xref: /aosp_15_r20/external/libmpeg2/decoder/impeg2d_vld.h (revision a97c2a1f0a796dc32bed80d3353c69c5fc07c750)
1*a97c2a1fSXin Li /******************************************************************************
2*a97c2a1fSXin Li  *
3*a97c2a1fSXin Li  * Copyright (C) 2015 The Android Open Source Project
4*a97c2a1fSXin Li  *
5*a97c2a1fSXin Li  * Licensed under the Apache License, Version 2.0 (the "License");
6*a97c2a1fSXin Li  * you may not use this file except in compliance with the License.
7*a97c2a1fSXin Li  * You may obtain a copy of the License at:
8*a97c2a1fSXin Li  *
9*a97c2a1fSXin Li  * http://www.apache.org/licenses/LICENSE-2.0
10*a97c2a1fSXin Li  *
11*a97c2a1fSXin Li  * Unless required by applicable law or agreed to in writing, software
12*a97c2a1fSXin Li  * distributed under the License is distributed on an "AS IS" BASIS,
13*a97c2a1fSXin Li  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*a97c2a1fSXin Li  * See the License for the specific language governing permissions and
15*a97c2a1fSXin Li  * limitations under the License.
16*a97c2a1fSXin Li  *
17*a97c2a1fSXin Li  *****************************************************************************
18*a97c2a1fSXin Li  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*a97c2a1fSXin Li */
20*a97c2a1fSXin Li #ifndef __IMPEG2D_VLD_H__
21*a97c2a1fSXin Li #define __IMPEG2D_VLD_H__
22*a97c2a1fSXin Li 
23*a97c2a1fSXin Li 
24*a97c2a1fSXin Li WORD16 impeg2d_dec_vld_symbol(stream_t *stream,const WORD16 codeTable[][2],
25*a97c2a1fSXin Li                  UWORD16 maxLen);
26*a97c2a1fSXin Li WORD16 impeg2d_fast_dec_vld_symbol(stream_t *stream,
27*a97c2a1fSXin Li                      const WORD16  codeTable[][2],
28*a97c2a1fSXin Li                      const UWORD16 indexTable[][2],
29*a97c2a1fSXin Li                      UWORD16 maxLen);
30*a97c2a1fSXin Li IMPEG2D_ERROR_CODES_T impeg2d_vld_decode(dec_state_t *dec, WORD16 *outAddr, /*!< Address where decoded symbols will be stored */
31*a97c2a1fSXin Li                                             const UWORD8 *scan, /*!< Scan table to be used */
32*a97c2a1fSXin Li                                             UWORD8 *pu1_pos, /*!< Scan table to be used */
33*a97c2a1fSXin Li                                             UWORD16 intraFlag, /*!< Intra Macroblock or not */
34*a97c2a1fSXin Li                                             UWORD16 chromaFlag, /*!< Chroma Block or not */
35*a97c2a1fSXin Li                                             UWORD16 dPicture, /*!< D Picture or not */
36*a97c2a1fSXin Li                                             UWORD16 intraVlcFormat, /*!< Intra VLC format */
37*a97c2a1fSXin Li                                             UWORD16 mpeg2, /*!< MPEG-2 or not */
38*a97c2a1fSXin Li                                             WORD32 *pi4_num_coeffs /*!< Returns the number of coeffs in block */
39*a97c2a1fSXin Li                                             );
40*a97c2a1fSXin Li 
41*a97c2a1fSXin Li pf_vld_inv_quant_t impeg2d_vld_inv_quant_mpeg1;
42*a97c2a1fSXin Li pf_vld_inv_quant_t impeg2d_vld_inv_quant_mpeg2;
43*a97c2a1fSXin Li 
44*a97c2a1fSXin Li 
45*a97c2a1fSXin Li pf_inv_quant_t impeg2d_inv_quant_mpeg1;
46*a97c2a1fSXin Li pf_inv_quant_t impeg2d_inv_quant_mpeg2;
47*a97c2a1fSXin Li 
48*a97c2a1fSXin Li 
49*a97c2a1fSXin Li #endif /* #ifndef __IMPEG2D_VLD_H__ */
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