diff options
Diffstat (limited to 'src/pcm_utils.c')
| -rw-r--r-- | src/pcm_utils.c | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/src/pcm_utils.c b/src/pcm_utils.c index 5465af65e..c1be8d167 100644 --- a/src/pcm_utils.c +++ b/src/pcm_utils.c @@ -255,17 +255,36 @@ size_t pcm_sizeOfOutputBufferForAudioFormatConversion(AudioFormat * inFormat, char * inBuffer, size_t inSize, AudioFormat * outFormat) { const int shift = sizeof(mpd_sint16); - mpd_uint32 nlen = (((inSize >> shift) * - (mpd_uint32)(outFormat->sampleRate)) / - inFormat->sampleRate); + size_t outSize = inSize; - nlen <<= shift; + switch(inFormat->bits) { + case 8: + outSize = outSize << 1; + break; + case 16: + break; + default: + ERROR("only 8 or 16 bits are supported for conversion!\n"); + exit(EXIT_FAILURE); + } + switch(inFormat->channels) { + case 1: + outSize = (outSize >> 1) << 2; + break; + case 2: + break; + default: + ERROR("only 1 or 2 channels are supported for conversion!\n"); + exit(EXIT_FAILURE); + } + + outSize = (((outSize >> shift) * (mpd_uint32)(outFormat->sampleRate)) / + inFormat->sampleRate); - assert(outFormat->bits==16); - assert(outFormat->channels==2); + outSize <<= shift; - return nlen; + return outSize; } /* vim:set shiftwidth=8 tabstop=8 expandtab: */ |