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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 
     18 #ifndef VIDEO_BROWSER_INTERNAL_H
     19 #define VIDEO_BROWSER_INTERNAL_H
     20 
     21 #include "VideoBrowserMain.h"
     22 
     23 #include "M4READER_Common.h"
     24 #include "M4DECODER_Common.h"
     25 
     26 
     27 #define VIDEO_BROWSER_BGR565
     28 
     29 /*---------------------------- MACROS ----------------------------*/
     30 #define CHECK_PTR(fct, p, err, errValue) \
     31 { \
     32     if (M4OSA_NULL == p) \
     33     { \
     34         err = errValue ; \
     35         M4OSA_TRACE1_1("" #fct "(L%d): " #p " is NULL, returning " #errValue "", __LINE__) ; \
     36         goto fct##_cleanUp; \
     37     } \
     38 }
     39 
     40 #define CHECK_ERR(fct, err) \
     41 { \
     42     if (M4OSA_ERR_IS_ERROR(err)) \
     43     { \
     44         M4OSA_TRACE1_2("" #fct "(L%d): ERROR 0x%.8x returned", __LINE__,err) ; \
     45         goto fct##_cleanUp; \
     46     } \
     47     else if (M4OSA_ERR_IS_WARNING(err)) \
     48     { \
     49         M4OSA_TRACE2_2("" #fct "(L%d): WARNING 0x%.8x returned", __LINE__,err) ; \
     50     } \
     51 }
     52 
     53 #define CHECK_STATE(fct, state, pC) \
     54 { \
     55     if (state != pC->m_state) \
     56     { \
     57         M4OSA_TRACE1_1("" #fct " called in bad state %d", pC->m_state) ; \
     58         err = M4ERR_STATE ; \
     59         goto fct##_cleanUp; \
     60     } \
     61 }
     62 
     63 #define SAFE_FREE(p) \
     64 { \
     65     if (M4OSA_NULL != p) \
     66     { \
     67         free(p) ; \
     68         p = M4OSA_NULL ; \
     69     } \
     70 }
     71 
     72 /*--- Video Browser state ---*/
     73 typedef enum
     74 {
     75     VideoBrowser_kVBCreating,
     76     VideoBrowser_kVBOpened,
     77     VideoBrowser_kVBBrowsing
     78 } VideoBrowser_videoBrowerState;
     79 
     80 
     81 /*--- Video Browser execution context. ---*/
     82 typedef struct
     83 {
     84     VideoBrowser_videoBrowerState       m_state ;
     85     VideoBrowser_videoBrowerDrawMode    m_drawmode;
     86 
     87     M4OSA_Context                       g_hbmp2;
     88     M4OSA_Context                       dc;
     89     M4OSA_Int16*                        g_bmPixels2;
     90 
     91     /*--- Reader parameters ---*/
     92     M4OSA_FileReadPointer               m_fileReadPtr;
     93     M4READER_GlobalInterface*           m_3gpReader ;
     94     M4READER_DataInterface*             m_3gpData ;
     95     M4READER_MediaType                  m_mediaType ;
     96     M4OSA_Context                       m_pReaderCtx ;
     97 
     98     M4_StreamHandler*                   m_pStreamHandler ;
     99     M4_AccessUnit                       m_accessUnit ;
    100 
    101     /*--- Decoder parameters ---*/
    102     M4DECODER_VideoInterface*           m_pDecoder ;
    103     M4OSA_Context                       m_pDecoderCtx ;
    104 
    105     /*--- Common display parameters ---*/
    106     M4OSA_UInt32                        m_x ;
    107     M4OSA_UInt32                        m_y ;
    108     M4VIFI_ImagePlane                   m_outputPlane[3] ;
    109 
    110     /*--- Current browsing time ---*/
    111     M4OSA_UInt32                        m_currentCTS ;
    112 
    113     /*--- Platform dependent display parameters ---*/
    114     M4OSA_Context                       m_pCoreContext ;
    115 
    116     /*--- Callback function settings ---*/
    117     videoBrowser_Callback               m_pfCallback;
    118     M4OSA_Void*                         m_pCallbackUserData;
    119 
    120     /*--- Codec Loader core context ---*/
    121     M4OSA_Context                       m_pCodecLoaderContext;
    122 
    123     /*--- Required color type ---*/
    124     VideoBrowser_VideoColorType         m_frameColorType;
    125 
    126 } VideoBrowserContext;
    127 
    128 #endif /* VIDEO_BROWSER_INTERNAL_H */
    129