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281 lines
8.3 KiB
C
281 lines
8.3 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/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_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_CAST(decoder)->priv->codec_data
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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_CAST(decoder)->priv->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_CAST(decoder)->priv->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 enum _GstVaapiPictureType GstVaapiPictureType;
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typedef struct _GstVaapiCodecInfo GstVaapiCodecInfo;
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typedef struct _GstVaapiPicture GstVaapiPicture;
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typedef struct _GstVaapiSlice GstVaapiSlice;
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typedef struct _GstVaapiIqMatrix GstVaapiIqMatrix;
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typedef struct _GstVaapiBitPlane GstVaapiBitPlane;
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enum _GstVaapiPictureType {
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GST_VAAPI_PICTURE_TYPE_NONE = 0, // Undefined
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GST_VAAPI_PICTURE_TYPE_I, // Intra
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GST_VAAPI_PICTURE_TYPE_P, // Predicted
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GST_VAAPI_PICTURE_TYPE_B, // Bi-directional predicted
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GST_VAAPI_PICTURE_TYPE_S, // S(GMC)-VOP (MPEG-4)
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GST_VAAPI_PICTURE_TYPE_SI, // Switching Intra
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GST_VAAPI_PICTURE_TYPE_SP, // Switching Predicted
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GST_VAAPI_PICTURE_TYPE_BI, // BI type (VC-1)
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};
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enum {
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GST_VAAPI_PICTURE_SKIPPED = 1 << 0, // Skipped frame
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GST_VAAPI_PICTURE_REFERENCE = 1 << 1, // Reference frame
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};
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#define GST_VAAPI_PICTURE(picture) \
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((GstVaapiPicture *)(picture))
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#define GST_VAAPI_PICTURE_IS_REFERENCE(picture) \
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((GST_VAAPI_PICTURE(picture)->flags & GST_VAAPI_PICTURE_REFERENCE) != 0)
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struct _GstVaapiCodecInfo {
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guint pic_size; // GstVaapiPicture size
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guint slice_size; // GstVaapiSlice size
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guint pic_param_size; // VAPictureParameterBuffer size
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guint slice_param_size; // VASliceParameterBuffer size
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guint iq_matrix_size; // VAIQMatrixBuffer size
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};
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struct _GstVaapiPicture {
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GstVaapiPictureType type;
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guint flags;
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VASurfaceID surface_id;
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GstVaapiSurface *surface;
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VABufferID param_id;
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void *param;
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GPtrArray *slices;
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GstVaapiIqMatrix *iq_matrix;
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GstVaapiBitPlane *bitplane;
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GstClockTime pts;
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};
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struct _GstVaapiSlice {
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VABufferID param_id;
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void *param;
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VABufferID data_id;
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};
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struct _GstVaapiIqMatrix {
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VABufferID param_id;
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void *param;
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};
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struct _GstVaapiBitPlane {
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VABufferID data_id;
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guint8 *data;
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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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GstCaps *caps;
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GstVaapiCodec codec;
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GstBuffer *codec_data;
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GstVaapiCodecInfo codec_info;
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guint width;
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guint height;
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guint fps_n;
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guint fps_d;
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guint par_n;
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guint par_d;
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GQueue *buffers;
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GQueue *surfaces;
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};
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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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) attribute_hidden;
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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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) attribute_hidden;
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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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) attribute_hidden;
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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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gboolean
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gst_vaapi_decoder_push_buffer_sub(
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GstVaapiDecoder *decoder,
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GstBuffer *buffer,
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guint offset,
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guint 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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GstClockTime timestamp
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) attribute_hidden;
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gboolean
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gst_vaapi_decoder_push_surface_proxy(
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GstVaapiDecoder *decoder,
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GstVaapiSurfaceProxy *proxy,
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GstClockTime timestamp
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) attribute_hidden;
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GstVaapiPicture *
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gst_vaapi_decoder_new_picture(GstVaapiDecoder *decoder)
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attribute_hidden;
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void
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gst_vaapi_decoder_free_picture(GstVaapiDecoder *decoder, GstVaapiPicture *picture)
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attribute_hidden;
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GstVaapiIqMatrix *
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gst_vaapi_decoder_new_iq_matrix(GstVaapiDecoder *decoder)
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attribute_hidden;
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GstVaapiBitPlane *
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gst_vaapi_decoder_new_bitplane(GstVaapiDecoder *decoder, guint size)
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attribute_hidden;
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GstVaapiSlice *
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gst_vaapi_decoder_new_slice(
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GstVaapiDecoder *decoder,
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GstVaapiPicture *picture,
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guchar *buf,
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guint buf_size
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) attribute_hidden;
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gboolean
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gst_vaapi_decoder_decode_picture(
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GstVaapiDecoder *decoder,
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GstVaapiPicture *picture
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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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