diff options
Diffstat (limited to 'ext/libvpx/gstlibvpx.c')
-rw-r--r-- | ext/libvpx/gstlibvpx.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/ext/libvpx/gstlibvpx.c b/ext/libvpx/gstlibvpx.c deleted file mode 100644 index fc376e12..00000000 --- a/ext/libvpx/gstlibvpx.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * gstlibvpx.c - 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. - */ - -#include <string.h> -#include <assert.h> -#include <vp8/common/entropy.h> -#include <vp8/common/entropymv.h> -#include <vp8/common/default_coef_probs.h> -#include <vp8/decoder/dboolhuff.h> -#include "gstlibvpx.h" - -#define BOOL_DECODER_CAST(bd) \ - ((BOOL_DECODER *)(&(bd)->private[1])) - -bool -vp8_bool_decoder_init (vp8_bool_decoder * bd, const uint8_t * buf, - unsigned int buf_size) -{ - assert ((sizeof (*bd) - sizeof (bd->private[0])) >= sizeof (BOOL_DECODER)); - - bd->private[0] = (uintptr_t)buf; - return vp8dx_start_decode (BOOL_DECODER_CAST (bd), buf, buf_size, - NULL, NULL) == 0; -} - -int -vp8_bool_decoder_read (vp8_bool_decoder * bd, uint8_t prob) -{ - return vp8dx_decode_bool (BOOL_DECODER_CAST (bd), prob); -} - -int -vp8_bool_decoder_read_literal (vp8_bool_decoder * bd, int bits) -{ - return vp8_decode_value (BOOL_DECODER_CAST (bd), bits); -} - -unsigned int -vp8_bool_decoder_get_pos (vp8_bool_decoder * bd_) -{ - BOOL_DECODER *const bd = BOOL_DECODER_CAST (bd_); - - return ((uintptr_t)bd->user_buffer - bd_->private[0]) * 8 - (8 + bd->count); -} - -void -vp8_bool_decoder_get_state (vp8_bool_decoder * bd_, - vp8_bool_decoder_state * state) -{ - BOOL_DECODER *const bd = BOOL_DECODER_CAST (bd_); - - if (bd->count < 0) - vp8dx_bool_decoder_fill (bd); - - state->range = bd->range; - state->value = (uint8_t) ((bd->value) >> (VP8_BD_VALUE_SIZE - 8)); - state->count = (8 + bd->count) % 8; -} - -void -vp8_init_token_update_probs (uint8_t - probs[BLOCK_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][ENTROPY_NODES]) -{ - memcpy (probs, vp8_coef_update_probs, sizeof (vp8_coef_update_probs)); -} - -void -vp8_init_default_token_probs (uint8_t - probs[BLOCK_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][ENTROPY_NODES]) -{ - memcpy (probs, default_coef_probs, sizeof (default_coef_probs)); -} - -void -vp8_init_mv_update_probs (uint8_t probs[2][MVPcount]) -{ - memcpy (probs[0], vp8_mv_update_probs[0].prob, - sizeof (vp8_mv_update_probs[0].prob)); - memcpy (probs[1], vp8_mv_update_probs[1].prob, - sizeof (vp8_mv_update_probs[1].prob)); -} - -void -vp8_init_default_mv_probs (uint8_t probs[2][MVPcount]) -{ - memcpy (probs[0], vp8_default_mv_context[0].prob, - sizeof (vp8_default_mv_context[0].prob)); - memcpy (probs[1], vp8_default_mv_context[1].prob, - sizeof (vp8_default_mv_context[1].prob)); -} - -void -vp8_init_default_intra_mode_probs (uint8_t y_probs[VP8_YMODES-1], - uint8_t uv_probs[VP8_UV_MODES-1]) -{ - extern const uint8_t vp8_kf_ymode_prob[VP8_YMODES-1]; - extern const uint8_t vp8_kf_uv_mode_prob[VP8_UV_MODES-1]; - - memcpy (y_probs, vp8_kf_ymode_prob, sizeof (vp8_kf_ymode_prob)); - memcpy (uv_probs, vp8_kf_uv_mode_prob, sizeof (vp8_kf_uv_mode_prob)); -} - -void -vp8_init_default_inter_mode_probs (uint8_t y_probs[VP8_YMODES-1], - uint8_t uv_probs[VP8_UV_MODES-1]) -{ - extern const uint8_t vp8_ymode_prob[VP8_YMODES-1]; - extern const uint8_t vp8_uv_mode_prob[VP8_UV_MODES-1]; - - memcpy (y_probs, vp8_ymode_prob, sizeof (vp8_ymode_prob)); - memcpy (uv_probs, vp8_uv_mode_prob, sizeof (vp8_uv_mode_prob)); -} |