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Query the sample rate

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This commit is contained in:
Alexander Kojevnikov 2010-05-17 09:38:12 +10:00
parent acb3097f4b
commit c7e088496f
1 changed files with 14 additions and 1 deletions
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15
src/spek-source.vala
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@ -27,7 +27,8 @@ namespace Spek {
public int threshold { get; construct; }
// TODO: file a bug, cannot s/set/construct/
public Callback callback {get; set; }
public int64 duration { get; private set; }
public int64 duration { get; private set; default = 0; }
public int rate { get; private set; default = 0; }
public delegate void Callback (int sample, float[] values);
@ -79,6 +80,18 @@ namespace Spek {
pipeline.get_state (null, null, -1);
}
// Get the sample rate.
var caps = pad.get_caps ();
for (int i = 0; i < caps.get_size (); i++) {
var structure = caps.get_structure (i);
int rate;
if (structure.get_int ("rate", out rate) && rate > 0) {
this.rate = rate;
break;
}
}
// Get the duration.
// TODO: replace with Pad.query_duration when bgo#617260 is fixed
var query = new Query.duration (Format.TIME);
pad.query (query);