gstreamer/subprojects/gst-omx/omx/gstomxvideoenc.h

133 lines
4 KiB
C

/*
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
*
* 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
* version 2.1 of the License.
*
* 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_OMX_VIDEO_ENC_H__
#define __GST_OMX_VIDEO_ENC_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideoencoder.h>
#include "gstomx.h"
G_BEGIN_DECLS
#define GST_TYPE_OMX_VIDEO_ENC \
(gst_omx_video_enc_get_type())
#define GST_OMX_VIDEO_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_VIDEO_ENC,GstOMXVideoEnc))
#define GST_OMX_VIDEO_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_VIDEO_ENC,GstOMXVideoEncClass))
#define GST_OMX_VIDEO_ENC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_VIDEO_ENC,GstOMXVideoEncClass))
#define GST_IS_OMX_VIDEO_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_VIDEO_ENC))
#define GST_IS_OMX_VIDEO_ENC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_VIDEO_ENC))
typedef struct _GstOMXVideoEnc GstOMXVideoEnc;
typedef struct _GstOMXVideoEncClass GstOMXVideoEncClass;
struct _GstOMXVideoEnc
{
GstVideoEncoder parent;
/* < protected > */
GstOMXComponent *enc;
GstOMXPort *enc_in_port, *enc_out_port;
/* < private > */
GstVideoCodecState *input_state;
/* TRUE if the component is configured and saw
* the first buffer */
gboolean started;
/* TRUE if the ports where disabled after being activated the first time. */
gboolean disabled;
GstClockTime last_upstream_ts;
/* Draining state */
GMutex drain_lock;
GCond drain_cond;
/* TRUE if EOS buffers shouldn't be forwarded */
gboolean draining; /* protected by drain_lock */
/* properties */
guint32 control_rate;
guint32 target_bitrate; /* protected by object lock */
guint32 quant_i_frames;
guint32 quant_p_frames;
guint32 quant_b_frames;
#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
guint32 qp_mode;
guint32 min_qp;
guint32 max_qp;
guint32 gop_mode;
guint32 gdr_mode;
guint32 initial_delay;
guint32 cpb_size;
guint32 scaling_list;
gboolean low_bandwidth;
guint32 max_bitrate;
guint32 aspect_ratio;
gboolean filler_data;
guint32 num_slices;
guint32 slice_size;
gboolean dependent_slice;
gint default_roi_quality;
gboolean long_term_ref;
guint32 long_term_freq;
guint32 look_ahead;
#endif
guint32 default_target_bitrate;
GstFlowReturn downstream_flow_ret;
GstOMXBufferAllocation input_allocation;
/* TRUE if encoder is passing dmabuf's fd directly to the OMX component */
gboolean input_dmabuf;
/* Number of buffers requested downstream */
guint nb_downstream_buffers;
/* TRUE if input buffers are from the pool we proposed to upstream */
gboolean in_pool_used;
#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
GEnumClass *alg_roi_quality_enum_class;
#endif
};
struct _GstOMXVideoEncClass
{
GstVideoEncoderClass parent_class;
GstOMXClassData cdata;
gboolean (*set_format) (GstOMXVideoEnc * self, GstOMXPort * port, GstVideoCodecState * state);
GstCaps *(*get_caps) (GstOMXVideoEnc * self, GstOMXPort * port, GstVideoCodecState * state);
GstFlowReturn (*handle_output_frame) (GstOMXVideoEnc * self, GstOMXPort * port, GstOMXBuffer * buffer, GstVideoCodecFrame * frame);
};
GType gst_omx_video_enc_get_type (void);
G_END_DECLS
#endif /* __GST_OMX_VIDEO_ENC_H__ */