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Check that remaining bytes counter is not zero.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7183 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Miika Pekkarinen 2005-07-17 21:02:40 +00:00
parent e9919342c5
commit 2103cf4b74
1 changed files with 2 additions and 2 deletions
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4
firmware/pcm_playback.c
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@ -101,7 +101,7 @@ static long calculate_channel_peak_average(int channel, unsigned short *addr,
addr = &addr[channel]; addr = &addr[channel];
average = 0; average = 0;
if (pcm_playing && !pcm_paused && addr != NULL) if (pcm_playing && !pcm_paused && addr != NULL && size)
{ {
/* Calculate the zero point and remove DC offset (should be around 32768) */ /* Calculate the zero point and remove DC offset (should be around 32768) */
zero_point = 0; zero_point = 0;
@ -164,7 +164,7 @@ static long calculate_channel_peak_average(int channel, unsigned short *addr,
void pcm_calculate_peaks(int *left, int *right) void pcm_calculate_peaks(int *left, int *right)
{ {
unsigned short *addr = (unsigned short *)SAR0; unsigned short *addr = (unsigned short *)SAR0;
long size = MIN(512, BCR0); long size = MIN(512, BCR0 / 2);
if (left != NULL) if (left != NULL)
*left = calculate_channel_peak_average(0, addr, size); *left = calculate_channel_peak_average(0, addr, size);