devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Adding support for rm playback. Only cook codec is supported for now and no seeking.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21695 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Mohamed Tarek 2009-07-06 22:40:45 +00:00
parent 03fe562a95
commit e184ef1027
22 changed files with 967 additions and 327 deletions
Download patch file Download diff file Expand all files Collapse all files

25
apps/codecs/libcook/main.c
View file

@ -29,13 +29,6 @@
#include "cook.h"
//#define DUMP_RAW_FRAMES
#ifndef DEBUGF
# if 0
# define DEBUGF(message,args ...) printf
# else
# define DEBUGF(...)
# endif
#endif
#define DATA_HEADER_SIZE 18 /* size of DATA chunk header in a rm file */
static unsigned char wav_header[44]={
@ -151,8 +144,8 @@ int main(int argc, char *argv[])
/* copy the input rm file to a memory buffer */
uint8_t * filebuf = (uint8_t *)calloc((int)filesize(fd),sizeof(uint8_t));
read(fd,filebuf,filesize(fd));
res = read(fd,filebuf,filesize(fd));
fd_dec = open_wav("output.wav");
if (fd_dec < 0) {
DEBUGF("Error creating output file\n");
@ -166,27 +159,25 @@ int main(int argc, char *argv[])
sps= rmctx.block_align;
h = rmctx.sub_packet_h;
cook_decode_init(&rmctx,&q);
DEBUGF("nb_frames = %d\n",nb_frames);
/* change the buffer pointer to point at the first audio frame */
advance_buffer(&filebuf, rmctx.data_offset+ DATA_HEADER_SIZE);
while(packet_count)
{
rm_get_packet_membuf(&filebuf, &rmctx, &pkt);
DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt);
rm_get_packet(&filebuf, &rmctx, &pkt);
//DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt);
for(i = 0; i < rmctx.audio_pkt_cnt*(fs/sps) ; i++)
{
/* output raw audio frames that are sent to the decoder into separate files */
#ifdef DUMP_RAW_FRAMES
#ifdef DUMP_RAW_FRAMES
snprintf(filename,sizeof(filename),"dump%d.raw",++x);
fd_out = open(filename,O_WRONLY|O_CREAT|O_APPEND);
write(fd_out,pkt.frames[i],sps);
close(fd_out);
#endif
#endif
nb_frames = cook_decode_frame(&rmctx,&q, outbuf, &datasize, pkt.frames[i] , rmctx.block_align);
rmctx.frame_number++;
write(fd_dec,outbuf,datasize);
res = write(fd_dec,outbuf,datasize);
}
packet_count -= rmctx.audio_pkt_cnt;
rmctx.audio_pkt_cnt = 0;