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135 lines
4 KiB
C
135 lines
4 KiB
C
/*
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* gstvaapidecoder_priv.h - VA decoder abstraction (private definitions)
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*
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* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef GST_VAAPI_DECODER_PRIV_H
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#define GST_VAAPI_DECODER_PRIV_H
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#include <glib.h>
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#include <gst/base/gstadapter.h>
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#include <gst/vaapi/gstvaapidecoder.h>
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#include <gst/vaapi/gstvaapicontext.h>
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G_BEGIN_DECLS
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#define GST_VAAPI_DECODER_CAST(decoder) ((GstVaapiDecoder *)(decoder))
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/**
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* GST_VAAPI_DECODER_DISPLAY:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVaapiDisplay of @decoder.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DECODER_DISPLAY
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#define GST_VAAPI_DECODER_DISPLAY(decoder) \
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GST_VAAPI_DECODER_CAST(decoder)->priv->display
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/**
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* GST_VAAPI_DECODER_CONTEXT:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVaapiContext of @decoder.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DECODER_CONTEXT
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#define GST_VAAPI_DECODER_CONTEXT(decoder) \
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GST_VAAPI_DECODER_CAST(decoder)->priv->context
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/**
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* GST_VAAPI_DECODER_CODEC:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVaapiCodec of @decoder.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DECODER_CODEC
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#define GST_VAAPI_DECODER_CODEC(decoder) \
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GST_VAAPI_DECODER_CAST(decoder)->priv->codec
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/**
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* GST_VAAPI_DECODER_IS_EOS:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that checks if the @decoder reached an End-Of-Stream.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DECODER_IS_EOS
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#define GST_VAAPI_DECODER_IS_EOS(decoder) \
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GST_VAAPI_DECODER_CAST(decoder)->priv->is_eos
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#define GST_VAAPI_DECODER_GET_PRIVATE(obj) \
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(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
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GST_VAAPI_TYPE_DECODER, \
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GstVaapiDecoderPrivate))
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struct _GstVaapiDecoderPrivate {
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GstVaapiDisplay *display;
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GstVaapiContext *context;
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GstVaapiCodec codec;
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GstAdapter *adapter;
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GMutex *adapter_mutex;
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GCond *adapter_cond;
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GQueue surfaces;
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GMutex *surfaces_mutex;
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GCond *surfaces_cond;
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GThread *decoder_thread;
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guint decoder_thread_cancel : 1;
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guint is_eos : 1;
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};
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gboolean
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gst_vaapi_decoder_ensure_context(
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GstVaapiDecoder *decoder,
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GstVaapiProfile profile,
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GstVaapiEntrypoint entrypoint,
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guint width,
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guint height
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) attribute_hidden;
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guint
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gst_vaapi_decoder_copy(
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GstVaapiDecoder *decoder,
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guint offset,
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guchar *buf,
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guint buf_size
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) attribute_hidden;
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guint
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gst_vaapi_decoder_read_avail(GstVaapiDecoder *decoder)
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attribute_hidden;
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guint
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gst_vaapi_decoder_read(GstVaapiDecoder *decoder, guchar *buf, guint buf_size)
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attribute_hidden;
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void
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gst_vaapi_decoder_flush(GstVaapiDecoder *decoder, guint buf_size)
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attribute_hidden;
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gboolean
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gst_vaapi_decoder_push_surface(
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GstVaapiDecoder *decoder,
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GstVaapiSurface *surface
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) attribute_hidden;
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G_END_DECLS
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#endif /* GST_VAAPI_DECODER_PRIV_H */
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