gstreamer/ext/libvpx/gstlibvpx.h

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/*
* gstlibvpx.h - GStreamer/libvpx glue
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef GST_LIBVPX_H
#define GST_LIBVPX_H
#include <stdint.h>
#include <stdbool.h>
typedef struct _vp8_bool_decoder vp8_bool_decoder;
typedef struct _vp8_bool_decoder_state vp8_bool_decoder_state;
struct _vp8_bool_decoder {
uintptr_t private[16];
};
struct _vp8_bool_decoder_state {
uint8_t range; /* Current "range" value (<= 255) */
uint8_t value; /* Current "value" value */
uint8_t count; /* Number of bits shifted out of value (<= 7) */
};
bool
vp8_bool_decoder_init (vp8_bool_decoder * bd, const uint8_t * buf,
unsigned int buf_size);
int
vp8_bool_decoder_read (vp8_bool_decoder * bd, uint8_t prob);
int
vp8_bool_decoder_read_literal (vp8_bool_decoder * bd, int bits);
unsigned int
vp8_bool_decoder_get_pos (vp8_bool_decoder * bd);
void
vp8_bool_decoder_get_state (vp8_bool_decoder * bd,
vp8_bool_decoder_state * state);
void
vp8_init_token_update_probs (uint8_t probs[4][8][3][11]);
void
vp8_init_default_token_probs (uint8_t probs[4][8][3][11]);
void
vp8_init_mv_update_probs (uint8_t probs[2][19]);
void
vp8_init_default_mv_probs (uint8_t probs[2][19]);
void
vp8_init_default_intra_mode_probs (uint8_t y_probs[4], uint8_t uv_probs[3]);
void
vp8_init_default_inter_mode_probs (uint8_t y_probs[4], uint8_t uv_probs[3]);
#endif /* GST_LIBVPX_H */