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Actually align the buffer

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Mike H 2018-02-19 22:40:13 +00:00 committed by GitHub
parent e4f00c4ea4
commit 1214761b88
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1 changed files with 6 additions and 1 deletions
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7
audio/playtone/source/main.c
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@ -8,6 +8,11 @@
#define SAMPLESPERBUF (SAMPLERATE / 10) #define SAMPLESPERBUF (SAMPLERATE / 10)
#define BYTESPERSAMPLE 4 #define BYTESPERSAMPLE 4
typedef struct {
u16 left_ch;
u16 right_ch;
} sample_t;
void fill_audio_buffer(void* audio_buffer, size_t offset, size_t size, int frequency) { void fill_audio_buffer(void* audio_buffer, size_t offset, size_t size, int frequency) {
u32* dest = (u32*) audio_buffer; u32* dest = (u32*) audio_buffer;
@ -34,7 +39,7 @@ int main(int argc, char **argv)
}; };
// Make sure the sample buffer is aligned to 0x1000 bytes // Make sure the sample buffer is aligned to 0x1000 bytes
u8 raw_data[((SAMPLESPERBUF * BYTESPERSAMPLE * 2) + 0xfff) & ~0xfff]; sample_t __attribute__((aligned(0x1000))) raw_data[((SAMPLESPERBUF * BYTESPERSAMPLE) + 0xfff) & ~0xfff];
gfxInitDefault(); gfxInitDefault();