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authorMax Kellermann <max@duempel.org>2009-02-25 21:56:48 +0100
committerMax Kellermann <max@duempel.org>2009-02-25 21:56:48 +0100
commit883e31d55b9265589e544c0b75a2367fd01c4d8b (patch)
tree386621d6407c49a6bac72c7cf7737dc6459ff47b /src/output/mvp_plugin.c
parentb4c65cac8cb83bb8e1b3960e6b271d1c00eebbab (diff)
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mvp: moved code to mvp_find_sample_rate()
Moved the table lookup code to a separate function.
Diffstat (limited to 'src/output/mvp_plugin.c')
-rw-r--r--src/output/mvp_plugin.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/src/output/mvp_plugin.c b/src/output/mvp_plugin.c
index efa016f23..2bf79afad 100644
--- a/src/output/mvp_plugin.c
+++ b/src/output/mvp_plugin.c
@@ -83,6 +83,21 @@ static const unsigned mvp_sample_rates[][3] = {
{15, 96000, 48000}
};
+/**
+ * Translate a sample rate to a MVP sample rate.
+ *
+ * @param sample_rate the sample rate in Hz
+ */
+static unsigned
+mvp_find_sample_rate(unsigned sample_rate)
+{
+ for (unsigned i = 0; i < G_N_ELEMENTS(mvp_sample_rates); ++i)
+ if (mvp_sample_rates[i][1] == sample_rate)
+ return mvp_sample_rates[i][0];
+
+ return (unsigned)-1;
+}
+
static bool
mvp_output_test_default_device(void)
{
@@ -121,7 +136,6 @@ mvp_output_finish(void *data)
static bool
mvp_set_pcm_params(struct mvp_data *md, struct audio_format *audio_format)
{
- unsigned iloop;
unsigned mix[5];
switch (audio_format->channels) {
@@ -165,14 +179,8 @@ mvp_set_pcm_params(struct mvp_data *md, struct audio_format *audio_format)
/*
* if there is an exact match for the frequency, use it.
*/
- for (iloop = 0; iloop < G_N_ELEMENTS(mvp_sample_rates); iloop++) {
- if (audio_format->sample_rate == mvp_sample_rates[iloop][1]) {
- mix[2] = mvp_sample_rates[iloop][0];
- break;
- }
- }
-
- if (iloop >= G_N_ELEMENTS(mvp_sample_rates)) {
+ mix[2] = mvp_find_sample_rate(audio_format->sample_rate);
+ if (mix[2] == (unsigned)-1) {
g_warning("Can not find suitable output frequency for %u\n",
audio_format->sample_rate);
return false;