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output/jack: WriteSamples() returns size_t

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This commit is contained in:
Max Kellermann 2014-12-24 23:00:46 +01:00
parent cff47262da
commit cec2a837cf
1 changed files with 11 additions and 4 deletions
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15
src/output/plugins/JackOutputPlugin.cxx
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@ -111,7 +111,11 @@ struct JackOutput {
void Process(jack_nframes_t nframes);
void WriteSamples(const void *src, size_t n_frames);
/**
* @return the number of frames that were written
*/
size_t WriteSamples(const void *src, size_t n_frames);
size_t Play(const void *chunk, size_t size, Error &error);
};
@ -636,9 +640,11 @@ mpd_jack_delay(AudioOutput *ao)
: 0;
}
inline void
inline size_t
JackOutput::WriteSamples(const void *_src, size_t n_frames)
{
const size_t result = n_frames;
const float *src = (const float *)_src;
while (n_frames-- > 0) {
@ -648,6 +654,8 @@ JackOutput::WriteSamples(const void *_src, size_t n_frames)
sizeof(*src));
}
}
return result;
}
inline size_t
@ -689,8 +697,7 @@ JackOutput::Play(const void *chunk, size_t size, Error &error)
if (space < size)
size = space;
WriteSamples(chunk, size);
return size * frame_size;
return WriteSamples(chunk, size) * frame_size;
}
static size_t