65649de515
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20902 a1c6a512-1295-4272-9138-f99709370657
114 lines
3.6 KiB
C
114 lines
3.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$ main.c 20898 2009-05-09 23:24:02Z dave $
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*
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* Copyright (C) 2009 Mohamed Tarek
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "rm2wav.h"
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#include "cook.h"
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//#define DUMP_RAW_FRAMES
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#define DEBUGF(message,args ...) av_log(NULL,AV_LOG_ERROR,message,## args)
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int main(int argc, char *argv[])
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{
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int fd, fd_dec;
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int res, datasize,x,i;
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int nb_frames = 0;
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#ifdef DUMP_RAW_FRAMES
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char filename[15];
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int fd_out;
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#endif
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int16_t outbuf[2048];
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uint8_t inbuf[1024];
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uint16_t fs,sps,h;
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uint32_t packet_count;
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COOKContext q;
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RMContext rmctx;
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RMPacket pkt;
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memset(&q,0,sizeof(COOKContext));
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memset(&rmctx,0,sizeof(RMContext));
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memset(&pkt,0,sizeof(RMPacket));
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if (argc != 2) {
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DEBUGF("Incorrect number of arguments\n");
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return -1;
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}
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fd = open(argv[1],O_RDONLY);
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if (fd < 0) {
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DEBUGF("Error opening file %s\n", argv[1]);
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return -1;
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}
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fd_dec = open_wav("output.wav");
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if (fd_dec < 0) {
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DEBUGF("Error creating output file\n");
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return -1;
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}
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res = real_parse_header(fd, &rmctx);
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packet_count = rmctx.nb_packets;
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rmctx.audio_framesize = rmctx.block_align;
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rmctx.block_align = rmctx.sub_packet_size;
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fs = rmctx.audio_framesize;
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sps= rmctx.block_align;
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h = rmctx.sub_packet_h;
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cook_decode_init(&rmctx,&q);
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av_log(NULL,AV_LOG_ERROR,"nb_frames = %d\n",nb_frames);
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x = 0;
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if(packet_count % h)
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{
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packet_count += h - (packet_count % h);
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rmctx.nb_packets = packet_count;
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}
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while(packet_count)
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{
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memset(pkt.data,0,sizeof(pkt.data));
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rm_get_packet(fd, &rmctx, &pkt);
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DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt);
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for(i = 0; i < rmctx.audio_pkt_cnt*(fs/sps) ; i++)
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{
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/* output raw audio frames that are sent to the decoder into separate files */
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#ifdef DUMP_RAW_FRAMES
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snprintf(filename,sizeof(filename),"dump%d.raw",++x);
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fd_out = open(filename,O_WRONLY|O_CREAT|O_APPEND);
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write(fd_out,pkt.data+i*sps,sps);
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close(fd_out);
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#endif
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memcpy(inbuf,pkt.data+i*sps,sps);
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nb_frames = cook_decode_frame(&rmctx,&q, outbuf, &datasize, inbuf , rmctx.block_align);
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rmctx.frame_number++;
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write(fd_dec,outbuf,datasize);
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}
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packet_count -= rmctx.audio_pkt_cnt;
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rmctx.audio_pkt_cnt = 0;
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}
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cook_decode_close(&q);
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close_wav(fd_dec,&rmctx);
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close(fd);
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return 0;
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}
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