gstreamer/gst-libs/gst/vaapi/gstvaapidecoder.h

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/*
* gstvaapidecoder.h - VA decoder abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2013 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* 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_DECODER_H
#define GST_VAAPI_DECODER_H
#include <gst/gstbuffer.h>
#include <gst/base/gstadapter.h>
#include <gst/vaapi/gstvaapisurfaceproxy.h>
#include <gst/video/gstvideoutils.h>
G_BEGIN_DECLS
#define GST_VAAPI_DECODER(obj) \
((GstVaapiDecoder *)(obj))
typedef struct _GstVaapiDecoder GstVaapiDecoder;
typedef void (*GstVaapiDecoderStateChangedFunc)(GstVaapiDecoder *decoder,
const GstVideoCodecState *codec_state, gpointer user_data);
/**
* GstVaapiDecoderStatus:
* @GST_VAAPI_DECODER_STATUS_SUCCESS: Success.
* @GST_VAAPI_DECODER_STATUS_END_OF_STREAM: End-Of-Stream.
* @GST_VAAPI_DECODER_STATUS_ERROR_ALLOCATION_FAILED: No memory left.
* @GST_VAAPI_DECODER_STATUS_ERROR_INIT_FAILED: Decoder initialization failure.
* @GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_CODEC: Unsupported codec.
* @GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA: Not enough input data to decode.
* @GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE: No surface left to hold the decoded picture.
* @GST_VAAPI_DECODER_STATUS_ERROR_INVALID_SURFACE: Invalid surface.
* @GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER: Invalid or unsupported bitstream data.
* @GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_PROFILE: Unsupported codec profile.
* @GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_CHROMA_FORMAT: Unsupported chroma format.
* @GST_VAAPI_DECODER_STATUS_ERROR_INVALID_PARAMETER: Unsupported parameter.
* @GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN: Unknown error.
*
* Decoder status for gst_vaapi_decoder_get_surface().
*/
typedef enum {
GST_VAAPI_DECODER_STATUS_SUCCESS = 0,
GST_VAAPI_DECODER_STATUS_END_OF_STREAM,
GST_VAAPI_DECODER_STATUS_ERROR_ALLOCATION_FAILED,
GST_VAAPI_DECODER_STATUS_ERROR_INIT_FAILED,
GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_CODEC,
GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA,
GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE,
GST_VAAPI_DECODER_STATUS_ERROR_INVALID_SURFACE,
GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER,
GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_PROFILE,
GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_CHROMA_FORMAT,
GST_VAAPI_DECODER_STATUS_ERROR_INVALID_PARAMETER,
GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN = -1
} GstVaapiDecoderStatus;
GstVaapiDecoder *
gst_vaapi_decoder_ref(GstVaapiDecoder *decoder);
void
gst_vaapi_decoder_unref(GstVaapiDecoder *decoder);
void
gst_vaapi_decoder_replace(GstVaapiDecoder **old_decoder_ptr,
GstVaapiDecoder *new_decoder);
gpointer
gst_vaapi_decoder_get_user_data(GstVaapiDecoder *decoder);
void
gst_vaapi_decoder_set_user_data(GstVaapiDecoder *decoder, gpointer user_data);
GstVaapiCodec
gst_vaapi_decoder_get_codec(GstVaapiDecoder *decoder);
GstVideoCodecState *
gst_vaapi_decoder_get_codec_state(GstVaapiDecoder *decoder);
void
gst_vaapi_decoder_set_codec_state_changed_func(GstVaapiDecoder *decoder,
GstVaapiDecoderStateChangedFunc func, gpointer user_data);
GstCaps *
gst_vaapi_decoder_get_caps(GstVaapiDecoder *decoder);
gboolean
gst_vaapi_decoder_put_buffer(GstVaapiDecoder *decoder, GstBuffer *buf);
GstVaapiDecoderStatus
gst_vaapi_decoder_get_surface(GstVaapiDecoder *decoder,
GstVaapiSurfaceProxy **out_proxy_ptr);
GstVaapiDecoderStatus
gst_vaapi_decoder_get_frame(GstVaapiDecoder *decoder,
GstVideoCodecFrame **out_frame_ptr);
GstVaapiDecoderStatus
gst_vaapi_decoder_get_frame_with_timeout(GstVaapiDecoder *decoder,
GstVideoCodecFrame **out_frame_ptr, guint64 timeout);
GstVaapiDecoderStatus
gst_vaapi_decoder_parse(GstVaapiDecoder *decoder,
GstVideoCodecFrame *frame, GstAdapter *adapter, gboolean at_eos,
guint *got_unit_size_ptr, gboolean *got_frame_ptr);
GstVaapiDecoderStatus
gst_vaapi_decoder_decode(GstVaapiDecoder *decoder, GstVideoCodecFrame *frame);
GstVaapiDecoderStatus
gst_vaapi_decoder_flush(GstVaapiDecoder *decoder);
G_END_DECLS
#endif /* GST_VAAPI_DECODER_H */