mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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4fd99cc989
Use a GArray to hold decoder units in a frame, instead of a single-linked list. This makes 'append' calls faster, but not that much. At least, this makes things clearer.
222 lines
6.4 KiB
C
222 lines
6.4 KiB
C
/*
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* gstvaapidecoder_priv.h - VA decoder abstraction (private definitions)
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2012 Intel Corporation
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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_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/vaapi/gstvaapidecoder.h>
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#include <gst/vaapi/gstvaapidecoder_frame.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_PARSER_STATE:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVaapiParserState 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_PARSER_STATE
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#define GST_VAAPI_PARSER_STATE(decoder) \
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(&GST_VAAPI_DECODER_CAST(decoder)->priv->parser_state)
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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_CODEC_STATE:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVideoCodecState holding codec state
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* for @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_STATE
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#define GST_VAAPI_DECODER_CODEC_STATE(decoder) \
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GST_VAAPI_DECODER_CAST(decoder)->priv->codec_state
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/**
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* GST_VAAPI_DECODER_CODEC_DATA:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstBuffer holding optional codec data
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* for @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_DATA
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#define GST_VAAPI_DECODER_CODEC_DATA(decoder) \
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GST_VAAPI_DECODER_CODEC_STATE(decoder)->codec_data
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/**
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* GST_VAAPI_DECODER_CODEC_FRAME:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the #GstVideoCodecFrame holding decoder
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* units for the current frame.
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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_FRAME
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#define GST_VAAPI_DECODER_CODEC_FRAME(decoder) \
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GST_VAAPI_PARSER_STATE(decoder)->current_frame
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/**
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* GST_VAAPI_DECODER_WIDTH:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the coded width of the picture
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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_WIDTH
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#define GST_VAAPI_DECODER_WIDTH(decoder) \
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GST_VAAPI_DECODER_CODEC_STATE(decoder)->info.width
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/**
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* GST_VAAPI_DECODER_HEIGHT:
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* @decoder: a #GstVaapiDecoder
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*
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* Macro that evaluates to the coded height of the picture
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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_HEIGHT
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#define GST_VAAPI_DECODER_HEIGHT(decoder) \
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GST_VAAPI_DECODER_CODEC_STATE(decoder)->info.height
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/* End-of-Stream buffer */
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#define GST_BUFFER_FLAG_EOS (GST_BUFFER_FLAG_LAST + 0)
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#define GST_BUFFER_IS_EOS(buffer) \
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GST_BUFFER_FLAG_IS_SET(buffer, GST_BUFFER_FLAG_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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typedef struct _GstVaapiParserState GstVaapiParserState;
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struct _GstVaapiParserState {
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GstVideoCodecFrame *current_frame;
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GstAdapter *current_adapter;
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GstAdapter *input_adapter;
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gint input_offset2;
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GstAdapter *output_adapter;
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GstVaapiDecoderUnit next_unit;
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gboolean next_unit_pending;
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};
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struct _GstVaapiDecoderPrivate {
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GstVaapiDisplay *display;
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VADisplay va_display;
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GstVaapiContext *context;
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VAContextID va_context;
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GstVaapiCodec codec;
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GstVideoCodecState *codec_state;
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GQueue *buffers;
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GQueue *frames;
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GstVaapiParserState parser_state;
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};
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_set_picture_size(
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GstVaapiDecoder *decoder,
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guint width,
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guint height
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);
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_set_framerate(
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GstVaapiDecoder *decoder,
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guint fps_n,
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guint fps_d
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);
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_set_pixel_aspect_ratio(
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GstVaapiDecoder *decoder,
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guint par_n,
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guint par_d
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);
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_set_interlace_mode(GstVaapiDecoder *decoder,
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GstVideoInterlaceMode mode);
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_set_interlaced(GstVaapiDecoder *decoder, gboolean interlaced);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_decoder_ensure_context(
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GstVaapiDecoder *decoder,
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GstVaapiContextInfo *cip
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);
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G_GNUC_INTERNAL
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void
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gst_vaapi_decoder_push_frame(GstVaapiDecoder *decoder,
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GstVideoCodecFrame *frame);
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G_GNUC_INTERNAL
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GstVaapiDecoderStatus
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gst_vaapi_decoder_check_status(GstVaapiDecoder *decoder);
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G_END_DECLS
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#endif /* GST_VAAPI_DECODER_PRIV_H */
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