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pcm: added API documentation

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This commit is contained in:
Max Kellermann
2009-02-21 18:14:20 +01:00
parent cae7c160a3
commit f0554d9a75
6 changed files with 130 additions and 1 deletions
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23
src/pcm_format.h
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@@ -25,11 +25,34 @@
struct pcm_buffer;
struct pcm_dither_24;
/**
* Converts PCM samples to 16 bit. If the source format is 24 bit,
* then dithering is applied.
*
* @param buffer a pcm_buffer object
* @param dither a pcm_dither_24 object for 24-to-16 conversion
* @param bits the number of in the source buffer
* @param src the source PCM buffer
* @param src_size the size of #src in bytes
* @param dest_size_r returns the number of bytes of the destination buffer
* @return the destination buffer
*/
const int16_t *
pcm_convert_to_16(struct pcm_buffer *buffer, struct pcm_dither_24 *dither,
uint8_t bits, const void *src,
size_t src_size, size_t *dest_size_r);
/**
* Converts PCM samples to 24 bit (32 bit alignment).
*
* @param buffer a pcm_buffer object
* @param dither a pcm_dither_24 object for 24-to-16 conversion
* @param bits the number of in the source buffer
* @param src the source PCM buffer
* @param src_size the size of #src in bytes
* @param dest_size_r returns the number of bytes of the destination buffer
* @return the destination buffer
*/
const int32_t *
pcm_convert_to_24(struct pcm_buffer *buffer,
uint8_t bits, const void *src,