gstreamer/sys/v4l2/gstv4l2videodec.h
Benjamin Gaignard 2a870d7d9b v4l2videodec: Create one element per device
For each videoCdevice probe it input/output capabilities
if it match with video decoder requirement register a new element.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>

https://bugzilla.gnome.org/show_bug.cgi?id=722128
2014-02-25 14:29:10 -05:00

83 lines
2.3 KiB
C

/*
* Copyright (C) 2014 Collabora Ltd.
* Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef __GST_V4L2_VIDEO_DEC_H__
#define __GST_V4L2_VIDEO_DEC_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideodecoder.h>
#include <gst/video/gstvideometa.h>
#include <gstv4l2object.h>
#include <gstv4l2bufferpool.h>
GST_DEBUG_CATEGORY_EXTERN (v4l2videodec_debug);
G_BEGIN_DECLS
#define GST_TYPE_V4L2_VIDEO_DEC \
(gst_v4l2_video_dec_get_type())
#define GST_V4L2_VIDEO_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4L2_VIDEO_DEC,GstV4l2VideoDec))
#define GST_V4L2_VIDEO_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4L2_VIDEO_DEC,GstV4l2VideoDecClass))
#define GST_IS_V4L2_VIDEO_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4L2_VIDEO_DEC))
#define GST_IS_V4L2_VIDEO_DEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4L2_VIDEO_DEC))
typedef struct _GstV4l2VideoDec GstV4l2VideoDec;
typedef struct _GstV4l2VideoDecClass GstV4l2VideoDecClass;
struct _GstV4l2VideoDec
{
GstVideoDecoder parent;
/* < private > */
GstV4l2Object * v4l2output;
GstV4l2Object * v4l2capture;
/* pads */
GstCaps *probed_srccaps;
GstCaps *probed_sinkcaps;
/* State */
GstVideoCodecState *input_state;
gboolean active;
gboolean processing;
GstFlowReturn output_flow;
GstVideoAlignment align;
};
struct _GstV4l2VideoDecClass
{
GstVideoDecoderClass parent_class;
};
GType gst_v4l2_video_dec_get_type (void);
gboolean gst_v4l2_video_dec_register (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_V4L2_VIDEO_DEC_H__ */