From e166ddf46f16ca115372bc05a880e47deafc23c1 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Tue, 2 Oct 2012 08:29:52 +0200 Subject: pcm_channels: support floating point samples --- src/pcm_channels.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/pcm_channels.h') diff --git a/src/pcm_channels.h b/src/pcm_channels.h index 1e4a0991f..6da00316d 100644 --- a/src/pcm_channels.h +++ b/src/pcm_channels.h @@ -77,4 +77,21 @@ pcm_convert_channels_32(struct pcm_buffer *buffer, unsigned src_channels, const int32_t *src, size_t src_size, size_t *dest_size_r); +/** + * Changes the number of channels in 32 bit float PCM data. + * + * @param buffer the destination pcm_buffer object + * @param dest_channels the number of channels requested + * @param src_channels the number of channels in the source buffer + * @param src the source PCM buffer + * @param src_size the number of bytes in #src + * @param dest_size_r returns the number of bytes of the destination buffer + * @return the destination buffer + */ +const float * +pcm_convert_channels_float(struct pcm_buffer *buffer, + unsigned dest_channels, + unsigned src_channels, const float *src, + size_t src_size, size_t *dest_size_r); + #endif -- cgit v1.2.3