff_vf_info_spp,
yading@10:     &ff_vf_info_tinterlace,
yading@10:     &ff_vf_info_uspp,
yading@10: 
yading@10:     NULL
yading@10: };
yading@10: 
yading@10: /*
yading@10: Unsupported filters
yading@10: 1bpp
yading@10: ass
yading@10: bmovl
yading@10: crop
yading@10: dvbscale
yading@10: flip
yading@10: expand
yading@10: format
yading@10: halfpack
yading@10: lavc
yading@10: lavcdeint
yading@10: noformat
yading@10: pp
yading@10: scale
yading@10: tfields
yading@10: vo
yading@10: yadif
yading@10: zrmjpeg
yading@10: */
yading@10: 
yading@10: CpuCaps ff_gCpuCaps; //FIXME initialize this so optims work
yading@10: 
yading@10: enum AVPixelFormat ff_mp2ff_pix_fmt(int mp){
yading@10:     int i;
yading@10:     for(i=0; conversion_map[i].fmt && mp != conversion_map[i].fmt; i++)
yading@10:         ;
yading@10:     return mp == conversion_map[i].fmt ? conversion_map[i].pix_fmt : AV_PIX_FMT_NONE;
yading@10: }
yading@10: 
yading@10: static void ff_sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam, SwsFilter **dstFilterParam)
yading@10: {
yading@10:         static int firstTime=1;
yading@10:         *flags=0;
yading@10: 
yading@10: #if ARCH_X86
yading@10:         if(ff_gCpuCaps.hasMMX)
yading@10:                 __asm__ volatile("emms\n\t"::: "memory"); //FIXME this should not be required but it IS (even for non-MMX versions)
yading@10: #endif
yading@10:         if(firstTime)
yading@10:         {
yading@10:                 firstTime=0;
yading@10:                 *flags= SWS_PRINT_INFO;
yading@10:         }
yading@10:         else if( ff_mp_msg_test(MSGT_VFILTER,MSGL_DBG2) ) *flags= SWS_PRINT_INFO;
yading@10: 
yading@10:         switch(SWS_BILINEAR)
yading@10:         {
yading@10:                 case 0: *flags|= SWS_FAST_BILINEAR; break;
yading@10:                 case 1: *flags|= SWS_BILINEAR; break;
yading@10:                 case 2: *flags|= SWS_BICUBIC; break;
yading@10:                 case 3: *flags|= SWS_X; break;
yading@10:                 case 4: *flags|= SWS_POINT; break;
yading@10:                 case 5: *flags|= SWS_AREA; break;
yading@10:                 case 6: *flags|= SWS_BICUBLIN; break;
yading@10:                 case 7: *flags|= SWS_GAUSS; break;
yading@10:                 case 8: *flags|= SWS_SINC; break;
yading@10:                 case 9: *flags|= SWS_LANCZOS; break;
yading@10:                 case 10:*flags|= SWS_SPLINE; break;
yading@10:                 default:*flags|= SWS_BILINEAR; break;
yading@10:         }
yading@10: 
yading@10:         *srcFilterParam= NULL;
yading@10:         *dstFilterParam= NULL;
yading@10: }
yading@10: 
yading@10: //exact copy from vf_scale.c
yading@10: // will use sws_flags & src_filter (from cmd line)
yading@10: struct SwsContext *ff_sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat)
yading@10: {
yading@10:         int flags, i;
yading@10:         SwsFilter *dstFilterParam, *srcFilterParam;
yading@10:         enum AVPixelFormat dfmt, sfmt;
yading@10: 
yading@10:         for(i=0; conversion_map[i].fmt && dstFormat != conversion_map[i].fmt; i++);
yading@10:         dfmt= conversion_map[i].pix_fmt;
yading@10:         for(i=0; conversion_map[i].fmt && srcFormat != conversion_map[i].fmt; i++);
yading@10:         sfmt= conversion_map[i].pix_fmt;
yading@10: 
yading@10:         if (srcFormat == IMGFMT_RGB8 || srcFormat == IMGFMT_BGR8) sfmt = AV_PIX_FMT_PAL8;
yading@10:         ff_sws_getFlagsAndFilterFromCmdLine(&flags, &srcFilterParam, &dstFilterParam);
yading@10: 
yading@10:         return sws_getContext(srcW, srcH, sfmt, dstW, dstH, dfmt, flags , srcFilterParam, dstFilterParam, NULL);
yading@10: }
yading@10: 
yading@10: typedef struct {
yading@10:     const AVClass *class;
yading@10:     vf_instance_t vf;
yading@10:     vf_instance_t next_vf;
yading@10:     AVFilterContext *avfctx;
yading@10:     int frame_returned;
yading@10:     char *filter;
yading@10: } MPContext;
yading@10: 
yading@10: #define OFFSET(x) offsetof(MPContext, x)
yading@10: #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
yading@10: static const AVOption mp_options[] = {
yading@10:     { "filter", "set MPlayer filter name and parameters", OFFSET(filter), AV_OPT_TYPE_STRING, {.str=NULL}, .flags = FLAGS },
yading@10:     { NULL }
yading@10: };
yading@10: 
yading@10: AVFILTER_DEFINE_CLASS(mp);
yading@10: 
yading@10: void ff_mp_msg(int mod, int lev, const char *format, ... ){
yading@10:     va_list va;
yading@10:     va_start(va, format);
yading@10:     //FIXME convert lev/mod
yading@10:     av_vlog(NULL, AV_LOG_DEBUG, format, va);
yading@10:     va_end(va);
yading@10: }
yading@10: 
yading@10: int ff_mp_msg_test(int mod, int lev){
yading@10:     return 123;
yading@10: }
yading@10: 
yading@10: void ff_init_avcodec(void)
yading@10: {
yading@10:     //we maybe should init but its kinda 1. unneeded 2. a bit inpolite from here
yading@10: }
yading@10: 
yading@10: //Exact copy of vf.c
yading@10: void ff_vf_clone_mpi_attributes(mp_image_t* dst, mp_image_t* src){
yading@10:     dst->pict_type= src->pict_type;
yading@10:     dst->fields = src->fields;
yading@10:     dst->qscale_type= src->qscale_type;
yading@10:     if(dst->width == src->width && dst->height == src->height){
yading@10:         dst->qstride= src->qstride;
yading@10:         dst->qscale= src->qscale;
yading@10:     }
yading@10: }
yading@10: 
yading@10: //Exact copy of vf.c
yading@10: void ff_vf_next_draw_slice(struct vf_instance *vf,unsigned char** src, int * stride,int w, int h, int x, int y){
yading@10:     if (vf->next->draw_slice) {
yading@10:         vf->next->draw_slice(vf->next,src,stride,w,h,x,y);
yading@10:         return;
yading@10:     }
yading@10:     if (!vf->dmpi) {
yading@10:         ff_mp_msg(MSGT_VFILTER,MSGL_ERR,"draw_slice: dmpi not stored by vf_%s\n", vf->info->name);
yading@10:         return;
yading@10:     }
yading@10:     if (!(vf->dmpi->flags & MP_IMGFLAG_PLANAR)) {
yading@10:         memcpy_pic(vf->dmpi->planes[0]+y*vf->dmpi->stride[0]+vf->dmpi->bpp/8*x,
yading@10:             src[0], vf->dmpi->bpp/8*w, h, vf->dmpi->stride[0], stride[0]);
yading@10:         return;
yading@10:     }
yading@10:     memcpy_pic(vf->dmpi->planes[0]+y*vf->dmpi->stride[0]+x, src[0],
yading@10:         w, h, vf->dmpi->stride[0], stride[0]);
yading@10:     memcpy_pic(vf->dmpi->planes[1]+(y>>vf->dmpi->chroma_y_shift)*vf->dmpi->stride[1]+(x>>vf->dmpi->chroma_x_shift),
yading@10:         src[1], w>>vf->dmpi->chroma_x_shift, h>>vf->dmpi->chroma_y_shift, vf->dmpi->stride[1], stride[1]);
yading@10:     memcpy_pic(vf->dmpi->planes[2]+(y>>vf->dmpi->chroma_y_shift)*vf->dmpi->stride[2]+(x>>vf->dmpi->chroma_x_shift),
yading@10:         src[2], w>>vf->dmpi->chroma_x_shift, h>>vf->dmpi->chroma_y_shift, vf->dmpi->stride[2], stride[2]);
yading@10: }
yading@10: 
yading@10: //Exact copy of vf.c
yading@10: void ff_vf_mpi_clear(mp_image_t* mpi,int x0,int y0,int w,int h){
yading@10:     int y;
yading@10:     if(mpi->flags&MP_IMGFLAG_PLANAR){
yading@10:         y0&=~1;h+=h&1;
yading@10:         if(x0==0 && w==mpi->width){
yading@10:             // full width clear:
yading@10:             memset(mpi->planes[0]+mpi->stride[0]*y0,0,mpi->stride[0]*h);
yading@10:             memset(mpi->planes[1]+mpi->stride[1]*(y0>>mpi->chroma_y_shift),128,mpi->stride[1]*(h>>mpi->chroma_y_shift));
yading@10:             memset(mpi->planes[2]+mpi->stride[2]*(y0>>mpi->chroma_y_shift),128,mpi->stride[2]*(h>>mpi->chroma_y_shift));
yading@10:         } else
yading@10:         for(y=y0;y<y0+h;y+=2){
yading@10:             memset(mpi->planes[0]+x0+mpi->stride[0]*y,0,w);
yading@10:             memset(mpi->planes[0]+x0+mpi->stride[0]*(y+1),0,w);
yading@10:             memset(mpi->planes[1]+(x0>>mpi->chroma_x_shift)+mpi->stride[1]*(y>>mpi->chroma_y_shift),128,(w>>mpi->chroma_x_shift));
yading@10:             memset(mpi->planes[2]+(x0>>mpi->chroma_x_shift)+mpi->stride[2]*(y>>mpi->chroma_y_shift),128,(w>>mpi->chroma_x_shift));
yading@10:         }
yading@10:         return;
yading@10:     }
yading@10:     // packed:
yading@10:     for(y=y0;y<y0+h;y++){
yading@10:         unsigned char* dst=mpi->planes[0]+mpi->stride[0]*y+(mpi->bpp>>3)*x0;
yading@10:         if(mpi->flags&MP_IMGFLAG_YUV){
yading@10:             unsigned int* p=(unsigned int*) dst;
yading@10:             int size=(mpi->bpp>>3)*w/4;
yading@10:             int i;
yading@10: #if HAVE_BIGENDIAN
yading@10: #define CLEAR_PACKEDYUV_PATTERN 0x00800080
yading@10: #define CLEAR_PACKEDYUV_PATTERN_SWAPPED 0x80008000
yading@10: #else
yading@10: #define CLEAR_PACKEDYUV_PATTERN 0x80008000
yading@10: #define CLEAR_PACKEDYUV_PATTERN_SWAPPED 0x00800080
yading@10: #endif
yading@10:             if(mpi->flags&MP_IMGFLAG_SWAPPED){
yading@10:                 for(i=0;i<size-3;i+=4) p[i]=p[i+1]=p[i+2]=p[i+3]=CLEAR_PACKEDYUV_PATTERN_SWAPPED;
yading@10:                 for(;i<size;i++) p[i]=CLEAR_PACKEDYUV_PATTERN_SWAPPED;
yading@10:             } else {
yading@10:                 for(i=0;i<size-3;i+=4) p[i]=p[i+1]=p[i+2]=p[i+3]=CLEAR_PACKEDYUV_PATTERN;
yading@10:                 for(;i<size;i++) p[i]=CLEAR_PACKEDYUV_PATTERN;
yading@10:             }
yading@10:         } else
yading@10:             memset(dst,0,(mpi->bpp>>3)*w);
yading@10:     }
yading@10: }
yading@10: 
yading@10: int ff_vf_next_query_format(struct vf_instance *vf, unsigned int fmt){
yading@10:     return 1;
yading@10: }
yading@10: 
yading@10: //used by delogo
yading@10: unsigned int ff_vf_match_csp(vf_instance_t** vfp,const unsigned int* list,unsigned int preferred){
yading@10:     return preferred;
yading@10: }
yading@10: 
yading@10: mp_image_t* ff_vf_get_image(vf_instance_t* vf, unsigned int outfmt, int mp_imgtype, int mp_imgflag, int w, int h){
yading@10:     MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, next_vf));
yading@10:   mp_image_t* mpi=NULL;
yading@10:   int w2;
yading@10:   int number = mp_imgtype >> 16;
yading@10: 
yading@10:   av_assert0(vf->next == NULL); // all existing filters call this just on next
yading@10: 
yading@10:   //vf_dint needs these as it calls ff_vf_get_image() before configuring the output
yading@10:   if(vf->w==0 && w>0) vf->w=w;
yading@10:   if(vf->h==0 && h>0) vf->h=h;
yading@10: 
yading@10:   av_assert0(w == -1 || w >= vf->w);
yading@10:   av_assert0(h == -1 || h >= vf->h);
yading@10:   av_assert0(vf->w > 0);
yading@10:   av_assert0(vf->h > 0);
yading@10: 
yading@10:   av_log(m->avfctx, AV_LOG_DEBUG, "get_image: %d:%d, vf: %d:%d\n", w,h,vf->w,vf->h);
yading@10: 
yading@10:   if (w == -1) w = vf->w;
yading@10:   if (h == -1) h = vf->h;
yading@10: 
yading@10:   w2=(mp_imgflag&MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE)?((w+15)&(~15)):w;
yading@10: 
yading@10:   // Note: we should call libvo first to check if it supports direct rendering
yading@10:   // and if not, then fallback to software buffers:
yading@10:   switch(mp_imgtype & 0xff){
yading@10:   case MP_IMGTYPE_EXPORT:
yading@10:     if(!vf->imgctx.export_images[0]) vf->imgctx.export_images[0]=ff_new_mp_image(w2,h);
yading@10:     mpi=vf->imgctx.export_images[0];
yading@10:     break;
yading@10:   case MP_IMGTYPE_STATIC:
yading@10:     if(!vf->imgctx.static_images[0]) vf->imgctx.static_images[0]=ff_new_mp_image(w2,h);
yading@10:     mpi=vf->imgctx.static_images[0];
yading@10:     break;
yading@10:   case MP_IMGTYPE_TEMP:
yading@10:     if(!vf->imgctx.temp_images[0]) vf->imgctx.temp_images[0]=ff_new_mp_image(w2,h);
yading@10:     mpi=vf->imgctx.temp_images[0];
yading@10:     break;
yading@10:   case MP_IMGTYPE_IPB:
yading@10:     if(!(mp_imgflag&MP_IMGFLAG_READABLE)){ // B frame:
yading@10:       if(!vf->imgctx.temp_images[0]) vf->imgctx.temp_images[0]=ff_new_mp_image(w2,h);
yading@10:       mpi=vf->imgctx.temp_images[0];
yading@10:       break;
yading@10:     }
yading@10:   case MP_IMGTYPE_IP:
yading@10:     if(!vf->imgctx.static_images[vf->imgctx.static_idx]) vf->imgctx.static_images[vf->imgctx.static_idx]=ff_new_mp_image(w2,h);
yading@10:     mpi=vf->imgctx.static_images[vf->imgctx.static_idx];
yading@10:     vf->imgctx.static_idx^=1;
yading@10:     break;
yading@10:   case MP_IMGTYPE_NUMBERED:
yading@10:     if (number == -1) {
yading@10:       int i;
yading@10:       for (i = 0; i < NUM_NUMBERED_MPI; i++)
yading@10:         if (!vf->imgctx.numbered_images[i] || !vf->imgctx.numbered_images[i]->usage_count)
yading@10:           break;
yading@10:       number = i;
yading@10:     }
yading@10:     if (number < 0 || number >= NUM_NUMBERED_MPI) return NULL;
yading@10:     if (!vf->imgctx.numbered_images[number]) vf->imgctx.numbered_images[number] = ff_new_mp_image(w2,h);
yading@10:     mpi = vf->imgctx.numbered_images[number];
yading@10:     mpi->number = number;
yading@10:     break;
yading@10:   }
yading@10:   if(mpi){
yading@10:     mpi->type=mp_imgtype;
yading@10:     mpi->w=vf->w; mpi->h=vf->h;
yading@10:     // keep buffer allocation status & color flags only:
yading@10: //    mpi->flags&=~(MP_IMGFLAG_PRESERVE|MP_IMGFLAG_READABLE|MP_IMGFLAG_DIRECT);
yading@10:     mpi->flags&=MP_IMGFLAG_ALLOCATED|MP_IMGFLAG_TYPE_DISPLAYED|MP_IMGFLAGMASK_COLORS;
yading@10:     // accept restrictions, draw_slice and palette flags only:
yading@10:     mpi->flags|=mp_imgflag&(MP_IMGFLAGMASK_RESTRICTIONS|MP_IMGFLAG_DRAW_CALLBACK|MP_IMGFLAG_RGB_PALETTE);
yading@10:     if(!vf->draw_slice) mpi->flags&=~MP_IMGFLAG_DRAW_CALLBACK;
yading@10:     if(mpi->width!=w2 || mpi->height!=h){
yading@10: //      printf("vf.c: MPI parameters changed!  %dx%d -> %dx%d   \n", mpi->width,mpi->height,w2,h);
yading@10:         if(mpi->flags&MP_IMGFLAG_ALLOCATED){
yading@10:             if(mpi->width<w2 || mpi->height<h){
yading@10:                 // need to re-allocate buffer memory:
yading@10:                 av_free(mpi->planes[0]);
yading@10:                 mpi->flags&=~MP_IMGFLAG_ALLOCATED;
yading@10:                 ff_mp_msg(MSGT_VFILTER,MSGL_V,"vf.c: have to REALLOCATE buffer memory :(\n");
yading@10:             }
yading@10: //      } else {
yading@10:         } {
yading@10:             mpi->width=w2; mpi->chroma_width=(w2 + (1<<mpi->chroma_x_shift) - 1)>>mpi->chroma_x_shift;
yading@10:             mpi->height=h; mpi->chroma_height=(h + (1<<mpi->chroma_y_shift) - 1)>>mpi->chroma_y_shift;
yading@10:         }
yading@10:     }
yading@10:     if(!mpi->bpp) ff_mp_image_setfmt(mpi,outfmt);
yading@10:     if(!(mpi->flags&MP_IMGFLAG_ALLOCATED) && mpi->type>MP_IMGTYPE_EXPORT){
yading@10: 
yading@10:         av_assert0(!vf->get_image);
yading@10:         // check libvo first!
yading@10:         if(vf->get_image) vf->get_image(vf,mpi);
yading@10: 
yading@10:         if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
yading@10:           // non-direct and not yet allocated image. allocate it!
yading@10:           if (!mpi->bpp) { // no way we can allocate this
yading@10:               ff_mp_msg(MSGT_DECVIDEO, MSGL_FATAL,
yading@10:                      "ff_vf_get_image: Tried to allocate a format that can not be allocated!\n");
yading@10:               return NULL;
yading@10:           }
yading@10: 
yading@10:           // check if codec prefer aligned stride:
yading@10:           if(mp_imgflag&MP_IMGFLAG_PREFER_ALIGNED_STRIDE){
yading@10:               int align=(mpi->flags&MP_IMGFLAG_PLANAR &&
yading@10:                          mpi->flags&MP_IMGFLAG_YUV) ?
yading@10:                          (8<<mpi->chroma_x_shift)-1 : 15; // -- maybe FIXME
yading@10:               w2=((w+align)&(~align));
yading@10:               if(mpi->width!=w2){
yading@10: #if 0
yading@10:                   // we have to change width... check if we CAN co it:
yading@10:                   int flags=vf->query_format(vf,outfmt); // should not fail
yading@10:                   if(!(flags&3)) ff_mp_msg(MSGT_DECVIDEO,MSGL_WARN,"??? ff_vf_get_image{vf->query_format(outfmt)} failed!\n");
yading@10: //                printf("query -> 0x%X    \n",flags);
yading@10:                   if(flags&VFCAP_ACCEPT_STRIDE){
yading@10: #endif
yading@10:                       mpi->width=w2;
yading@10:                       mpi->chroma_width=(w2 + (1<<mpi->chroma_x_shift) - 1)>>mpi->chroma_x_shift;
yading@10: //                  }
yading@10:               }
yading@10:           }
yading@10: 
yading@10:           ff_mp_image_alloc_planes(mpi);
yading@10: //        printf("clearing img!\n");
yading@10:           ff_vf_mpi_clear(mpi,0,0,mpi->width,mpi->height);
yading@10:         }
yading@10:     }
yading@10:     av_assert0(!vf->start_slice);
yading@10:     if(mpi->flags&MP_IMGFLAG_DRAW_CALLBACK)
yading@10:         if(vf->start_slice) vf->start_slice(vf,mpi);
yading@10:     if(!(mpi->flags&MP_IMGFLAG_TYPE_DISPLAYED)){
yading@10:             ff_mp_msg(MSGT_DECVIDEO,MSGL_V,"*** [%s] %s%s mp_image_t, %dx%dx%dbpp %s %s, %d bytes\n",
yading@10:                   "NULL"/*vf->info->name*/,
yading@10:                   (mpi->type==MP_IMGTYPE_EXPORT)?"Exporting":
yading@10:                   ((mpi->flags&MP_IMGFLAG_DIRECT)?"Direct Rendering":"Allocating"),
yading@10:                   (mpi->flags&MP_IMGFLAG_DRAW_CALLBACK)?" (slices)":"",
yading@10:                   mpi->width,mpi->height,mpi->bpp,
yading@10:                   (mpi->flags&MP_IMGFLAG_YUV)?"YUV":((mpi->flags&MP_IMGFLAG_SWAPPED)?"BGR":"RGB"),
yading@10:                   (mpi->flags&MP_IMGFLAG_PLANAR)?"planar":"packed",
yading@10:                   mpi->bpp*mpi->width*mpi->height/8);
yading@10:             ff_mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"(imgfmt: %x, planes: %p,%p,%p strides: %d,%d,%d, chroma: %dx%d, shift: h:%d,v:%d)\n",
yading@10:                 mpi->imgfmt, mpi->planes[0], mpi->planes[1], mpi->planes[2],
yading@10:                 mpi->stride[0], mpi->stride[1], mpi->stride[2],
yading@10:                 mpi->chroma_width, mpi->chroma_height, mpi->chroma_x_shift, mpi->chroma_y_shift);
yading@10:             mpi->flags|=MP_IMGFLAG_TYPE_DISPLAYED;
yading@10:     }
yading@10: 
yading@10:   mpi->qscale = NULL;
yading@10:   mpi->usage_count++;
yading@10:   }
yading@10: //    printf("\rVF_MPI: %p %p %p %d %d %d    \n",
yading@10: //      mpi->planes[0],mpi->planes[1],mpi->planes[2],
yading@10: //      mpi->stride[0],mpi->stride[1],mpi->stride[2]);
yading@10:   return mpi;
yading@10: }
yading@10: 
yading@10: static void dummy_free(void *opaque, uint8_t *data){}
yading@10: 
yading@10: int ff_vf_next_put_image(struct vf_instance *vf,mp_image_t *mpi, double pts){
yading@10:     MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
yading@10:     AVFilterLink *outlink     = m->avfctx->outputs[0];
yading@10:     AVFrame *picref = av_frame_alloc();
yading@10:     int i;
yading@10: 
yading@10:     av_assert0(vf->next);
yading@10: 
yading@10:     av_log(m->avfctx, AV_LOG_DEBUG, "ff_vf_next_put_image\n");
yading@10: 
yading@10:     if (!picref)
yading@10:         goto fail;
yading@10: 
yading@10:     picref->width  = mpi->w;
yading@10:     picref->height = mpi->h;
yading@10: 
yading@10:     picref->type = AVMEDIA_TYPE_VIDEO;
yading@10: 
yading@10:     for(i=0; conversion_map[i].fmt && mpi->imgfmt != conversion_map[i].fmt; i++);
yading@10:     picref->format = conversion_map[i].pix_fmt;
yading@10: 
yading@10:     memcpy(picref->linesize, mpi->stride, FFMIN(sizeof(picref->linesize), sizeof(mpi->stride)));
yading@10: 
yading@10:     for(i=0; i<4 && mpi->stride[i]; i++){
yading@10:         picref->data[i] = mpi->planes[i];
yading@10:     }
yading@10: 
yading@10:     if(pts != MP_NOPTS_VALUE)
yading@10:         picref->pts= pts * av_q2d(outlink->time_base);
yading@10: 
yading@10:     if(1) { // mp buffers are currently unsupported in libavfilter, we thus must copy
yading@10:         AVFrame *tofree = picref;
yading@10:         picref = av_frame_clone(picref);
yading@10:         av_frame_free(&tofree);
yading@10:     }
yading@10: 
yading@10:     ff_filter_frame(outlink, picref);
yading@10:     m->frame_returned++;
yading@10: 
yading@10:     return 1;
yading@10: fail:
yading@10:     av_frame_free(&picref);
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: int ff_vf_next_config(struct vf_instance *vf,
yading@10:         int width, int height, int d_width, int d_height,
yading@10:         unsigned int voflags, unsigned int outfmt){
yading@10: 
yading@10:     av_assert0(width>0 && height>0);
yading@10:     vf->next->w = width; vf->next->h = height;
yading@10: 
yading@10:     return 1;
yading@10: #if 0
yading@10:     int flags=vf->next->query_format(vf->next,outfmt);
yading@10:     if(!flags){
yading@10:         // hmm. colorspace mismatch!!!
yading@10:         //this is fatal for us ATM
yading@10:         return 0;
yading@10:     }
yading@10:     ff_mp_msg(MSGT_VFILTER,MSGL_V,"REQ: flags=0x%X  req=0x%X  \n",flags,vf->default_reqs);
yading@10:     miss=vf->default_reqs - (flags&vf->default_reqs);
yading@10:     if(miss&VFCAP_ACCEPT_STRIDE){
yading@10:         // vf requires stride support but vf->next doesn't support it!
yading@10:         // let's insert the 'expand' filter, it does the job for us:
yading@10:         vf_instance_t* vf2=vf_open_filter(vf->next,"expand",NULL);
yading@10:         if(!vf2) return 0; // shouldn't happen!
yading@10:         vf->next=vf2;
yading@10:     }
yading@10:     vf->next->w = width; vf->next->h = height;
yading@10:     return 1;
yading@10: #endif
yading@10: }
yading@10: 
yading@10: int ff_vf_next_control(struct vf_instance *vf, int request, void* data){
yading@10:     MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
yading@10:     av_log(m->avfctx, AV_LOG_DEBUG, "Received control %d\n", request);
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static int vf_default_query_format(struct vf_instance *vf, unsigned int fmt){
yading@10:     MPContext *m= (MPContext*)(((uint8_t*)vf) - offsetof(MPContext, vf));
yading@10:     int i;
yading@10:     av_log(m->avfctx, AV_LOG_DEBUG, "query %X\n", fmt);
yading@10: 
yading@10:     for(i=0; conversion_map[i].fmt; i++){
yading@10:         if(fmt==conversion_map[i].fmt)
yading@10:             return 1; //we suport all
yading@10:     }
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: 
yading@10: static av_cold int init(AVFilterContext *ctx)
yading@10: {
yading@10:     MPContext *m = ctx->priv;
yading@10:     int cpu_flags = av_get_cpu_flags();
yading@10:     char name[256];
yading@10:     const char *args;
yading@10:     int i;
yading@10: 
yading@10:     ff_gCpuCaps.hasMMX      = cpu_flags & AV_CPU_FLAG_MMX;
yading@10:     ff_gCpuCaps.hasMMX2     = cpu_flags & AV_CPU_FLAG_MMX2;
yading@10:     ff_gCpuCaps.hasSSE      = cpu_flags & AV_CPU_FLAG_SSE;
yading@10:     ff_gCpuCaps.hasSSE2     = cpu_flags & AV_CPU_FLAG_SSE2;
yading@10:     ff_gCpuCaps.hasSSE3     = cpu_flags & AV_CPU_FLAG_SSE3;
yading@10:     ff_gCpuCaps.hasSSSE3    = cpu_flags & AV_CPU_FLAG_SSSE3;
yading@10:     ff_gCpuCaps.hasSSE4     = cpu_flags & AV_CPU_FLAG_SSE4;
yading@10:     ff_gCpuCaps.hasSSE42    = cpu_flags & AV_CPU_FLAG_SSE42;
yading@10:     ff_gCpuCaps.hasAVX      = cpu_flags & AV_CPU_FLAG_AVX;
yading@10:     ff_gCpuCaps.has3DNow    = cpu_flags & AV_CPU_FLAG_3DNOW;
yading@10:     ff_gCpuCaps.has3DNowExt = cpu_flags & AV_CPU_FLAG_3DNOWEXT;
yading@10: 
yading@10:     m->avfctx= ctx;
yading@10: 
yading@10:     args = m->filter;
yading@10:     if(!args || 1!=sscanf(args, "%255[^:=]", name)){
yading@10:         av_log(ctx, AV_LOG_ERROR, "Invalid parameter.\n");
yading@10:         return AVERROR(EINVAL);
yading@10:     }
yading@10:     args += strlen(name);
yading@10:     if (args[0] == '=')
yading@10:         args++;
yading@10: 
yading@10:     for(i=0; ;i++){
yading@10:         if(!filters[i] || !strcmp(name, filters[i]->name))
yading@10:             break;
yading@10:     }
yading@10: 
yading@10:     if(!filters[i]){
yading@10:         av_log(ctx, AV_LOG_ERROR, "Unknown filter %s\n", name);
yading@10:         return AVERROR(EINVAL);
yading@10:     }
yading@10: 
yading@10:     av_log(ctx, AV_LOG_WARNING,
yading@10:            "'%s' is a wrapped MPlayer filter (libmpcodecs). This filter may be removed\n"
yading@10:            "once it has been ported to a native libavfilter.\n", name);
yading@10: 
yading@10:     memset(&m->vf,0,sizeof(m->vf));
yading@10:     m->vf.info= filters[i];
yading@10: 
yading@10:     m->vf.next        = &m->next_vf;
yading@10:     m->vf.put_image   = ff_vf_next_put_image;
yading@10:     m->vf.config      = ff_vf_next_config;
yading@10:     m->vf.query_format= vf_default_query_format;
yading@10:     m->vf.control     = ff_vf_next_control;
yading@10:     m->vf.default_caps=VFCAP_ACCEPT_STRIDE;
yading@10:     m->vf.default_reqs=0;
yading@10:     if(m->vf.info->opts)
yading@10:         av_log(ctx, AV_LOG_ERROR, "opts / m_struct_set is unsupported\n");
yading@10: #if 0
yading@10:     if(vf->info->opts) { // vf_vo get some special argument
yading@10:       const m_struct_t* st = vf->info->opts;
yading@10:       void* vf_priv = m_struct_alloc(st);
yading@10:       int n;
yading@10:       for(n = 0 ; args && args[2*n] ; n++)
yading@10:         m_struct_set(st,vf_priv,args[2*n],args[2*n+1]);
yading@10:       vf->priv = vf_priv;
yading@10:       args = NULL;
yading@10:     } else // Otherwise we should have the '_oldargs_'
yading@10:       if(args && !strcmp(args[0],"_oldargs_"))
yading@10:         args = (char**)args[1];
yading@10:       else
yading@10:         args = NULL;
yading@10: #endif
yading@10:     if(m->vf.info->vf_open(&m->vf, (char*)args)<=0){
yading@10:         av_log(ctx, AV_LOG_ERROR, "vf_open() of %s with arg=%s failed\n", name, args);
yading@10:         return -1;
yading@10:     }
yading@10: 
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static av_cold void uninit(AVFilterContext *ctx)
yading@10: {
yading@10:     MPContext *m = ctx->priv;
yading@10:     vf_instance_t *vf = &m->vf;
yading@10: 
yading@10:     while(vf){
yading@10:         vf_instance_t *next = vf->next;
yading@10:         if(vf->uninit)
yading@10:             vf->uninit(vf);
yading@10:         ff_free_mp_image(vf->imgctx.static_images[0]);
yading@10:         ff_free_mp_image(vf->imgctx.static_images[1]);
yading@10:         ff_free_mp_image(vf->imgctx.temp_images[0]);
yading@10:         ff_free_mp_image(vf->imgctx.export_images[0]);
yading@10:         vf = next;
yading@10:     }
yading@10: }
yading@10: 
yading@10: static int query_formats(AVFilterContext *ctx)
yading@10: {
yading@10:     AVFilterFormats *avfmts=NULL;
yading@10:     MPContext *m = ctx->priv;
yading@10:     enum AVPixelFormat lastpixfmt = AV_PIX_FMT_NONE;
yading@10:     int i;
yading@10: 
yading@10:     for(i=0; conversion_map[i].fmt; i++){
yading@10:         av_log(ctx, AV_LOG_DEBUG, "query: %X\n", conversion_map[i].fmt);
yading@10:         if(m->vf.query_format(&m->vf, conversion_map[i].fmt)){
yading@10:             av_log(ctx, AV_LOG_DEBUG, "supported,adding\n");
yading@10:             if (conversion_map[i].pix_fmt != lastpixfmt) {
yading@10:                 ff_add_format(&avfmts, conversion_map[i].pix_fmt);
yading@10:                 lastpixfmt = conversion_map[i].pix_fmt;
yading@10:             }
yading@10:         }
yading@10:     }
yading@10: 
yading@10:     if (!avfmts)
yading@10:         return -1;
yading@10: 
yading@10:     //We assume all allowed input formats are also allowed output formats
yading@10:     ff_set_common_formats(ctx, avfmts);
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static int config_inprops(AVFilterLink *inlink)
yading@10: {
yading@10:     MPContext *m = inlink->dst->priv;
yading@10:     int i;
yading@10:     for(i=0; conversion_map[i].fmt && conversion_map[i].pix_fmt != inlink->format; i++);
yading@10: 
yading@10:     av_assert0(conversion_map[i].fmt && inlink->w && inlink->h);
yading@10: 
yading@10:     m->vf.fmt.have_configured = 1;
yading@10:     m->vf.fmt.orig_height     = inlink->h;
yading@10:     m->vf.fmt.orig_width      = inlink->w;
yading@10:     m->vf.fmt.orig_fmt        = conversion_map[i].fmt;
yading@10: 
yading@10:     if(m->vf.config(&m->vf, inlink->w, inlink->h, inlink->w, inlink->h, 0, conversion_map[i].fmt)<=0)
yading@10:         return -1;
yading@10: 
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static int config_outprops(AVFilterLink *outlink)
yading@10: {
yading@10:     MPContext *m = outlink->src->priv;
yading@10: 
yading@10:     outlink->w = m->next_vf.w;
yading@10:     outlink->h = m->next_vf.h;
yading@10: 
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static int request_frame(AVFilterLink *outlink)
yading@10: {
yading@10:     MPContext *m = outlink->src->priv;
yading@10:     int ret;
yading@10: 
yading@10:     av_log(m->avfctx, AV_LOG_DEBUG, "mp request_frame\n");
yading@10: 
yading@10:     for(m->frame_returned=0; !m->frame_returned;){
yading@10:         ret=ff_request_frame(outlink->src->inputs[0]);
yading@10:         if(ret<0)
yading@10:             break;
yading@10:     }
yading@10: 
yading@10:     av_log(m->avfctx, AV_LOG_DEBUG, "mp request_frame ret=%d\n", ret);
yading@10:     return ret;
yading@10: }
yading@10: 
yading@10: static int filter_frame(AVFilterLink *inlink, AVFrame *inpic)
yading@10: {
yading@10:     MPContext *m = inlink->dst->priv;
yading@10:     int i;
yading@10:     double pts= MP_NOPTS_VALUE;
yading@10:     mp_image_t* mpi = ff_new_mp_image(inpic->width, inpic->height);
yading@10: 
yading@10:     if(inpic->pts != AV_NOPTS_VALUE)
yading@10:         pts= inpic->pts / av_q2d(inlink->time_base);
yading@10: 
yading@10:     for(i=0; conversion_map[i].fmt && conversion_map[i].pix_fmt != inlink->format; i++);
yading@10:     ff_mp_image_setfmt(mpi,conversion_map[i].fmt);
yading@10: 
yading@10:     memcpy(mpi->planes, inpic->data,     FFMIN(sizeof(inpic->data)    , sizeof(mpi->planes)));
yading@10:     memcpy(mpi->stride, inpic->linesize, FFMIN(sizeof(inpic->linesize), sizeof(mpi->stride)));
yading@10: 
yading@10:     //FIXME pass interleced & tff flags around
yading@10: 
yading@10:     // mpi->flags|=MP_IMGFLAG_ALLOCATED; ?
yading@10:     mpi->flags |= MP_IMGFLAG_READABLE;
yading@10:     if(!av_frame_is_writable(inpic))
yading@10:         mpi->flags |= MP_IMGFLAG_PRESERVE;
yading@10:     if(m->vf.put_image(&m->vf, mpi, pts) == 0){
yading@10:         av_log(m->avfctx, AV_LOG_DEBUG, "put_image() says skip\n");
yading@10:     }else{
yading@10:         av_frame_free(&inpic);
yading@10:     }
yading@10:     ff_free_mp_image(mpi);
yading@10:     return 0;
yading@10: }
yading@10: 
yading@10: static const AVFilterPad mp_inputs[] = {
yading@10:     {
yading@10:         .name         = "default",
yading@10:         .type         = AVMEDIA_TYPE_VIDEO,
yading@10:         .filter_frame = filter_frame,
yading@10:         .config_props = config_inprops,
yading@10:     },
yading@10:     { NULL }
yading@10: };
yading@10: 
yading@10: static const AVFilterPad mp_outputs[] = {
yading@10:     {
yading@10:         .name          = "default",
yading@10:         .type          = AVMEDIA_TYPE_VIDEO,
yading@10:         .request_frame = request_frame,
yading@10:         .config_props  = config_outprops,
yading@10:     },
yading@10:     { NULL }
yading@10: };
yading@10: 
yading@10: AVFilter avfilter_vf_mp = {
yading@10:     .name      = "mp",
yading@10:     .description = NULL_IF_CONFIG_SMALL("Apply a libmpcodecs filter to the input video."),
yading@10:     .init = init,
yading@10:     .uninit = uninit,
yading@10:     .priv_size = sizeof(MPContext),
yading@10:     .query_formats = query_formats,
yading@10:     .inputs        = mp_inputs,
yading@10:     .outputs       = mp_outputs,
yading@10:     .priv_class    = &mp_class,
yading@10: };