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178 lines
6.1 KiB
C
178 lines
6.1 KiB
C
/*
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* gstvaapiencoder.h - VA encoder abstraction
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*
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* Copyright (C) 2013-2014 Intel Corporation
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* Author: Wind Yuan <feng.yuan@intel.com>
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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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 Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_ENCODER_H
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#define GST_VAAPI_ENCODER_H
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#include <gst/video/gstvideoutils.h>
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#include <gst/vaapi/gstvaapicodedbufferproxy.h>
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G_BEGIN_DECLS
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#define GST_VAAPI_ENCODER(encoder) \
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((GstVaapiEncoder *) (encoder))
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typedef struct _GstVaapiEncoder GstVaapiEncoder;
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/**
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* GstVaapiEncoderStatus:
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* @GST_VAAPI_ENCODER_STATUS_SUCCESS: Success.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_NO_SURFACE: No surface left to encode.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_NO_BUFFER: No coded buffer left to
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* hold the encoded picture.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN: Unknown error.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED: No memory left.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED: The requested
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* operation failed to execute properly. e.g. invalid point in time to
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* execute the operation.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_RATE_CONTROL:
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* Unsupported rate control value.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE: Unsupported profile.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER: Invalid parameter.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_BUFFER: Invalid buffer.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_SURFACE: Invalid surface.
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* @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER: Invalid header.
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*
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* Set of #GstVaapiEncoder status codes.
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*/
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typedef enum
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{
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GST_VAAPI_ENCODER_STATUS_SUCCESS = 0,
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GST_VAAPI_ENCODER_STATUS_NO_SURFACE = 1,
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GST_VAAPI_ENCODER_STATUS_NO_BUFFER = 2,
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GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN = -1,
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GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED = -2,
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GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED = -3,
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GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_RATE_CONTROL = -4,
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GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE = -5,
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GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER = -100,
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GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_BUFFER = -101,
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GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_SURFACE = -102,
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GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER = -103,
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} GstVaapiEncoderStatus;
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/**
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* GstVaapiEncoderTune:
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* @GST_VAAPI_ENCODER_TUNE_NONE: No tuning option set.
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* @GST_VAAPI_ENCODER_TUNE_HIGH_COMPRESSION: Tune for higher compression
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* ratios, at the expense of lower compatibility at decoding time.
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* @GST_VAAPI_ENCODER_TUNE_LOW_LATENCY: Tune for low latency decoding.
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* @GST_VAAPI_ENCODER_TUNE_LOW_POWER: Tune encoder for low power /
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* resources conditions. This can affect compression ratio or visual
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* quality to match low power conditions.
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*
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* The set of tuning options for a #GstVaapiEncoder. By default,
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* maximum compatibility for decoding is preferred, so the lowest
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* coding tools are enabled.
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*/
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typedef enum {
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GST_VAAPI_ENCODER_TUNE_NONE = 0,
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GST_VAAPI_ENCODER_TUNE_HIGH_COMPRESSION,
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GST_VAAPI_ENCODER_TUNE_LOW_LATENCY,
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GST_VAAPI_ENCODER_TUNE_LOW_POWER,
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} GstVaapiEncoderTune;
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/**
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* GstVaapiEncoderProp:
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* @GST_VAAPI_ENCODER_PROP_RATECONTROL: Rate control (#GstVaapiRateControl).
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* @GST_VAAPI_ENCODER_PROP_BITRATE: Bitrate expressed in kbps (uint).
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* @GST_VAAPI_ENCODER_PROP_KEYFRAME_PERIOD: The maximal distance
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* between two keyframes (uint).
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* @GST_VAAPI_ENCODER_PROP_TUNE: The tuning options (#GstVaapiEncoderTune).
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*
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* The set of configurable properties for the encoder.
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*/
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typedef enum {
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GST_VAAPI_ENCODER_PROP_RATECONTROL = 1,
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GST_VAAPI_ENCODER_PROP_BITRATE,
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GST_VAAPI_ENCODER_PROP_KEYFRAME_PERIOD,
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GST_VAAPI_ENCODER_PROP_TUNE,
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} GstVaapiEncoderProp;
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/**
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* GstVaapiEncoderPropInfo:
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* @prop: the #GstVaapiEncoderProp
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* @pspec: the #GParamSpec describing the associated configurable value
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*
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* A #GstVaapiEncoderProp descriptor.
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*/
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typedef struct {
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const gint prop;
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GParamSpec *const pspec;
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} GstVaapiEncoderPropInfo;
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GType
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gst_vaapi_encoder_tune_get_type (void) G_GNUC_CONST;
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GstVaapiEncoder *
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gst_vaapi_encoder_ref (GstVaapiEncoder * encoder);
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void
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gst_vaapi_encoder_unref (GstVaapiEncoder * encoder);
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void
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gst_vaapi_encoder_replace (GstVaapiEncoder ** old_encoder_ptr,
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GstVaapiEncoder * new_encoder);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_get_codec_data (GstVaapiEncoder * encoder,
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GstBuffer ** out_codec_data_ptr);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_codec_state (GstVaapiEncoder * encoder,
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GstVideoCodecState * state);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_property (GstVaapiEncoder * encoder, gint prop_id,
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const GValue * value);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_rate_control (GstVaapiEncoder * encoder,
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GstVaapiRateControl rate_control);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_bitrate (GstVaapiEncoder * encoder, guint bitrate);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_put_frame (GstVaapiEncoder * encoder,
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GstVideoCodecFrame * frame);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_keyframe_period (GstVaapiEncoder * encoder,
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guint keyframe_period);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_set_tuning (GstVaapiEncoder * encoder,
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GstVaapiEncoderTune tuning);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_get_buffer_with_timeout (GstVaapiEncoder * encoder,
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GstVaapiCodedBufferProxy ** out_codedbuf_proxy_ptr, guint64 timeout);
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GstVaapiEncoderStatus
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gst_vaapi_encoder_flush (GstVaapiEncoder * encoder);
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G_END_DECLS
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#endif /* GST_VAAPI_ENCODER_H */
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