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

Safer low water mark when recording

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3557 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2003-04-15 08:16:27 +00:00
parent 631b8d3bb8
commit 1cc6d829a1
2 changed files with 4 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

1
firmware/export/mpeg.h
View file

@ -26,6 +26,7 @@
wouldn't be able to see the difference between wouldn't be able to see the difference between
an empty buffer and a full one. */ an empty buffer and a full one. */
#define MPEG_LOW_WATER 0x60000 #define MPEG_LOW_WATER 0x60000
#define MPEG_RECORDING_LOW_WATER 0x80000
#define MPEG_LOW_WATER_CHUNKSIZE 0x40000 #define MPEG_LOW_WATER_CHUNKSIZE 0x40000
#define MPEG_LOW_WATER_SWAP_CHUNKSIZE 0x10000 #define MPEG_LOW_WATER_SWAP_CHUNKSIZE 0x10000
#define MPEG_PLAY_PENDING_THRESHOLD 0x10000 #define MPEG_PLAY_PENDING_THRESHOLD 0x10000

5
firmware/mpeg.c
View file

@ -854,7 +854,7 @@ static void dma_tick(void)
if(num_bytes < 0) if(num_bytes < 0)
num_bytes += mp3buflen; num_bytes += mp3buflen;
if(mp3buflen - num_bytes < MPEG_LOW_WATER && !saving) if(mp3buflen - num_bytes < MPEG_RECORDING_LOW_WATER && !saving)
{ {
saving = true; saving = true;
queue_post(&mpeg_queue, MPEG_SAVE_DATA, 0); queue_post(&mpeg_queue, MPEG_SAVE_DATA, 0);
@ -1940,7 +1940,8 @@ static void mpeg_thread(void)
or if we should stop recording */ or if we should stop recording */
if(amount_to_save) if(amount_to_save)
{ {
if(mp3buflen - amount_to_save < MPEG_LOW_WATER || if(mp3buflen -
amount_to_save < MPEG_RECORDING_LOW_WATER ||
stop_pending) stop_pending)
{ {
int rc; int rc;