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decoder/audiofile: split audiofile_get_duration()

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This commit is contained in:
Max Kellermann 2014-07-10 08:31:41 +02:00
parent 9ddb5931fb
commit 2e1347aba4
1 changed files with 11 additions and 4 deletions
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15
src/decoder/plugins/AudiofileDecoderPlugin.cxx
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@ -53,18 +53,25 @@ struct AudioFileInputStream {
} }
}; };
gcc_pure
static double
audiofile_get_duration(AFfilehandle fh)
{
double frame_count = afGetFrameCount(fh, AF_DEFAULT_TRACK);
double rate = afGetRate(fh, AF_DEFAULT_TRACK);
return frame_count / rate;
}
gcc_pure gcc_pure
static int static int
audiofile_get_duration(Path path_fs) audiofile_get_duration(Path path_fs)
{ {
int total_time;
AFfilehandle af_fp = afOpenFile(path_fs.c_str(), "r", nullptr); AFfilehandle af_fp = afOpenFile(path_fs.c_str(), "r", nullptr);
if (af_fp == AF_NULL_FILEHANDLE) { if (af_fp == AF_NULL_FILEHANDLE) {
return -1; return -1;
} }
total_time = (int) int total_time = int(audiofile_get_duration(af_fp));
((double)afGetFrameCount(af_fp, AF_DEFAULT_TRACK)
/ afGetRate(af_fp, AF_DEFAULT_TRACK));
afCloseFile(af_fp); afCloseFile(af_fp);
return total_time; return total_time;
} }