mpv/libmpcodecs/vd_qtrpza.c

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#include <stdio.h>
#include <stdlib.h>
#include "config.h"
#include "mp_msg.h"
#include "codec-cfg.h"
#include "../libvo/img_format.h"
#include "stream.h"
#include "demuxer.h"
#include "stheader.h"
#include "vd.h"
#include "vd_internal.h"
static vd_info_t info = {
"Quicktime Apple Video",
"qtrpza",
VFM_QTRPZA,
"Roberto Togni",
"Roberto Togni",
"native codec"
};
LIBVD_EXTERN(qtrpza)
// to set/get/query special features/parameters
static int control(sh_video_t *sh,int cmd,void* arg,...){
return CONTROL_UNKNOWN;
}
//int mpcodecs_config_vo(sh_video_t *sh, int w, int h, unsigned int preferred_outfmt);
// init driver
static int init(sh_video_t *sh){
mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_BGR16);
return 1;
}
// 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);
void qt_decode_rpza(char *encoded, int encodec_size, char *decodec, int width, int height, int bytes_per_pixel);
// 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_STATIC, MP_IMGFLAG_PRESERVE, sh->disp_w, sh->disp_h);
if(!mpi){ // temporary!
printf("couldn't allocate image for qtrpza codec\n");
return NULL;
}
qt_decode_rpza(data, len, mpi->planes[0], sh->disp_w, sh->disp_h,
mpi->bpp/8);
return mpi;
}