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| author | Max Kellermann <max@duempel.org> | 2008-08-26 08:27:13 +0200 |
|---|---|---|
| committer | Eric Wong <normalperson@yhbt.net> | 2008-08-30 19:46:22 -0700 |
| commit | 6bb58f41a999fba23a758c072c8c1fd87cf209d3 (patch) | |
| tree | e68c46c9f6e191044d63877cdac51cdf3f48ea56 /src | |
| parent | 66ecc1901ad51a1c8a54064fd5ac33454a7cd4b2 (diff) | |
| download | mpd-6bb58f41a999fba23a758c072c8c1fd87cf209d3.tar.gz mpd-6bb58f41a999fba23a758c072c8c1fd87cf209d3.tar.xz mpd-6bb58f41a999fba23a758c072c8c1fd87cf209d3.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.
Diffstat (limited to 'src')
| -rw-r--r-- | src/inputPlugins/mp3_plugin.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/inputPlugins/mp3_plugin.c b/src/inputPlugins/mp3_plugin.c index 16770e63f..40a2b9c73 100644 --- a/src/inputPlugins/mp3_plugin.c +++ b/src/inputPlugins/mp3_plugin.c @@ -850,7 +850,7 @@ static void mp3Read_seek(mp3DecodeData * data) static int mp3Read(mp3DecodeData * data, ReplayGainInfo ** replayGainInfo) { - unsigned int pcm_length; + unsigned int pcm_length, max_samples; unsigned int i; int ret; int skip; @@ -945,14 +945,15 @@ static int mp3Read(mp3DecodeData * data, ReplayGainInfo ** replayGainInfo) pcm_length -= data->dropSamplesAtEnd; } + max_samples = sizeof(data->outputBuffer) / + (2 * MAD_NCHANNELS(&(data->frame).header)); + while (i < pcm_length) { enum dc_action action; - 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; num_samples = dither_buffer((mpd_sint16 *) |