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

Seeking support for AC3/A52 files. We assume they are always CBR.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7650 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2005-10-22 09:10:51 +00:00
parent aaf36caeb6
commit 1a82763d3a
3 changed files with 20 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

13
apps/codecs/a52.c
View file

@ -24,6 +24,8 @@
#define BUFFER_SIZE 4096
#define A52_SAMPLESPERFRAME (6*256)
struct codec_api *ci;
static a52_state_t *state;
@ -124,6 +126,7 @@ enum codec_status codec_start(struct codec_api *api)
{
long n;
unsigned char *filebuf;
int sample_loc;
/* Generic codec initialisation */
TEST_CODEC_API(api);
@ -160,6 +163,16 @@ next_track:
if (ci->stop_codec || ci->reload_codec)
break;
if (ci->seek_time) {
sample_loc = ci->seek_time/1000 * ci->id3->frequency;
if (ci->seek_buffer((sample_loc/A52_SAMPLESPERFRAME)*ci->id3->bytesperframe)) {
samplesdone = sample_loc;
ci->set_elapsed(samplesdone/(ci->id3->frequency/1000));
}
ci->seek_time = 0;
}
filebuf = ci->request_buffer(&n, BUFFER_SIZE);
if (n == 0) /* End of Stream */