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meta-digi/meta-digi-dey/recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad-1.8.3/0007-camerabin-Add-one-prop...

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From b19b98028730e772d7044375b79e4f5508c5a6a3 Mon Sep 17 00:00:00 2001
From: Song Bing <b06498@freescale.com>
Date: Fri, 13 Mar 2015 17:31:29 +0800
Subject: [PATCH] camerabin: Add one property to set sink element for video
recording pipeline
Add one property to set sink element for video recording. Default is
filesink.
https://bugzilla.gnome.org/show_bug.cgi?id=744508
Upstream Status: Inappropriate [i.MX specific]
Signed-off-by: Lyon Wang <lyon.wang@freescale.com>
---
gst/camerabin2/gstcamerabin2.c | 73 +++++++++++++++++++++++++++++++++++-------
gst/camerabin2/gstcamerabin2.h | 1 +
2 files changed, 63 insertions(+), 11 deletions(-)
diff --git a/gst/camerabin2/gstcamerabin2.c b/gst/camerabin2/gstcamerabin2.c
index d0876d5ecc59..31c1e7f5668d 100644
--- a/gst/camerabin2/gstcamerabin2.c
+++ b/gst/camerabin2/gstcamerabin2.c
@@ -220,6 +220,7 @@ enum
PROP_MUTE_AUDIO,
PROP_AUDIO_CAPTURE_SUPPORTED_CAPS,
PROP_AUDIO_CAPTURE_CAPS,
+ PROP_VIDEO_SINK,
PROP_ZOOM,
PROP_MAX_ZOOM,
PROP_IMAGE_ENCODING_PROFILE,
@@ -359,7 +360,7 @@ gst_camera_bin_start_capture (GstCameraBin2 * camerabin)
/* check that we have a valid location */
if (camerabin->mode == MODE_VIDEO) {
- if (camerabin->location == NULL) {
+ if (camerabin->location == NULL && !camerabin->user_video_sink) {
GST_ELEMENT_ERROR (camerabin, RESOURCE, OPEN_WRITE,
(_("File location is set to NULL, please set it to a valid filename")), (NULL));
return;
@@ -494,10 +495,13 @@ gst_camera_bin_src_notify_readyforcapture (GObject * obj, GParamSpec * pspec,
if (camera->mode == MODE_VIDEO) {
/* a video recording is about to start, change the filesink location */
gst_element_set_state (camera->videosink, GST_STATE_NULL);
- location = g_strdup_printf (camera->location, camera->capture_index);
- GST_DEBUG_OBJECT (camera, "Switching videobin location to %s", location);
- g_object_set (camera->videosink, "location", location, NULL);
- g_free (location);
+ /* shouldn't set location for user_video_sink */
+ if (!camera->user_video_sink) {
+ location = g_strdup_printf (camera->location, camera->capture_index);
+ GST_DEBUG_OBJECT (camera, "Switching videobin location to %s", location);
+ g_object_set (camera->videosink, "location", location, NULL);
+ g_free (location);
+ }
if (gst_element_set_state (camera->videosink, GST_STATE_PLAYING) ==
GST_STATE_CHANGE_FAILURE) {
/* Resets the latest state change return, that would be a failure
@@ -552,6 +556,8 @@ gst_camera_bin_dispose (GObject * object)
if (camerabin->videosink)
gst_object_unref (camerabin->videosink);
+ if (camerabin->user_video_sink)
+ gst_object_unref (camerabin->user_video_sink);
if (camerabin->video_encodebin)
gst_object_unref (camerabin->video_encodebin);
if (camerabin->videobin_capsfilter)
@@ -672,6 +678,12 @@ gst_camera_bin_class_init (GstCameraBin2Class * klass)
" taken into use on the next null to ready transition",
GST_TYPE_ELEMENT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ g_object_class_install_property (object_class, PROP_VIDEO_SINK,
+ g_param_spec_object ("video-sink", "Video sink",
+ "The video sink element to be used on video recordings. It is only"
+ " taken into use on the next null to ready transition",
+ GST_TYPE_ELEMENT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
g_object_class_install_property (object_class, PROP_MUTE_AUDIO,
g_param_spec_boolean ("mute", "Mute",
"If the audio recording should be muted. Note that this still "
@@ -1536,13 +1548,30 @@ gst_camera_bin_create_elements (GstCameraBin2 * camera)
g_signal_connect (camera->video_encodebin, "element-added",
(GCallback) encodebin_element_added, camera);
- camera->videosink =
- gst_element_factory_make ("filesink", "videobin-filesink");
+ /* check if we need to replace the videosink */
+ if (camera->videosink) {
+ if (camera->user_video_sink && camera->user_video_sink != camera->videosink) {
+ gst_bin_remove (GST_BIN_CAST (camera), camera->videosink);
+ gst_object_unref (camera->videosink);
+ camera->videosink = NULL;
+ }
+ }
+
if (!camera->videosink) {
- missing_element_name = "filesink";
- goto missing_element;
+ if (camera->user_video_sink) {
+ camera->videosink = gst_object_ref (camera->user_video_sink);
+ } else {
+ camera->videosink =
+ gst_element_factory_make ("filesink", "videobin-filesink");
+ if (!camera->videosink) {
+ missing_element_name = "filesink";
+ goto missing_element;
+ }
+ g_object_set (camera->videosink, "async", FALSE, NULL);
+ }
}
- g_object_set (camera->videosink, "async", FALSE, NULL);
+
+ g_assert (camera->videosink != NULL);
/* audio elements */
if (!camera->audio_volume) {
@@ -1665,7 +1694,9 @@ gst_camera_bin_create_elements (GstCameraBin2 * camera)
gst_element_set_locked_state (camera->videosink, TRUE);
gst_element_set_locked_state (camera->imagesink, TRUE);
- g_object_set (camera->videosink, "location", camera->location, NULL);
+ if (!camera->user_video_sink) {
+ g_object_set (camera->videosink, "location", camera->location, NULL);
+ }
g_object_set (camera->imagesink, "location", camera->location, NULL);
}
@@ -2031,6 +2062,20 @@ gst_camera_bin_set_audio_src (GstCameraBin2 * camera, GstElement * src)
}
static void
+gst_camera_bin_set_video_sink (GstCameraBin2 * camera, GstElement * sink)
+{
+ GST_DEBUG_OBJECT (GST_OBJECT (camera),
+ "Setting video sink %" GST_PTR_FORMAT, sink);
+
+ if (camera->user_video_sink)
+ g_object_unref (camera->user_video_sink);
+
+ if (sink)
+ g_object_ref (sink);
+ camera->user_video_sink = sink;
+}
+
+static void
gst_camera_bin_set_camera_src (GstCameraBin2 * camera, GstElement * src)
{
GST_DEBUG_OBJECT (GST_OBJECT (camera),
@@ -2063,6 +2108,9 @@ gst_camera_bin_set_property (GObject * object, guint prop_id,
case PROP_AUDIO_SRC:
gst_camera_bin_set_audio_src (camera, g_value_get_object (value));
break;
+ case PROP_VIDEO_SINK:
+ gst_camera_bin_set_video_sink (camera, g_value_get_object (value));
+ break;
case PROP_MUTE_AUDIO:
g_object_set (camera->audio_volume, "mute", g_value_get_boolean (value),
NULL);
@@ -2246,6 +2294,9 @@ gst_camera_bin_get_property (GObject * object, guint prop_id,
case PROP_AUDIO_SRC:
g_value_set_object (value, camera->user_audio_src);
break;
+ case PROP_VIDEO_SINK:
+ g_value_set_object (value, camera->user_video_sink);
+ break;
case PROP_MUTE_AUDIO:{
gboolean mute;
diff --git a/gst/camerabin2/gstcamerabin2.h b/gst/camerabin2/gstcamerabin2.h
index ba55a7ea0dff..9e090b62b677 100644
--- a/gst/camerabin2/gstcamerabin2.h
+++ b/gst/camerabin2/gstcamerabin2.h
@@ -71,6 +71,7 @@ struct _GstCameraBin2
GstElement *video_encodebin;
gulong video_encodebin_signal_id;
GstElement *videosink;
+ GstElement *user_video_sink;
GstElement *videobin_capsfilter;
GstElement *viewfinderbin;
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