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-rw-r--r--src/pcm_utils.c23
1 files changed, 2 insertions, 21 deletions
diff --git a/src/pcm_utils.c b/src/pcm_utils.c
index 63685e0b2..7fa95aa5e 100644
--- a/src/pcm_utils.c
+++ b/src/pcm_utils.c
@@ -343,33 +343,14 @@ size_t pcm_convert_size(const struct audio_format *inFormat, size_t src_size,
{
const double ratio = (double)outFormat->sample_rate /
(double)inFormat->sample_rate;
- const int shift = 2 * outFormat->channels;
size_t dest_size = src_size;
/* no partial frames allowed */
assert((src_size % audio_format_frame_size(inFormat)) == 0);
- switch (inFormat->bits) {
- case 8:
- dest_size <<= 1;
- break;
- case 16:
- break;
- case 24:
- dest_size = (dest_size / 4) * 2;
- break;
- default:
- FATAL("only 8 or 16 bits are supported for conversion!\n");
- }
-
- if (inFormat->channels != outFormat->channels) {
- dest_size /= inFormat->channels;
- dest_size *= outFormat->channels;
- }
-
- dest_size /= shift;
+ dest_size /= audio_format_frame_size(inFormat);
dest_size = floor(0.5 + (double)dest_size * ratio);
- dest_size *= shift;
+ dest_size *= audio_format_frame_size(outFormat);
return dest_size;
}