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camerabin2: Move to encodebin

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This commit is contained in:
Thiago Santos 2010-12-27 11:29:42 -03:00
parent 31dbc2eeba
commit f1d02cf0c0
3 changed files with 52 additions and 16 deletions
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2
gst/camerabin2/Makefile.am
View file

@ -17,7 +17,7 @@ libgstcamerabin2_la_CFLAGS = \
libgstcamerabin2_la_LIBADD = \
$(top_builddir)/gst-libs/gst/interfaces/libgstphotography-$(GST_MAJORMINOR).la \
$(top_builddir)/gst-libs/gst/basecamerabinsrc/libgstbasecamerabinsrc-$(GST_MAJORMINOR).la \
$(GST_PLUGINS_BASE_LIBS) -lgstinterfaces-$(GST_MAJORMINOR) -lgsttag-$(GST_MAJORMINOR) -lgstapp-$(GST_MAJORMINOR) \
$(GST_PLUGINS_BASE_LIBS) -lgstinterfaces-$(GST_MAJORMINOR) -lgsttag-$(GST_MAJORMINOR) -lgstapp-$(GST_MAJORMINOR) -lgstpbutils-$(GST_MAJORMINOR) \
$(GST_BASE_LIBS) $(GST_LIBS)
libgstcamerabin2_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)

62
gst/camerabin2/gstcamerabin2.c
View file

@ -28,7 +28,7 @@
/*
* Detail Topics:
*
* videorecordingbin state management (for now on videobin)
* videorecordingbin state management (for now on called 'videobin')
* - The problem: keeping videobin state in sync with camerabin will make it
* go to playing when it might not be used, causing its internal
* filesink to open a file that might be left blank.
@ -50,6 +50,7 @@
#endif
#include <gst/basecamerabinsrc/gstbasecamerasrc.h>
#include <gst/pbutils/encoding-profile.h>
#include "gstcamerabin2.h"
GST_DEBUG_CATEGORY_STATIC (gst_camera_bin_debug);
@ -188,15 +189,17 @@ gst_camera_bin_src_notify_readyforcapture (GObject * obj, GParamSpec * pspec,
/* a video recording is about to start, we reset the videobin to clear eos/flushing state
* also need to clean the queue ! capsfilter before it */
gst_element_set_state (camera->videobin, GST_STATE_NULL);
gst_element_set_state (camera->encodebin, GST_STATE_NULL);
gst_element_set_state (camera->videosink, GST_STATE_NULL);
gst_element_set_state (camera->videobin_queue, GST_STATE_NULL);
gst_element_set_state (camera->videobin_capsfilter, GST_STATE_NULL);
location =
g_strdup_printf (camera->video_location, camera->video_index++);
GST_DEBUG_OBJECT (camera, "Switching videobin location to %s", location);
g_object_set (camera->videobin, "location", location, NULL);
g_object_set (camera->videosink, "location", location, NULL);
g_free (location);
gst_element_set_state (camera->videobin, GST_STATE_PLAYING);
gst_element_set_state (camera->encodebin, GST_STATE_PLAYING);
gst_element_set_state (camera->videosink, GST_STATE_PLAYING);
gst_element_set_state (camera->videobin_capsfilter, GST_STATE_PLAYING);
gst_element_set_state (camera->videobin_queue, GST_STATE_PLAYING);
}
@ -226,9 +229,10 @@ gst_camera_bin_dispose (GObject * object)
if (camerabin->viewfinderbin_capsfilter)
gst_object_unref (camerabin->viewfinderbin_capsfilter);
if (camerabin->videobin)
gst_object_unref (camerabin->videobin);
if (camerabin->videosink)
gst_object_unref (camerabin->videosink);
if (camerabin->encodebin)
gst_object_unref (camerabin->encodebin);
if (camerabin->videobin_queue)
gst_object_unref (camerabin->videobin_queue);
if (camerabin->videobin_capsfilter)
@ -411,9 +415,31 @@ gst_camera_bin_create_elements (GstCameraBin * camera)
if (!camera->elements_created) {
camera->videobin =
gst_element_factory_make ("videorecordingbin", "videobin");
camera->encodebin = gst_element_factory_make ("encodebin", NULL);
camera->videosink =
gst_element_factory_make ("filesink", "videobin-filesink");
camera->imagebin = gst_element_factory_make ("imagecapturebin", "imagebin");
g_object_set (camera->videosink, "async", FALSE, NULL);
{
GstEncodingContainerProfile *prof;
GstCaps *caps;
caps = gst_caps_new_simple ("application/ogg", NULL);
prof = gst_encoding_container_profile_new ("ogg", "theora+ogg", caps,
NULL);
gst_caps_unref (caps);
caps = gst_caps_new_simple ("video/x-theora", NULL);
if (!gst_encoding_container_profile_add_profile (prof,
(GstEncodingProfile *) gst_encoding_video_profile_new (caps,
NULL, NULL, 1))) {
GST_WARNING_OBJECT (camera, "Failed to create encoding profiles");
}
gst_caps_unref (caps);
g_object_set (camera->encodebin, "profile", prof, NULL);
gst_encoding_profile_unref (prof);
}
camera->videobin_queue =
gst_element_factory_make ("queue", "videobin-queue");
@ -423,14 +449,19 @@ gst_camera_bin_create_elements (GstCameraBin * camera)
gst_element_factory_make ("queue", "viewfinderbin-queue");
gst_bin_add_many (GST_BIN_CAST (camera),
gst_object_ref (camera->videobin), gst_object_ref (camera->imagebin),
gst_object_ref (camera->encodebin),
gst_object_ref (camera->videosink),
gst_object_ref (camera->imagebin),
gst_object_ref (camera->videobin_queue),
gst_object_ref (camera->imagebin_queue),
gst_object_ref (camera->viewfinderbin_queue), NULL);
/* Linking can be optimized TODO */
gst_element_link_many (camera->videobin_queue, camera->videobin_capsfilter,
camera->videobin, NULL);
NULL);
gst_element_link (camera->encodebin, camera->videosink);
gst_element_link (camera->videobin_capsfilter, camera->encodebin);
gst_element_link_many (camera->imagebin_queue, camera->imagebin_capsfilter,
camera->imagebin, NULL);
gst_element_link_many (camera->viewfinderbin_queue,
@ -444,9 +475,9 @@ gst_camera_bin_create_elements (GstCameraBin * camera)
* the source's ready-for-capture goes to FALSE it means it is
* starting recording, so we should prepare the video bin.
*/
gst_element_set_locked_state (camera->videobin, TRUE);
gst_element_set_locked_state (camera->videosink, TRUE);
g_object_set (camera->videobin, "location", camera->video_location, NULL);
g_object_set (camera->videosink, "location", camera->video_location, NULL);
g_object_set (camera->imagebin, "location", camera->image_location, NULL);
}
@ -520,8 +551,11 @@ gst_camera_bin_change_state (GstElement * element, GstStateChange trans)
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, trans);
switch (trans) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_element_set_state (camera->videosink, GST_STATE_READY);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
gst_element_set_state (camera->videobin, GST_STATE_NULL);
gst_element_set_state (camera->videosink, GST_STATE_NULL);
break;
default:
break;

4
gst/camerabin2/gstcamerabin2.h
View file

@ -41,7 +41,9 @@ struct _GstCameraBin
GstElement *user_src;
gulong src_capture_notify_id;
GstElement *videobin;
//GstElement *videobin;
GstElement *encodebin;
GstElement *videosink;
GstElement *videobin_queue;
GstElement *videobin_capsfilter;