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/* GStreamer Intel MSDK plugin
* Copyright (c) 2016, Oblong Industries, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __GST_MSDKENC_H__
#define __GST_MSDKENC_H__
#include <gst/gst.h>
#include <gst/video/gstvideoencoder.h>
#include "msdk.h"
#include "msdk-enums.h"
#include "gstmsdkcontext.h"
G_BEGIN_DECLS
#define GST_TYPE_MSDKENC \
(gst_msdkenc_get_type())
#define GST_MSDKENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MSDKENC,GstMsdkEnc))
#define GST_MSDKENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MSDKENC,GstMsdkEncClass))
#define GST_MSDKENC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_MSDKENC,GstMsdkEncClass))
#define GST_IS_MSDKENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MSDKENC))
#define GST_IS_MSDKENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MSDKENC))
#define MAX_EXTRA_PARAMS 8
typedef struct _GstMsdkEnc GstMsdkEnc;
typedef struct _GstMsdkEncClass GstMsdkEncClass;
typedef struct _MsdkEncTask MsdkEncTask;
enum
{
GST_MSDKENC_PROP_0,
GST_MSDKENC_PROP_HARDWARE,
GST_MSDKENC_PROP_ASYNC_DEPTH,
GST_MSDKENC_PROP_TARGET_USAGE,
GST_MSDKENC_PROP_RATE_CONTROL,
GST_MSDKENC_PROP_BITRATE,
GST_MSDKENC_PROP_MAX_FRAME_SIZE,
GST_MSDKENC_PROP_MAX_VBV_BITRATE,
GST_MSDKENC_PROP_AVBR_ACCURACY,
GST_MSDKENC_PROP_AVBR_CONVERGENCE,
GST_MSDKENC_PROP_RC_LOOKAHEAD_DEPTH,
GST_MSDKENC_PROP_QPI,
GST_MSDKENC_PROP_QPP,
GST_MSDKENC_PROP_QPB,
GST_MSDKENC_PROP_GOP_SIZE,
GST_MSDKENC_PROP_REF_FRAMES,
GST_MSDKENC_PROP_I_FRAMES,
GST_MSDKENC_PROP_B_FRAMES,
GST_MSDKENC_PROP_NUM_SLICES,
GST_MSDKENC_PROP_MBBRC,
GST_MSDKENC_PROP_ADAPTIVE_I,
GST_MSDKENC_PROP_ADAPTIVE_B,
GST_MSDKENC_PROP_MAX,
};
struct _GstMsdkEnc
{
GstVideoEncoder element;
/* input description */
GstVideoCodecState *input_state;
/* List of frame/buffer mapping structs for
* pending frames */
GList *pending_frames;
/* MFX context */
GstMsdkContext *context;
mfxVideoParam param;
guint num_surfaces;
guint num_tasks;
MsdkEncTask *tasks;
guint next_task;
/* Extra frames for encoding, set by each element,
* the default value is 0 */
guint num_extra_frames;
gboolean has_vpp;
mfxVideoParam vpp_param;
guint num_vpp_surfaces;
/* Input interfaces, output above */
mfxFrameAllocResponse vpp_alloc_resp;
mfxFrameAllocResponse alloc_resp;
mfxExtBuffer *extra_params[MAX_EXTRA_PARAMS];
guint num_extra_params;
/* Additional encoder coding options */
mfxExtCodingOption2 option2;
mfxExtCodingOption3 option3;
gboolean enable_extopt3;
/* parameters for per-frame based encoding control */
mfxEncodeCtrl enc_cntrl;
GstBufferPool *msdk_pool;
GstBufferPool *msdk_converted_pool;
GstVideoInfo aligned_info;
gboolean use_video_memory;
gboolean use_dmabuf;
gboolean initialized;
/* element properties */
gboolean hardware;
guint async_depth;
guint target_usage;
guint rate_control;
guint bitrate;
guint max_frame_size;
guint max_vbv_bitrate;
guint accuracy;
guint convergence;
guint lookahead_depth;
guint qpi;
guint qpp;
guint qpb;
guint gop_size;
guint ref_frames;
guint i_frames;
guint b_frames;
guint num_slices;
gint16 mbbrc;
gint16 adaptive_i;
gint16 adaptive_b;
gboolean reconfig;
};
struct _GstMsdkEncClass
{
GstVideoEncoderClass parent_class;
gboolean (*set_format) (GstMsdkEnc * encoder);
gboolean (*configure) (GstMsdkEnc * encoder);
GstCaps *(*set_src_caps) (GstMsdkEnc * encoder);
/* Return TRUE if vpp is required before encoding
* @info (in), input video info
* @out_format (out), a pointer to the output format of vpp, which is set
* when return TRUE
*/
gboolean (*need_conversion) (GstMsdkEnc * encoder, GstVideoInfo * info,
GstVideoFormat * out_format);
};
struct _MsdkEncTask
{
mfxSyncPoint sync_point;
mfxBitstream output_bitstream;
};
GType gst_msdkenc_get_type (void);
void gst_msdkenc_add_extra_param (GstMsdkEnc * thiz, mfxExtBuffer * param);
void
gst_msdkenc_install_common_properties (GstMsdkEncClass *encoder_class);
gboolean
gst_msdkenc_set_common_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
gboolean
gst_msdkenc_get_common_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
void
gst_msdkenc_ensure_extended_coding_options (GstMsdkEnc * thiz);
G_END_DECLS
#endif /* __GST_MSDKENC_H__ */
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