/* * gstvaapidecoder_priv.h - VA decoder abstraction (private definitions) * * Copyright (C) 2010-2011 Splitted-Desktop Systems * Copyright (C) 2011-2012 Intel Corporation * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301 USA */ #ifndef GST_VAAPI_DECODER_PRIV_H #define GST_VAAPI_DECODER_PRIV_H #include #include #include G_BEGIN_DECLS #define GST_VAAPI_DECODER_CAST(decoder) ((GstVaapiDecoder *)(decoder)) /** * GST_VAAPI_DECODER_DISPLAY: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the #GstVaapiDisplay of @decoder. * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_DISPLAY #define GST_VAAPI_DECODER_DISPLAY(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->display /** * GST_VAAPI_DECODER_CONTEXT: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the #GstVaapiContext of @decoder. * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_CONTEXT #define GST_VAAPI_DECODER_CONTEXT(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->context /** * GST_VAAPI_DECODER_CODEC: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the #GstVaapiCodec of @decoder. * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_CODEC #define GST_VAAPI_DECODER_CODEC(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->codec /** * GST_VAAPI_DECODER_CODEC_DATA: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the #GstBuffer holding optional codec data * for @decoder. * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_CODEC_DATA #define GST_VAAPI_DECODER_CODEC_DATA(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->codec_data /** * GST_VAAPI_DECODER_WIDTH: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the coded width of the picture * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_WIDTH #define GST_VAAPI_DECODER_WIDTH(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->width /** * GST_VAAPI_DECODER_HEIGHT: * @decoder: a #GstVaapiDecoder * * Macro that evaluates to the coded height of the picture * This is an internal macro that does not do any run-time type check. */ #undef GST_VAAPI_DECODER_HEIGHT #define GST_VAAPI_DECODER_HEIGHT(decoder) \ GST_VAAPI_DECODER_CAST(decoder)->priv->height /* End-of-Stream buffer */ #define GST_BUFFER_FLAG_EOS (GST_BUFFER_FLAG_LAST + 0) #define GST_BUFFER_IS_EOS(buffer) \ GST_BUFFER_FLAG_IS_SET(buffer, GST_BUFFER_FLAG_EOS) #define GST_VAAPI_DECODER_GET_PRIVATE(obj) \ (G_TYPE_INSTANCE_GET_PRIVATE((obj), \ GST_VAAPI_TYPE_DECODER, \ GstVaapiDecoderPrivate)) typedef enum _GstVaapiPictureType GstVaapiPictureType; typedef struct _GstVaapiCodecInfo GstVaapiCodecInfo; typedef struct _GstVaapiPicture GstVaapiPicture; typedef struct _GstVaapiSlice GstVaapiSlice; typedef struct _GstVaapiIqMatrix GstVaapiIqMatrix; typedef struct _GstVaapiBitPlane GstVaapiBitPlane; enum _GstVaapiPictureType { GST_VAAPI_PICTURE_TYPE_NONE = 0, // Undefined GST_VAAPI_PICTURE_TYPE_I, // Intra GST_VAAPI_PICTURE_TYPE_P, // Predicted GST_VAAPI_PICTURE_TYPE_B, // Bi-directional predicted GST_VAAPI_PICTURE_TYPE_S, // S(GMC)-VOP (MPEG-4) GST_VAAPI_PICTURE_TYPE_SI, // Switching Intra GST_VAAPI_PICTURE_TYPE_SP, // Switching Predicted GST_VAAPI_PICTURE_TYPE_BI, // BI type (VC-1) }; enum { GST_VAAPI_PICTURE_SKIPPED = 1 << 0, // Skipped frame GST_VAAPI_PICTURE_REFERENCE = 1 << 1, // Reference frame }; #define GST_VAAPI_PICTURE(picture) \ ((GstVaapiPicture *)(picture)) #define GST_VAAPI_PICTURE_IS_REFERENCE(picture) \ ((GST_VAAPI_PICTURE(picture)->flags & GST_VAAPI_PICTURE_REFERENCE) != 0) struct _GstVaapiCodecInfo { guint pic_size; // GstVaapiPicture size guint slice_size; // GstVaapiSlice size guint pic_param_size; // VAPictureParameterBuffer size guint slice_param_size; // VASliceParameterBuffer size guint iq_matrix_size; // VAIQMatrixBuffer size }; struct _GstVaapiPicture { GstVaapiPictureType type; guint flags; guint ref_count; VASurfaceID surface_id; GstVaapiSurface *surface; VABufferID param_id; void *param; GPtrArray *slices; GstVaapiIqMatrix *iq_matrix; GstVaapiBitPlane *bitplane; GstClockTime pts; }; struct _GstVaapiSlice { VABufferID param_id; void *param; VABufferID data_id; }; struct _GstVaapiIqMatrix { VABufferID param_id; void *param; }; struct _GstVaapiBitPlane { VABufferID data_id; guint8 *data; }; struct _GstVaapiDecoderPrivate { GstVaapiDisplay *display; VADisplay va_display; GstVaapiContext *context; VAContextID va_context; GstCaps *caps; GstVaapiCodec codec; GstBuffer *codec_data; GstVaapiCodecInfo codec_info; guint width; guint height; guint fps_n; guint fps_d; guint par_n; guint par_d; GQueue *buffers; GQueue *surfaces; }; void gst_vaapi_decoder_set_picture_size( GstVaapiDecoder *decoder, guint width, guint height ) attribute_hidden; void gst_vaapi_decoder_set_framerate( GstVaapiDecoder *decoder, guint fps_n, guint fps_d ) attribute_hidden; void gst_vaapi_decoder_set_pixel_aspect_ratio( GstVaapiDecoder *decoder, guint par_n, guint par_d ) attribute_hidden; gboolean gst_vaapi_decoder_ensure_context( GstVaapiDecoder *decoder, GstVaapiProfile profile, GstVaapiEntrypoint entrypoint, guint width, guint height ) attribute_hidden; gboolean gst_vaapi_decoder_push_buffer_sub( GstVaapiDecoder *decoder, GstBuffer *buffer, guint offset, guint size ) attribute_hidden; gboolean gst_vaapi_decoder_push_surface( GstVaapiDecoder *decoder, GstVaapiSurface *surface, GstClockTime timestamp ) attribute_hidden; gboolean gst_vaapi_decoder_push_surface_proxy( GstVaapiDecoder *decoder, GstVaapiSurfaceProxy *proxy, GstClockTime timestamp ) attribute_hidden; GstVaapiPicture * gst_vaapi_decoder_new_picture(GstVaapiDecoder *decoder) attribute_hidden; void gst_vaapi_decoder_free_picture(GstVaapiDecoder *decoder, GstVaapiPicture *picture) attribute_hidden; static inline GstVaapiPicture * gst_vaapi_decoder_ref_picture(GstVaapiDecoder *decoder, GstVaapiPicture *picture) { ++picture->ref_count; return picture; } static inline void gst_vaapi_decoder_unref_picture(GstVaapiDecoder *decoder, GstVaapiPicture *picture) { if (--picture->ref_count == 0) gst_vaapi_decoder_free_picture(decoder, picture); } GstVaapiIqMatrix * gst_vaapi_decoder_new_iq_matrix(GstVaapiDecoder *decoder) attribute_hidden; GstVaapiBitPlane * gst_vaapi_decoder_new_bitplane(GstVaapiDecoder *decoder, guint size) attribute_hidden; GstVaapiSlice * gst_vaapi_decoder_new_slice( GstVaapiDecoder *decoder, GstVaapiPicture *picture, guchar *buf, guint buf_size ) attribute_hidden; gboolean gst_vaapi_decoder_decode_picture( GstVaapiDecoder *decoder, GstVaapiPicture *picture ) attribute_hidden; G_END_DECLS #endif /* GST_VAAPI_DECODER_PRIV_H */