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/*
* probe_nuv.c
*
* Copyright (C) Thomas Oestreich - June 2001
*
* This file is part of transcode, a video stream processing tool
*
* transcode 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, or (at your option)
* any later version.
*
* transcode 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 GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "transcode.h"
#include "tcinfo.h"
#include "ioaux.h"
#include "tc.h"
#include "libtc/libtc.h"
#include "nuv/nuppelvideo.h"
void probe_nuv(info_t *ipipe)
{
int bytes;
struct rtfileheader *rtf;
if((rtf = tc_zalloc(sizeof(rtfileheader)))==NULL) {
tc_log_error(__FILE__, "out of memory");
ipipe->error=1;
return;
}
// read min frame (NTSC)
if((bytes=tc_pread(ipipe->fd_in, (uint8_t*) rtf, sizeof(rtfileheader)))
!= sizeof(rtfileheader)) {
tc_log_error(__FILE__, "end of stream");
ipipe->error=1;
return;
}
ipipe->probe_info->width = rtf->width;
ipipe->probe_info->height = rtf->height;
ipipe->probe_info->fps = rtf->fps;
ipipe->probe_info->track[0].samplerate = 44100;
ipipe->probe_info->track[0].chan = 2;
ipipe->probe_info->track[0].bits = 16;
ipipe->probe_info->track[0].format = 0x1;
ipipe->probe_info->magic = TC_MAGIC_NUV;
ipipe->probe_info->codec = TC_CODEC_NUV;
if(ipipe->probe_info->track[0].chan>0) ipipe->probe_info->num_tracks=1;
free(rtf);
return;
}
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