1 /* 2 * GStreamer 3 * Copyright (C) 2009 Julien Isorce <julien.isorce@gmail.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_GL_BASE_MIXER_H__ 22 #define __GST_GL_BASE_MIXER_H__ 23 24 #include <gst/gst.h> 25 #include <gst/video/video.h> 26 #include <gst/gl/gl.h> 27 #include <gst/video/gstvideoaggregator.h> 28 29 G_BEGIN_DECLS 30 31 #define GST_TYPE_GL_BASE_MIXER_PAD (gst_gl_base_mixer_pad_get_type()) 32 #define GST_GL_BASE_MIXER_PAD(obj) \ 33 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_BASE_MIXER_PAD, GstGLBaseMixerPad)) 34 #define GST_GL_BASE_MIXER_PAD_CLASS(klass) \ 35 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_BASE_MIXER_PAD, GstGLBaseMixerPadClass)) 36 #define GST_IS_GL_BASE_MIXER_PAD(obj) \ 37 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_BASE_MIXER_PAD)) 38 #define GST_IS_GL_BASE_MIXER_PAD_CLASS(klass) \ 39 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_BASE_MIXER_PAD)) 40 #define GST_GL_BASE_MIXER_PAD_GET_CLASS(obj) \ 41 (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_GL_BASE_MIXER_PAD,GstGLBaseMixerPadClass)) 42 43 typedef struct _GstGLBaseMixerPad GstGLBaseMixerPad; 44 typedef struct _GstGLBaseMixerPadClass GstGLBaseMixerPadClass; 45 46 /* all information needed for one video stream */ 47 struct _GstGLBaseMixerPad 48 { 49 GstVideoAggregatorPad parent; /* subclass the pad */ 50 }; 51 52 struct _GstGLBaseMixerPadClass 53 { 54 GstVideoAggregatorPadClass parent_class; 55 }; 56 57 GType gst_gl_base_mixer_pad_get_type (void); 58 59 #define GST_TYPE_GL_BASE_MIXER (gst_gl_base_mixer_get_type()) 60 #define GST_GL_BASE_MIXER(obj) \ 61 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_BASE_MIXER, GstGLBaseMixer)) 62 #define GST_GL_BASE_MIXER_CLASS(klass) \ 63 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_BASE_MIXER, GstGLBaseMixerClass)) 64 #define GST_IS_GL_BASE_MIXER(obj) \ 65 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_BASE_MIXER)) 66 #define GST_IS_GL_BASE_MIXER_CLASS(klass) \ 67 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_BASE_MIXER)) 68 #define GST_GL_BASE_MIXER_GET_CLASS(obj) \ 69 (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_GL_BASE_MIXER,GstGLBaseMixerClass)) 70 71 typedef struct _GstGLBaseMixer GstGLBaseMixer; 72 typedef struct _GstGLBaseMixerClass GstGLBaseMixerClass; 73 typedef struct _GstGLBaseMixerPrivate GstGLBaseMixerPrivate; 74 75 struct _GstGLBaseMixer 76 { 77 GstVideoAggregator vaggregator; 78 79 GstGLDisplay *display; 80 GstGLContext *context; 81 82 gpointer _padding[GST_PADDING]; 83 84 GstGLBaseMixerPrivate *priv; 85 }; 86 87 struct _GstGLBaseMixerClass 88 { 89 GstVideoAggregatorClass parent_class; 90 GstGLAPI supported_gl_api; 91 92 gboolean (*gl_start) (GstGLBaseMixer * mix); 93 void (*gl_stop) (GstGLBaseMixer * mix); 94 95 gpointer _padding[GST_PADDING]; 96 }; 97 98 GType gst_gl_base_mixer_get_type(void); 99 100 GstGLContext * gst_gl_base_mixer_get_gl_context (GstGLBaseMixer * mix); 101 102 G_END_DECLS 103 #endif /* __GST_GL_BASE_MIXER_H__ */ 104