mirror of https://github.com/mpv-player/mpv
98 lines
2.2 KiB
C
98 lines
2.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "config.h"
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#ifdef USE_WIN32DLL
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "vd_internal.h"
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#include "dll_init.h"
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static vd_info_t info_vfw = {
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"Win32/VfW video codecs",
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"vfw",
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VFM_VFW,
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"A'rpi",
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"based on http://avifile.sf.net",
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"win32 codecs"
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};
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static vd_info_t info_vfwex = {
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"Win32/VfWex video codecs",
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"vfwex",
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VFM_VFWEX,
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"A'rpi",
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"based on http://avifile.sf.net",
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"win32 codecs"
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};
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#define info info_vfw
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LIBVD_EXTERN(vfw)
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#undef info
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#define info info_vfwex
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LIBVD_EXTERN(vfwex)
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#undef info
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// to set/get/query special features/parameters
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static int control(sh_video_t *sh,int cmd,void* arg,...){
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switch(cmd){
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case VDCTRL_QUERY_MAX_PP_LEVEL:
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return 9;
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case VDCTRL_SET_PP_LEVEL:
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vfw_set_postproc(sh,10*(*((int*)arg)));
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return CONTROL_OK;
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}
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return CONTROL_UNKNOWN;
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}
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// init driver
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static int init(sh_video_t *sh){
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unsigned int out_fmt;
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if(!init_vfw_video_codec(sh,(sh->codec->driver==VFM_VFWEX))) return 0;
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mp_msg(MSGT_DECVIDEO,MSGL_V,"INFO: Win32 video codec init OK!\n");
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mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YUY2);
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// out_fmt=sh->codec->outfmt[sh->outfmtidx];
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return 1;
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}
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// uninit driver
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static void uninit(sh_video_t *sh){
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}
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//mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
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// decode a frame
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static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
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mp_image_t* mpi;
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int ret;
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if(len<=0) return NULL; // skipped frame
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mpi=mpcodecs_get_image(sh, MP_IMGTYPE_IP, MP_IMGFLAG_ACCEPT_WIDTH,
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sh->disp_w, sh->disp_h);
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if(!mpi){ // temporary!
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printf("couldn't allocate image for cinepak codec\n");
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return NULL;
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}
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// set buffer:
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sh->our_out_buffer=mpi->planes[0];
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// set stride: (trick discovered by Andreas Ackermann - thanx!)
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sh->bih->biWidth=mpi->width; //mpi->stride[0]/(mpi->bpp/8);
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sh->o_bih.biWidth=mpi->width; //mpi->stride[0]/(mpi->bpp/8);
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if((ret=vfw_decode_video(sh,data,len,flags&3,(sh->codec->driver==VFM_VFWEX) ))){
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mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Error decompressing frame, err=%d\n",ret);
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return NULL;
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}
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return mpi;
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}
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#endif
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