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fix: improve find_best_hw_plugin

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This commit is contained in:
Michael Scherle 2026-05-26 17:23:14 +02:00
parent cabbac5794
commit 8250cc3aee
1 changed files with 23 additions and 24 deletions
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47
server/gstreamer-encoder.c
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@ -1011,47 +1011,46 @@ int getRenderNum(const char *rendernode) {
#endif
}
static gchar *find_best_hw_plugin(const gchar *codec_name, const char *rendernode)
{
static gchar *find_best_hw_plugin(const gchar *codec_name, const char *rendernode) {
// first plugin is also va but for a specific render
char plugins[][16] = {"", "va", "msdk", "vaapi"};
char plugins[][20] = {"", "va", "msdk", "vaapi"};
const char *postproc[] = {"postproc", "postproc", "vpp", "postproc"};
int renderNum = getRenderNum(rendernode);
gchar *feature_name = NULL;
int i = 1;
// If a specific render node is provided, setup slot 0
int renderNum = getRenderNum(rendernode);
if (renderNum != -1 && renderNum != 128) {
snprintf(plugins[0], sizeof(plugins[0]), "varenderD%d", renderNum);
i = 0;
i = 0; // Start at our custom "varenderDXX" slot
}
for (; i < G_N_ELEMENTS(plugins); i++) {
for (; i < G_N_ELEMENTS(plugins); i++) {
gchar *feature_name = NULL;
if (codec_name == NULL) {
// Non-codec/post-processing lookup
feature_name = g_strdup_printf("%s%s", plugins[i], postproc[i]);
if (!gst_features_lookup(feature_name)) {
g_free(feature_name);
continue;
if (gst_features_lookup(feature_name)) {
return feature_name;
}
g_free(feature_name);
} else {
feature_name = g_strconcat(plugins[i], codec_name, "enc", NULL);
if (!gst_features_lookup(feature_name)) {
g_free(feature_name);
// Fallback to low-power encoder alternative
feature_name = g_strconcat(plugins[i], codec_name, "lpenc", NULL);
if (!gst_features_lookup(feature_name)) {
g_free(feature_name);
continue;
}
if (gst_features_lookup(feature_name)) {
return feature_name;
}
g_free(feature_name);
// Fallback to low-power encoder
feature_name = g_strconcat(plugins[i], codec_name, "lpenc", NULL);
if (gst_features_lookup(feature_name)) {
return feature_name;
}
g_free(feature_name);
}
return feature_name;
}
return NULL;
return NULL; // No compatible plugin found
}
static gchar *get_hw_gstenc_opts(const gchar *encoder, const gchar *codec_name)