mpv/libmpcodecs/vd_roqvideo.c

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1.1 KiB
C
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#include <stdio.h>
#include <stdlib.h>
#include "config.h"
#include "mp_msg.h"
#include "vd_internal.h"
static vd_info_t info = {
"Id RoQ File Video decoder",
"roqvideo",
VFM_ROQVIDEO,
"A'rpi",
"Mike Melanson",
"native codec"
};
LIBVD_EXTERN(roqvideo)
#include "roqav.h"
// to set/get/query special features/parameters
static int control(sh_video_t *sh,int cmd,void* arg,...){
return CONTROL_UNKNOWN;
}
// init driver
static int init(sh_video_t *sh){
sh->context = roq_decode_video_init();
return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YV12);
}
// uninit driver
static void uninit(sh_video_t *sh){
}
//mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
mp_image_t* mpi;
if(len<=0) return NULL; // skipped frame
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_IP, MP_IMGFLAG_PRESERVE | MP_IMGFLAG_READABLE,
sh->disp_w, sh->disp_h);
if(!mpi) return NULL;
roq_decode_video(sh->context, data, len, mpi);
return mpi;
}