gstreamer/gst/vaapi/gstvaapiencode.h
Gwenole Beauchesne e01d48feba vaapiencode: minor clean-ups.
Add a GST_VAAPIENCODE_CAST() helper to avoid run-time checks against
the GObject type system. We are guaranteed to only deal with the same
plug-in element object.
2013-11-26 17:08:31 +01:00

91 lines
2.8 KiB
C

/*
* gstvaapiencode.h - VA-API video encoder
*
* Copyright (C) 2013 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GST_VAAPIENCODE_H
#define GST_VAAPIENCODE_H
#include <gst/gst.h>
#include <gst/video/gstvideoencoder.h>
#include <gst/vaapi/gstvaapiencoder.h>
#include "gst/vaapi/gstvaapiencoder_objects.h"
G_BEGIN_DECLS
#define GST_TYPE_VAAPIENCODE \
(gst_vaapiencode_get_type ())
#define GST_VAAPIENCODE_CAST(obj) \
((GstVaapiEncode *)(obj))
#define GST_VAAPIENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VAAPIENCODE, GstVaapiEncode))
#define GST_VAAPIENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VAAPIENCODE, GstVaapiEncodeClass))
#define GST_VAAPIENCODE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VAAPIENCODE, GstVaapiEncodeClass))
#define GST_IS_VAAPIENCODE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPIENCODE))
#define GST_IS_VAAPIENCODE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VAAPIENCODE))
typedef struct _GstVaapiEncode GstVaapiEncode;
typedef struct _GstVaapiEncodeClass GstVaapiEncodeClass;
struct _GstVaapiEncode
{
/*< private >*/
GstVideoEncoder parent_instance;
GstPad *sinkpad;
GstCaps *sinkpad_caps;
GstPadQueryFunction sinkpad_query;
GstVideoInfo sink_video_info;
GstPad *srcpad;
GstCaps *srcpad_caps;
GstPadQueryFunction srcpad_query;
GstVaapiDisplay *display;
GstVaapiEncoder *encoder;
GstBufferPool *video_buffer_pool;
guint video_buffer_size;
guint32 is_running:1;
guint32 out_caps_done:1;
};
struct _GstVaapiEncodeClass
{
/*< private >*/
GstVideoEncoderClass parent_class;
GstVaapiEncoder * (*create_encoder) (GstVaapiEncode * encode,
GstVaapiDisplay * display);
GstFlowReturn (*allocate_buffer) (GstVaapiEncode * encode,
GstVaapiCodedBuffer * coded_buf,
GstBuffer ** outbuf_ptr);
};
GType
gst_vaapiencode_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* GST_VAAPIENCODE_H */