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GstEnginePipeline: Perform EBU R 128 Loudness Normalization in floating-point

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Roman Lebedev 2023-07-18 23:08:21 +03:00 committed by Jonas Kvinge
parent 277e08b94a
commit 9fb15545bd
1 changed files with 6 additions and 1 deletions
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7
src/engine/gstenginepipeline.cpp
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@ -667,10 +667,15 @@ bool GstEnginePipeline::InitAudioBin(QString &error) {
// Link EBU R 128 loudness normalization volume element if enabled. // Link EBU R 128 loudness normalization volume element if enabled.
if (ebur128_loudness_normalization_ && ebur128_volume_) { if (ebur128_loudness_normalization_ && ebur128_volume_) {
if (!gst_element_link(element_link, ebur128_volume_)) { GstStaticCaps static_raw_fp_audio_caps = GST_STATIC_CAPS(
"audio/x-raw,"
"format = (string) { F32LE, F64LE }");
GstCaps *raw_fp_audio_caps = gst_static_caps_get(&static_raw_fp_audio_caps);
if (!gst_element_link_filtered(element_link, ebur128_volume_, raw_fp_audio_caps)) {
error = "Failed to link EBU R 128 volume element."; error = "Failed to link EBU R 128 volume element.";
return false; return false;
} }
gst_caps_unref(raw_fp_audio_caps);
element_link = ebur128_volume_; element_link = ebur128_volume_;
} }