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When baseline-as-constrained is set, the decoder will expose support for baseline decoding and assume that the baseline content is constrained-baseline. This can be handy to decode streams in hardware that would otherwise not be possible to decode. A lot of baseline content is in fact constrained.
82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* gstvaapidecoder_h264.h - H.264 decoder
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*
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* Copyright (C) 2011-2013 Intel Corporation
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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_DECODER_H264_H
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#define GST_VAAPI_DECODER_H264_H
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#include <gst/vaapi/gstvaapidecoder.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VAAPI_DECODER_H264 \
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(gst_vaapi_decoder_h264_get_type ())
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#define GST_VAAPI_DECODER_H264(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VAAPI_DECODER_H264, GstVaapiDecoderH264))
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#define GST_VAAPI_IS_DECODER_H264(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPI_DECODER_H264))
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typedef struct _GstVaapiDecoderH264 GstVaapiDecoderH264;
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/**
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* GstVaapiStreamAlignH264:
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* @GST_VAAPI_STREAM_ALIGN_H264_NONE: Generic H.264 stream buffers
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* @GST_VAAPI_STREAM_ALIGN_H264_NALU: H.264 stream buffers aligned NAL
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* unit boundaries
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* @GST_VAAPI_STREAM_ALIGN_H264_AU: H.264 stream buffers aligned on
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* access unit boundaries
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*
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* Set of possible buffer alignments for H.264 streams.
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*/
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typedef enum {
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GST_VAAPI_STREAM_ALIGN_H264_NONE,
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GST_VAAPI_STREAM_ALIGN_H264_NALU,
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GST_VAAPI_STREAM_ALIGN_H264_AU
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} GstVaapiStreamAlignH264;
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GType
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gst_vaapi_decoder_h264_get_type (void) G_GNUC_CONST;
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GstVaapiDecoder *
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gst_vaapi_decoder_h264_new (GstVaapiDisplay *display, GstCaps *caps);
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void
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gst_vaapi_decoder_h264_set_alignment(GstVaapiDecoderH264 *decoder,
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GstVaapiStreamAlignH264 alignment);
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gboolean
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gst_vaapi_decoder_h264_get_low_latency(GstVaapiDecoderH264 * decoder);
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void
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gst_vaapi_decoder_h264_set_low_latency(GstVaapiDecoderH264 * decoder,
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gboolean force_low_latency);
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void
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gst_vaapi_decoder_h264_set_base_only(GstVaapiDecoderH264 * decoder,
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gboolean base_only);
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void
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gst_vaapi_decoder_h264_set_baseline_as_constrained(GstVaapiDecoderH264 * decoder,
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gboolean baseline_as_constrained);
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G_END_DECLS
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#endif /* GST_VAAPI_DECODER_H264_H */
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