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BugFix gstreamer HW decoding

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Enforce low priority when disabling on launch.
This commit is contained in:
Bruno Herbelin
2022-03-23 22:01:07 +01:00
parent a80074dc21
commit 86c4581a50
1 changed files with 13 additions and 14 deletions
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27
GstToolkit.cpp
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@@ -213,11 +213,11 @@ string GstToolkit::gst_version()
#if GST_GL_HAVE_PLATFORM_GLX
// https://gstreamer.freedesktop.org/documentation/nvcodec/index.html?gi-language=c#plugin-nvcodec
// list ordered with higher priority first (e.g. nvidia proprietary before vaapi)
const char *plugins[11] = { "nvh264dec", "nvh265dec", "nvmpeg2videodec", "nvmpeg4videodec", "nvvp8dec", "nvvp9dec",
"vaapidecodebin", "omxmpeg4videodec", "omxmpeg2dec", "omxh264dec", "vdpaumpegdec",
// list ordered with higher priority at the end (e.g. nvidia proprietary before vaapi)
const char *plugins[12] = { "vdpaumpegdec", "omxh264dec", "omxmpeg2dec", "omxmpeg4videodec", "vaapidecodebin",
"nvh264dec", "nvh265dec", "nvmpegvideodec", "nvmpeg2videodec", "nvmpeg4videodec", "nvvp8dec", "nvvp9dec"
};
const int N = 11;
const int N = 12;
#elif GST_GL_HAVE_PLATFORM_CGL
const char *plugins[2] = { "vtdec_hw", "vtdechw" };
const int N = 2;
@@ -236,16 +236,15 @@ std::list<std::string> GstToolkit::enable_gpu_decoding_plugins(bool enable)
if ( plugins_register == nullptr )
plugins_register = gst_registry_get();
static bool enabled_ = false;
if (enabled_ != enable) {
enabled_ = enable;
for (int i = 0; i < N; i++) {
GstPluginFeature* feature = gst_registry_lookup_feature(plugins_register, plugins[i]);
if(feature != NULL) {
plugins_list_.push_front( string( plugins[i] ) );
gst_plugin_feature_set_rank(feature, enable ? GST_RANK_PRIMARY + (N-i) : GST_RANK_MARGINAL);
gst_object_unref(feature);
}
int n = 0;
for (int i = 0; i < N; i++) {
GstPluginFeature* feature = gst_registry_lookup_feature(plugins_register, plugins[i]);
if(feature != NULL) {
++n;
plugins_list_.push_front( string( plugins[i] ) );
gst_plugin_feature_set_rank(feature, enable ? GST_RANK_PRIMARY + n : GST_RANK_MARGINAL + n);
// g_printerr("Gstreamer plugin %s set to %d \n", plugins[i], enable ? GST_RANK_PRIMARY + n : GST_RANK_MARGINAL + n);
gst_object_unref(feature);
}
}