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247 lines
8.3 KiB
C
247 lines
8.3 KiB
C
/*
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* gstvaapidecoder_objects.h - VA decoder objects
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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_OBJECTS_H
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#define GST_VAAPI_DECODER_OBJECTS_H
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#include <gst/vaapi/gstvaapicodec_objects.h>
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G_BEGIN_DECLS
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typedef struct _GstVaapiPicture GstVaapiPicture;
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typedef struct _GstVaapiSlice GstVaapiSlice;
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/* ------------------------------------------------------------------------- */
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/* --- Pictures --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_PICTURE_CAST(obj) \
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((GstVaapiPicture *)(obj))
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#define GST_VAAPI_PICTURE(obj) \
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GST_VAAPI_PICTURE_CAST(obj)
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#define GST_VAAPI_IS_PICTURE(obj) \
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(GST_VAAPI_PICTURE(obj) != NULL)
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typedef enum {
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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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} GstVaapiPictureType;
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/**
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* GstVaapiPictureFlags:
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* @GST_VAAPI_PICTURE_FLAG_SKIPPED: skipped frame
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* @GST_VAAPI_PICTURE_FLAG_REFERENCE: reference frame
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* @GST_VAAPI_PICTURE_FLAG_OUTPUT: frame was output
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* @GST_VAAPI_PICTURE_FLAG_INTERLACED: interlaced frame
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* @GST_VAAPI_PICTURE_FLAG_FF: first-field
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* @GST_VAAPI_PICTURE_FLAG_TFF: top-field-first
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* @GST_VAAPI_PICTURE_FLAG_LAST: first flag that can be used by subclasses
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*
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* Enum values used for #GstVaapiPicture flags.
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*/
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typedef enum {
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GST_VAAPI_PICTURE_FLAG_SKIPPED = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 0),
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GST_VAAPI_PICTURE_FLAG_REFERENCE = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 1),
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GST_VAAPI_PICTURE_FLAG_OUTPUT = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 2),
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GST_VAAPI_PICTURE_FLAG_INTERLACED = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 3),
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GST_VAAPI_PICTURE_FLAG_FF = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 4),
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GST_VAAPI_PICTURE_FLAG_TFF = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 5),
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GST_VAAPI_PICTURE_FLAG_LAST = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 6),
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} GstVaapiPictureFlags;
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#define GST_VAAPI_PICTURE_FLAGS GST_VAAPI_MINI_OBJECT_FLAGS
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#define GST_VAAPI_PICTURE_FLAG_IS_SET GST_VAAPI_MINI_OBJECT_FLAG_IS_SET
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#define GST_VAAPI_PICTURE_FLAG_SET GST_VAAPI_MINI_OBJECT_FLAG_SET
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#define GST_VAAPI_PICTURE_FLAG_UNSET GST_VAAPI_MINI_OBJECT_FLAG_UNSET
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#define GST_VAAPI_PICTURE_IS_SKIPPED(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_SKIPPED)
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#define GST_VAAPI_PICTURE_IS_REFERENCE(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_REFERENCE)
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#define GST_VAAPI_PICTURE_IS_OUTPUT(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_OUTPUT)
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#define GST_VAAPI_PICTURE_IS_INTERLACED(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_INTERLACED)
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#define GST_VAAPI_PICTURE_IS_FIRST_FIELD(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_FF)
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#define GST_VAAPI_PICTURE_IS_TFF(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_TFF)
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#define GST_VAAPI_PICTURE_IS_FRAME(picture) \
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(GST_VAAPI_PICTURE(picture)->structure == GST_VAAPI_PICTURE_STRUCTURE_FRAME)
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#define GST_VAAPI_PICTURE_IS_COMPLETE(picture) \
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(GST_VAAPI_PICTURE_IS_FRAME(picture) || \
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!GST_VAAPI_PICTURE_IS_FIRST_FIELD(picture))
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/**
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* GstVaapiPicture:
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*
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* A #GstVaapiCodecObject holding a picture parameter.
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*/
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struct _GstVaapiPicture {
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/*< private >*/
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GstVaapiCodecObject parent_instance;
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GstVideoCodecFrame *frame;
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GstVaapiSurface *surface;
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GstVaapiSurfaceProxy *proxy;
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VABufferID param_id;
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guint param_size;
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/*< public >*/
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GstVaapiPictureType type;
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VASurfaceID surface_id;
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gpointer param;
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GPtrArray *slices;
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GstVaapiIqMatrix *iq_matrix;
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GstVaapiHuffmanTable *huf_table;
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GstVaapiBitPlane *bitplane;
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GstClockTime pts;
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gint32 poc;
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guint structure;
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};
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G_GNUC_INTERNAL
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void
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gst_vaapi_picture_destroy(GstVaapiPicture *picture);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_picture_create(GstVaapiPicture *picture,
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const GstVaapiCodecObjectConstructorArgs *args);
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G_GNUC_INTERNAL
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GstVaapiPicture *
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gst_vaapi_picture_new(
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GstVaapiDecoder *decoder,
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gconstpointer param,
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guint param_size
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);
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G_GNUC_INTERNAL
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GstVaapiPicture *
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gst_vaapi_picture_new_field(GstVaapiPicture *picture);
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G_GNUC_INTERNAL
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void
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gst_vaapi_picture_add_slice(GstVaapiPicture *picture, GstVaapiSlice *slice);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_picture_decode(GstVaapiPicture *picture);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_picture_output(GstVaapiPicture *picture);
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static inline gpointer
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gst_vaapi_picture_ref(gpointer ptr)
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{
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return gst_vaapi_mini_object_ref(GST_VAAPI_MINI_OBJECT(ptr));
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}
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static inline void
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gst_vaapi_picture_unref(gpointer ptr)
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{
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gst_vaapi_mini_object_unref(GST_VAAPI_MINI_OBJECT(ptr));
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}
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#define gst_vaapi_picture_replace(old_picture_p, new_picture) \
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gst_vaapi_mini_object_replace((GstVaapiMiniObject **)(old_picture_p), \
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(GstVaapiMiniObject *)(new_picture))
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/* ------------------------------------------------------------------------- */
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/* --- Slices --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_SLICE_CAST(obj) \
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((GstVaapiSlice *)(obj))
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#define GST_VAAPI_SLICE(obj) \
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GST_VAAPI_SLICE_CAST(obj)
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#define GST_VAAPI_IS_SLICE(obj) \
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(GST_VAAPI_SLICE(obj) != NULL)
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/**
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* GstVaapiSlice:
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*
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* A #GstVaapiCodecObject holding a slice parameter.
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*/
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struct _GstVaapiSlice {
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/*< private >*/
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GstVaapiCodecObject parent_instance;
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/*< public >*/
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VABufferID param_id;
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VABufferID data_id;
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gpointer param;
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};
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G_GNUC_INTERNAL
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void
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gst_vaapi_slice_destroy(GstVaapiSlice *slice);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_slice_create(GstVaapiSlice *slice,
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const GstVaapiCodecObjectConstructorArgs *args);
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G_GNUC_INTERNAL
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GstVaapiSlice *
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gst_vaapi_slice_new(
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GstVaapiDecoder *decoder,
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gconstpointer param,
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guint param_size,
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const guchar *data,
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guint data_size
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);
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/* ------------------------------------------------------------------------- */
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/* --- Helpers to create codec-dependent objects --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_PICTURE_NEW(codec, decoder) \
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gst_vaapi_picture_new(GST_VAAPI_DECODER_CAST(decoder), \
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NULL, sizeof(VAPictureParameterBuffer##codec))
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#define GST_VAAPI_SLICE_NEW(codec, decoder, buf, buf_size) \
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gst_vaapi_slice_new(GST_VAAPI_DECODER_CAST(decoder), \
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NULL, sizeof(VASliceParameterBuffer##codec), \
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buf, buf_size)
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G_END_DECLS
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#endif /* GST_VAAPI_DECODER_OBJECTS_H */
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