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Add seekpoint parsing and dummy ICODE_ATTR macro to standalone FLAC test program

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7742 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-11-03 18:48:23 +00:00
parent 439ba9bdbb
commit 4b03c14a3e
2 changed files with 22 additions and 5 deletions
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2
apps/codecs/libffmpegFLAC/bitstream.h
View file

@ -15,7 +15,7 @@
#include <stdio.h>
#define IBSS_ATTR
#define ICONST_ATTR
#define ICODE_ATTR
#endif
/* Endian conversion routines for standalone compilation */

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

@ -138,6 +138,10 @@ static bool flac_init(int fd, FLACContext* fc)
bool found_streaminfo=false;
int endofmetadata=0;
int blocklength;
uint32_t* p;
uint32_t seekpoint_lo,seekpoint_hi;
uint32_t offset_lo,offset_hi;
int n;
if (lseek(fd, 0, SEEK_SET) < 0)
{
@ -196,9 +200,22 @@ static bool flac_init(int fd, FLACContext* fc)
found_streaminfo=true;
} else if ((buf[0] & 0x7f) == 3) { /* 3 is the SEEKTABLE block */
fprintf(stderr,"Seektable length = %d bytes\n",blocklength);
if (lseek(fd, blocklength, SEEK_CUR) < 0) {
return false;
}
while (blocklength >= 18) {
n=read(fd,buf,18);
if (n < 18) return false;
blocklength-=n;
p=(uint32_t*)buf;
seekpoint_hi=betoh32(*(p++));
seekpoint_lo=betoh32(*(p++));
offset_hi=betoh32(*(p++));
offset_lo=betoh32(*(p++));
if ((seekpoint_hi != 0xffffffff) && (seekpoint_lo != 0xffffffff)) {
fprintf(stderr,"Seekpoint: %u, Offset=%u\n",seekpoint_lo,offset_lo);
}
}
lseek(fd, blocklength, SEEK_CUR);
} else {
/* Skip to next metadata block */
if (lseek(fd, blocklength, SEEK_CUR) < 0)
@ -227,7 +244,7 @@ int main(int argc, char* argv[]) {
int i;
int bytesleft;
int consumed;
char buf[MAX_FRAMESIZE]; /* The input buffer */
unsigned char buf[MAX_FRAMESIZE]; /* The input buffer */
/* The output buffers containing the decoded samples (channels 0 and 1) */
int32_t decoded0[MAX_BLOCKSIZE];
int32_t decoded1[MAX_BLOCKSIZE];