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| author | Max Kellermann <max@duempel.org> | 2008-08-26 08:27:13 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2008-08-26 08:27:13 +0200 |
| commit | 2a9608536c83373ae43c395176c5b41c5a5b5dec (patch) | |
| tree | 8972e6415f4d6728ec95fec7d5b618fa2618311e | |
| parent | 3f55b5a1e42eb6e1d60292bada5697ecf7112feb (diff) | |
| download | mpd-2a9608536c83373ae43c395176c5b41c5a5b5dec.tar.gz mpd-2a9608536c83373ae43c395176c5b41c5a5b5dec.tar.xz mpd-2a9608536c83373ae43c395176c5b41c5a5b5dec.zip | |
mp3: moved num_samples calculation out of the loop
The previous patch removed all loop specific dependencies from the
num_samples formula; we can now calculate it before entering the loop.
| -rw-r--r-- | src/inputPlugins/mp3_plugin.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/inputPlugins/mp3_plugin.c b/src/inputPlugins/mp3_plugin.c index cba201817..beb59ea7e 100644 --- a/src/inputPlugins/mp3_plugin.c +++ b/src/inputPlugins/mp3_plugin.c @@ -830,7 +830,7 @@ static int openMp3FromInputStream(InputStream * inStream, mp3DecodeData * data, static int mp3Read(mp3DecodeData * data, struct decoder *decoder, ReplayGainInfo ** replayGainInfo) { - unsigned int pcm_length; + unsigned int pcm_length, max_samples; unsigned int i; int ret; int skip; @@ -922,12 +922,14 @@ static int mp3Read(mp3DecodeData * data, struct decoder *decoder, pcm_length -= data->dropSamplesAtEnd; } + max_samples = sizeof(data->outputBuffer) / + (2 * MAD_NCHANNELS(&(data->frame).header)); + while (i < pcm_length) { enum decoder_command cmd; - unsigned int num_samples = sizeof(data->outputBuffer) / - (2 * MAD_NCHANNELS(&(data->frame).header)); - if (num_samples > pcm_length - i) - num_samples = pcm_length - i; + unsigned int num_samples = pcm_length - i; + if (num_samples > max_samples) + num_samples = max_samples; i += num_samples; |