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audio_format: add constant MAX_CHANNELS

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To be used in fixed-size arrays.
This commit is contained in:
Max Kellermann
2011-10-04 20:41:05 +02:00
parent 2378c2d754
commit f77cd63286
1 changed files with 3 additions and 1 deletions
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4
src/audio_format.h
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@@ -44,6 +44,8 @@ enum sample_format {
SAMPLE_FORMAT_S32, SAMPLE_FORMAT_S32,
}; };
static const unsigned MAX_CHANNELS = 8;
/** /**
* This structure describes the format of a raw PCM stream. * This structure describes the format of a raw PCM stream.
*/ */
@@ -180,7 +182,7 @@ audio_valid_sample_format(enum sample_format format)
static inline bool static inline bool
audio_valid_channel_count(unsigned channels) audio_valid_channel_count(unsigned channels)
{ {
return channels >= 1 && channels <= 8; return channels >= 1 && channels <= MAX_CHANNELS;
} }
/** /**