/* * gstvaapiencoder.h - VA encoder abstraction * * Copyright (C) 2013-2014 Intel Corporation * Author: Wind Yuan * Author: Gwenole Beauchesne * * 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; either version 2.1 * 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 * 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_VAAPI_ENCODER_H #define GST_VAAPI_ENCODER_H #include #include G_BEGIN_DECLS #define GST_VAAPI_ENCODER(encoder) \ ((GstVaapiEncoder *) (encoder)) typedef struct _GstVaapiEncoder GstVaapiEncoder; /** * GstVaapiEncoderStatus: * @GST_VAAPI_ENCODER_STATUS_SUCCESS: Success. * @GST_VAAPI_ENCODER_STATUS_NO_SURFACE: No surface left to encode. * @GST_VAAPI_ENCODER_STATUS_NO_BUFFER: No coded buffer left to hold * the encoded picture. * @GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN: Unknown error. * @GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED: No memory left. * @GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED: The requested * operation failed to execute properly. e.g. invalid point in time to * execute the operation. * @GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_RATE_CONTROL: * Unsupported rate control value. * @GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE: Unsupported profile. * @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER: Invalid parameter. * @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_BUFFER: Invalid buffer. * @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_SURFACE: Invalid surface. * @GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER: Invalid header. * * Set of #GstVaapiEncoder status codes. */ typedef enum { GST_VAAPI_ENCODER_STATUS_SUCCESS = 0, GST_VAAPI_ENCODER_STATUS_NO_SURFACE = 1, GST_VAAPI_ENCODER_STATUS_NO_BUFFER = 2, GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN = -1, GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED = -2, GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED = -3, GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_RATE_CONTROL = -4, GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE = -5, GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER = -100, GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_BUFFER = -101, GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_SURFACE = -102, GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER = -103, } GstVaapiEncoderStatus; /** * GstVaapiEncoderTune: * @GST_VAAPI_ENCODER_TUNE_NONE: No tuning option set. * @GST_VAAPI_ENCODER_TUNE_HIGH_COMPRESSION: Tune for higher compression * ratios, at the expense of lower compatibility at decoding time. * @GST_VAAPI_ENCODER_TUNE_LOW_LATENCY: Tune for low latency decoding. * @GST_VAAPI_ENCODER_TUNE_LOW_POWER: Tune encoder for low power / * resources conditions. This can affect compression ratio or visual * quality to match low power conditions. * * The set of tuning options for a #GstVaapiEncoder. By default, * maximum compatibility for decoding is preferred, so the lowest * coding tools are enabled. */ typedef enum { GST_VAAPI_ENCODER_TUNE_NONE = 0, GST_VAAPI_ENCODER_TUNE_HIGH_COMPRESSION, GST_VAAPI_ENCODER_TUNE_LOW_LATENCY, GST_VAAPI_ENCODER_TUNE_LOW_POWER, } GstVaapiEncoderTune; /** * GstVaapiEncoderProp: * @GST_VAAPI_ENCODER_PROP_RATECONTROL: Rate control (#GstVaapiRateControl). * @GST_VAAPI_ENCODER_PROP_BITRATE: Bitrate expressed in kbps (uint). * @GST_VAAPI_ENCODER_PROP_KEYFRAME_PERIOD: The maximal distance * between two keyframes (uint). * @GST_VAAPI_ENCODER_PROP_TUNE: The tuning options (#GstVaapiEncoderTune). * * The set of configurable properties for the encoder. */ typedef enum { GST_VAAPI_ENCODER_PROP_RATECONTROL = 1, GST_VAAPI_ENCODER_PROP_BITRATE, GST_VAAPI_ENCODER_PROP_KEYFRAME_PERIOD, GST_VAAPI_ENCODER_PROP_TUNE, } GstVaapiEncoderProp; /** * GstVaapiEncoderPropInfo: * @prop: the #GstVaapiEncoderProp * @pspec: the #GParamSpec describing the associated configurable value * * A #GstVaapiEncoderProp descriptor. */ typedef struct { const gint prop; GParamSpec *const pspec; } GstVaapiEncoderPropInfo; GType gst_vaapi_encoder_tune_get_type (void) G_GNUC_CONST; GstVaapiEncoder * gst_vaapi_encoder_ref (GstVaapiEncoder * encoder); void gst_vaapi_encoder_unref (GstVaapiEncoder * encoder); void gst_vaapi_encoder_replace (GstVaapiEncoder ** old_encoder_ptr, GstVaapiEncoder * new_encoder); GstVaapiEncoderStatus gst_vaapi_encoder_get_codec_data (GstVaapiEncoder * encoder, GstBuffer ** out_codec_data_ptr); GstVaapiEncoderStatus gst_vaapi_encoder_set_codec_state (GstVaapiEncoder * encoder, GstVideoCodecState * state); GstVaapiEncoderStatus gst_vaapi_encoder_set_property (GstVaapiEncoder * encoder, gint prop_id, const GValue * value); GstVaapiEncoderStatus gst_vaapi_encoder_set_rate_control (GstVaapiEncoder * encoder, GstVaapiRateControl rate_control); GstVaapiEncoderStatus gst_vaapi_encoder_set_bitrate (GstVaapiEncoder * encoder, guint bitrate); GstVaapiEncoderStatus gst_vaapi_encoder_put_frame (GstVaapiEncoder * encoder, GstVideoCodecFrame * frame); GstVaapiEncoderStatus gst_vaapi_encoder_set_keyframe_period (GstVaapiEncoder * encoder, guint keyframe_period); GstVaapiEncoderStatus gst_vaapi_encoder_set_tuning (GstVaapiEncoder * encoder, GstVaapiEncoderTune tuning); GstVaapiEncoderStatus gst_vaapi_encoder_get_buffer_with_timeout (GstVaapiEncoder * encoder, GstVaapiCodedBufferProxy ** out_codedbuf_proxy_ptr, guint64 timeout); GstVaapiEncoderStatus gst_vaapi_encoder_flush (GstVaapiEncoder * encoder); G_END_DECLS #endif /* GST_VAAPI_ENCODER_H */