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99 lines
3 KiB
C
99 lines
3 KiB
C
/*
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* Copyright (C) 2014 SUMOMO Computer Association.
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* Author: ayaka <ayaka@soulik.info>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef __GST_V4L2_VIDEO_ENC_H__
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#define __GST_V4L2_VIDEO_ENC_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideoencoder.h>
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#include <gst/video/gstvideometa.h>
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#include <gstv4l2object.h>
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#include <gstv4l2bufferpool.h>
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GST_DEBUG_CATEGORY_EXTERN (v4l2videoenc_debug);
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G_BEGIN_DECLS
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#define GST_TYPE_V4L2_VIDEO_ENC \
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(gst_v4l2_video_enc_get_type())
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#define GST_V4L2_VIDEO_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4L2_VIDEO_ENC,GstV4l2VideoEnc))
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#define GST_V4L2_VIDEO_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4L2_VIDEO_ENC,GstV4l2VideoEncClass))
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#define GST_IS_V4L2_VIDEO_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4L2_VIDEO_ENC))
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#define GST_IS_V4L2_VIDEO_ENC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4L2_VIDEO_ENC))
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#define GST_V4L2_VIDEO_ENC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2_VIDEO_ENC, GstV4l2VideoEncClass))
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typedef struct _GstV4l2VideoEnc GstV4l2VideoEnc;
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typedef struct _GstV4l2VideoEncClass GstV4l2VideoEncClass;
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struct _GstV4l2VideoEnc
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{
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GstVideoEncoder parent;
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/* < private > */
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GstV4l2Object *v4l2output;
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GstV4l2Object *v4l2capture;
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/* pads */
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GstCaps *probed_srccaps;
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GstCaps *probed_sinkcaps;
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/* State */
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GstVideoCodecState *input_state;
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gboolean active;
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gboolean processing;
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GstFlowReturn output_flow;
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};
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struct _GstV4l2VideoEncClass
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{
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GstVideoEncoderClass parent_class;
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gchar *default_device;
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const char *codec_name;
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guint32 profile_cid;
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const gchar * (*profile_to_string) (gint v4l2_profile);
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gint (*profile_from_string) (const gchar * profile);
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guint32 level_cid;
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const gchar * (*level_to_string) (gint v4l2_level);
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gint (*level_from_string) (const gchar * level);
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};
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GType gst_v4l2_video_enc_get_type (void);
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gboolean gst_v4l2_is_video_enc (GstCaps * sink_caps, GstCaps * src_caps,
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GstCaps * codec_caps);
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void gst_v4l2_video_enc_register (GstPlugin * plugin, GType type,
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const char *codec, const gchar * basename, const gchar * device_path,
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GstCaps * sink_caps, GstCaps *codec_caps, GstCaps * src_caps);
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G_END_DECLS
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#endif /* __GST_V4L2_VIDEO_ENC_H__ */
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