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b36eade7f3
Add libvpx submodule that tracks the upstream version 1.3.0. This is needed to build a libgstcodecparsers_vpx.so library with all symbols placed into the GSTREAMER namespace.
104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/*
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* gstvaapilibvpx.c - libvpx wrapper for gstreamer-vaapi
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*
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* Copyright (C) 2014 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gstvp8rangedecoder.h"
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#include "vp8utils.h"
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#include "gstlibvpx.h"
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#define BOOL_DECODER_CAST(rd) \
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((vp8_bool_decoder *)(&(rd)->_gst_reserved[0]))
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#define BOOL_DECODER_STATE_CAST(s) \
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((vp8_bool_decoder_state *)(s))
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gboolean
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gst_vp8_range_decoder_init (GstVp8RangeDecoder * rd, const guchar * buf,
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guint buf_size)
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{
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vp8_bool_decoder *const bd = BOOL_DECODER_CAST (rd);
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g_return_val_if_fail (sizeof (rd->_gst_reserved) >= sizeof (*bd), FALSE);
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rd->buf = buf;
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rd->buf_size = buf_size;
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return vp8_bool_decoder_init (bd, buf, buf_size);
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}
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gint
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gst_vp8_range_decoder_read (GstVp8RangeDecoder * rd, guint8 prob)
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{
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return vp8_bool_decoder_read (BOOL_DECODER_CAST (rd), prob);
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}
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gint
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gst_vp8_range_decoder_read_literal (GstVp8RangeDecoder * rd, gint bits)
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{
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return vp8_bool_decoder_read_literal (BOOL_DECODER_CAST (rd), bits);
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}
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guint
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gst_vp8_range_decoder_get_pos (GstVp8RangeDecoder * rd)
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{
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return vp8_bool_decoder_get_pos (BOOL_DECODER_CAST (rd));
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}
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void
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gst_vp8_range_decoder_get_state (GstVp8RangeDecoder * rd,
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GstVp8RangeDecoderState * state)
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{
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vp8_bool_decoder_get_state (BOOL_DECODER_CAST (rd),
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BOOL_DECODER_STATE_CAST (state));
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}
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void
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gst_vp8_token_update_probs_init (GstVp8TokenProbs * probs)
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{
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vp8_init_token_update_probs (probs->prob);
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}
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void
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gst_vp8_token_probs_init_defaults (GstVp8TokenProbs * probs)
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{
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vp8_init_default_token_probs (probs->prob);
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}
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void
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gst_vp8_mv_update_probs_init (GstVp8MvProbs * probs)
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{
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vp8_init_mv_update_probs (probs->prob);
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}
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void
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gst_vp8_mv_probs_init_defaults (GstVp8MvProbs * probs)
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{
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vp8_init_default_mv_probs (probs->prob);
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}
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void
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gst_vp8_mode_probs_init_defaults (GstVp8ModeProbs * probs, gboolean key_frame)
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{
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if (key_frame) {
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vp8_init_default_intra_mode_probs (probs->y_prob, probs->uv_prob);
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} else {
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vp8_init_default_inter_mode_probs (probs->y_prob, probs->uv_prob);
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}
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}
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