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Add constants for chromaprinter decode rate & channels.

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This commit is contained in:
John Maguire 2012-02-02 14:15:55 +01:00
parent 4157169ab5
commit 822d766a04
1 changed files with 5 additions and 3 deletions
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8
src/musicbrainz/chromaprinter.cpp
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@ -29,6 +29,8 @@
#include "core/logging.h" #include "core/logging.h"
#include "core/timeconstants.h" #include "core/timeconstants.h"
static const int kDecodeRate = 11025;
static const int kDecodeChannels = 1;
Chromaprinter::Chromaprinter(const QString& filename) Chromaprinter::Chromaprinter(const QString& filename)
: filename_(filename), : filename_(filename),
@ -86,8 +88,8 @@ QString Chromaprinter::CreateFingerprint() {
GstCaps* caps = gst_caps_new_simple( GstCaps* caps = gst_caps_new_simple(
"audio/x-raw-int", "audio/x-raw-int",
"width", G_TYPE_INT, 16, "width", G_TYPE_INT, 16,
"channels", G_TYPE_INT, 1, "channels", G_TYPE_INT, kDecodeChannels,
"rate", G_TYPE_INT, 11025, "rate", G_TYPE_INT, kDecodeRate,
NULL); NULL);
gst_element_link_filtered(resample, sink, caps); gst_element_link_filtered(resample, sink, caps);
gst_caps_unref(caps); gst_caps_unref(caps);
@ -123,7 +125,7 @@ QString Chromaprinter::CreateFingerprint() {
QByteArray data = buffer_.data(); QByteArray data = buffer_.data();
ChromaprintContext* chromaprint = chromaprint_new(CHROMAPRINT_ALGORITHM_DEFAULT); ChromaprintContext* chromaprint = chromaprint_new(CHROMAPRINT_ALGORITHM_DEFAULT);
chromaprint_start(chromaprint, 11025, 1); chromaprint_start(chromaprint, kDecodeRate, kDecodeChannels);
chromaprint_feed(chromaprint, reinterpret_cast<void*>(data.data()), data.size() / 2); chromaprint_feed(chromaprint, reinterpret_cast<void*>(data.data()), data.size() / 2);
chromaprint_finish(chromaprint); chromaprint_finish(chromaprint);