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pcm_channels: num_channels is unsigned

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You cannot have a negative number of channels, let's pass it as
uint8_t instead of int8_t.
This commit is contained in:
Max Kellermann 2009-07-22 19:12:04 +02:00
parent 172a1dbdb9
commit 00ee3de7b2
2 changed files with 12 additions and 12 deletions
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12
src/pcm_channels.c
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@ -75,8 +75,8 @@ pcm_convert_channels_16_n_to_2(int16_t *dest,
const int16_t *
pcm_convert_channels_16(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int16_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int16_t *src,
size_t src_size, size_t *dest_size_r)
{
unsigned num_frames = src_size / src_channels / sizeof(*src);
@ -149,8 +149,8 @@ pcm_convert_channels_24_n_to_2(int32_t *dest,
const int32_t *
pcm_convert_channels_24(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int32_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int32_t *src,
size_t src_size, size_t *dest_size_r)
{
unsigned num_frames = src_size / src_channels / sizeof(*src);
@ -218,8 +218,8 @@ pcm_convert_channels_32_n_to_2(int32_t *dest,
const int32_t *
pcm_convert_channels_32(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int32_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int32_t *src,
size_t src_size, size_t *dest_size_r)
{
unsigned num_frames = src_size / src_channels / sizeof(*src);

12
src/pcm_channels.h
View File

@ -38,8 +38,8 @@ struct pcm_buffer;
*/
const int16_t *
pcm_convert_channels_16(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int16_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int16_t *src,
size_t src_size, size_t *dest_size_r);
/**
@ -56,8 +56,8 @@ pcm_convert_channels_16(struct pcm_buffer *buffer,
*/
const int32_t *
pcm_convert_channels_24(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int32_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int32_t *src,
size_t src_size, size_t *dest_size_r);
/**
@ -73,8 +73,8 @@ pcm_convert_channels_24(struct pcm_buffer *buffer,
*/
const int32_t *
pcm_convert_channels_32(struct pcm_buffer *buffer,
int8_t dest_channels,
int8_t src_channels, const int32_t *src,
uint8_t dest_channels,
uint8_t src_channels, const int32_t *src,
size_t src_size, size_t *dest_size_r);
#endif