mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 00:02:13 +00:00
3c514ea708
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30595 b3059339-0415-0410-9bf9-f77b7e298cf2
103 lines
2.5 KiB
C
103 lines
2.5 KiB
C
/*
|
|
* This file is part of MPlayer.
|
|
*
|
|
* MPlayer is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* MPlayer is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <unistd.h>
|
|
#include <math.h>
|
|
|
|
#include "config.h"
|
|
|
|
#include "img_format.h"
|
|
|
|
#include <libdv/dv.h>
|
|
#include <libdv/dv_types.h>
|
|
|
|
#include "stream/stream.h"
|
|
#include "libmpdemux/demuxer.h"
|
|
#include "libmpdemux/stheader.h"
|
|
|
|
#include "vd_internal.h"
|
|
#include "vd_libdv.h"
|
|
|
|
static const vd_info_t info =
|
|
{
|
|
"Raw DV Video Decoder",
|
|
"libdv",
|
|
"Alexander Neundorf <neundorf@kde.org>",
|
|
"http://libdv.sf.net",
|
|
"native codec"
|
|
};
|
|
|
|
LIBVD_EXTERN(libdv)
|
|
|
|
// to set/get/query special features/parameters
|
|
static int control(sh_video_t *sh,int cmd,void* arg,...){
|
|
return CONTROL_UNKNOWN;
|
|
}
|
|
|
|
static dv_decoder_t* global_rawdv_decoder=NULL;
|
|
|
|
dv_decoder_t* init_global_rawdv_decoder(void)
|
|
{
|
|
if(!global_rawdv_decoder){
|
|
global_rawdv_decoder=dv_decoder_new(TRUE,TRUE,FALSE);
|
|
global_rawdv_decoder->quality=DV_QUALITY_BEST;
|
|
global_rawdv_decoder->prev_frame_decoded = 0;
|
|
}
|
|
return global_rawdv_decoder;
|
|
}
|
|
|
|
// init driver
|
|
static int init(sh_video_t *sh)
|
|
{
|
|
sh->context = (void *)init_global_rawdv_decoder();
|
|
return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YUY2);
|
|
}
|
|
|
|
// uninit driver
|
|
static void uninit(sh_video_t *sh){
|
|
}
|
|
|
|
// decode a frame
|
|
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags)
|
|
{
|
|
mp_image_t* mpi;
|
|
dv_decoder_t *decoder=sh->context;
|
|
|
|
if(len<=0 || (flags&3)){
|
|
// fprintf(stderr,"decode() (rawdv) SKIPPED\n");
|
|
return NULL; // skipped frame
|
|
}
|
|
|
|
dv_parse_header(decoder, data);
|
|
|
|
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, sh->disp_w, sh->disp_h);
|
|
|
|
if(!mpi){ // temporary!
|
|
fprintf(stderr,"couldn't allocate image for stderr codec\n");
|
|
return NULL;
|
|
}
|
|
|
|
dv_decode_full_frame(decoder, data, e_dv_color_yuv, mpi->planes, mpi->stride);
|
|
|
|
return mpi;
|
|
}
|