From f1df814e7ff3f4dd817779fc0b8de3fa506aab37 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Fri, 14 Jun 2019 12:02:05 +0800
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Subject: [PATCH 06/11] playbin2: Add preferred audio/video sink
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Using env "PLAYBIN2_PREFERRED_VIDEOSINK" and
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"PLAYBIN2_PREFERRED_AUDIOSINK".
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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gst/playback/gstplaybin2.c | 31 +++++++++++++++++++++++++++++++
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1 file changed, 31 insertions(+)
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diff --git a/gst/playback/gstplaybin2.c b/gst/playback/gstplaybin2.c
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index f71b97752..b0879dbd3 100644
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--- a/gst/playback/gstplaybin2.c
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+++ b/gst/playback/gstplaybin2.c
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@@ -204,6 +204,7 @@
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#include "config.h"
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#endif
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+#include <stdlib.h>
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#include <string.h>
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#include <gst/gst.h>
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@@ -480,6 +481,9 @@ struct _GstPlayBin
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GList *contexts;
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gboolean is_live;
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+
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+ const gchar *apreferred;
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+ const gchar *vpreferred;
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};
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struct _GstPlayBinClass
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@@ -1585,6 +1589,9 @@ gst_play_bin_init (GstPlayBin * playbin)
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playbin->multiview_mode = GST_VIDEO_MULTIVIEW_FRAME_PACKING_NONE;
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playbin->multiview_flags = GST_VIDEO_MULTIVIEW_FLAGS_NONE;
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+
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+ playbin->apreferred = g_getenv ("PLAYBIN2_PREFERRED_AUDIOSINK");
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+ playbin->vpreferred = g_getenv ("PLAYBIN2_PREFERRED_VIDEOSINK");
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}
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static void
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@@ -4722,6 +4729,7 @@ autoplug_select_cb (GstElement * decodebin, GstPad * pad,
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GSequence *ave_seq = NULL;
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GSequenceIter *seq_iter;
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gboolean created_sink = FALSE;
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+ const gchar *preferred = NULL;
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playbin = group->playbin;
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@@ -4784,6 +4792,29 @@ autoplug_select_cb (GstElement * decodebin, GstPad * pad,
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ave_list = g_list_prepend (ave_list, NULL);
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}
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+ if (isaudiodec)
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+ preferred = playbin->apreferred;
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+ else if (isvideodec)
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+ preferred = playbin->vpreferred;
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+
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+ if (preferred) {
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+ for (l = ave_list; l; l = l->next) {
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+ ave = (GstAVElement *) l->data;
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+
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+ if (ave && ave->sink &&
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+ !strcmp (preferred, GST_OBJECT_NAME (ave->sink))) {
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+ GST_DEBUG_OBJECT (playbin,
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+ "Preferred sink '%s' for decoder '%s'",
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+ gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (ave->sink)),
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+ gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory)));
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+
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+ ave_list = g_list_delete_link (ave_list, l);
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+ ave_list = g_list_prepend (ave_list, ave);
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+ break;
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+ }
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+ }
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+ }
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+
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/* if it is a decoder and we don't have a fixed sink, then find out
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* the matching audio/video sink from GstAVElements list */
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for (l = ave_list; l; l = l->next) {
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--
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2.20.1
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