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      1 /*--------------------------------------------------------------------------
      2 Copyright (c) 2013 - 2016, The Linux Foundation. All rights reserved.
      3 
      4 Redistribution and use in source and binary forms, with or without
      5 modification, are permitted provided that the following conditions are met:
      6     * Redistributions of source code must retain the above copyright
      7       notice, this list of conditions and the following disclaimer.
      8     * Redistributions in binary form must reproduce the above copyright
      9       notice, this list of conditions and the following disclaimer in the
     10       documentation and/or other materials provided with the distribution.
     11     * Neither the name of The Linux Foundation nor
     12       the names of its contributors may be used to endorse or promote
     13       products derived from this software without specific prior written
     14       permission.
     15 
     16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
     17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18 IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     19 NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     20 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     21 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     22 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     23 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     25 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     26 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 --------------------------------------------------------------------------*/
     28 
     29 #ifndef __VIDC_DEBUG_H__
     30 #define __VIDC_DEBUG_H__
     31 
     32 #ifdef _ANDROID_
     33 #include <cstdio>
     34 #include <pthread.h>
     35 
     36 enum {
     37    PRIO_ERROR=0x1,
     38    PRIO_INFO=0x1,
     39    PRIO_HIGH=0x2,
     40    PRIO_LOW=0x4
     41 };
     42 
     43 extern int debug_level;
     44 
     45 #undef DEBUG_PRINT_ERROR
     46 #define DEBUG_PRINT_ERROR(fmt, args...) ({ \
     47       if (debug_level & PRIO_ERROR) \
     48           ALOGE(fmt,##args); \
     49       })
     50 #undef DEBUG_PRINT_INFO
     51 #define DEBUG_PRINT_INFO(fmt, args...) ({ \
     52       if (debug_level & PRIO_INFO) \
     53           ALOGI(fmt,##args); \
     54       })
     55 #undef DEBUG_PRINT_LOW
     56 #define DEBUG_PRINT_LOW(fmt, args...) ({ \
     57       if (debug_level & PRIO_LOW) \
     58           ALOGD(fmt,##args); \
     59       })
     60 #undef DEBUG_PRINT_HIGH
     61 #define DEBUG_PRINT_HIGH(fmt, args...) ({ \
     62       if (debug_level & PRIO_HIGH) \
     63           ALOGD(fmt,##args); \
     64       })
     65 #else
     66 #define DEBUG_PRINT_ERROR printf
     67 #define DEBUG_PRINT_INFO printf
     68 #define DEBUG_PRINT_LOW printf
     69 #define DEBUG_PRINT_HIGH printf
     70 #endif
     71 
     72 #define VALIDATE_OMX_PARAM_DATA(ptr, paramType)                                \
     73     {                                                                          \
     74         if (ptr == NULL) { return OMX_ErrorBadParameter; }                     \
     75         paramType *p = reinterpret_cast<paramType *>(ptr);                     \
     76         if (p->nSize < sizeof(paramType)) {                                    \
     77             ALOGE("Insufficient object size(%u) v/s expected(%zu) for type %s",\
     78                     (unsigned int)p->nSize, sizeof(paramType), #paramType);    \
     79             return OMX_ErrorBadParameter;                                      \
     80         }                                                                      \
     81     }                                                                          \
     82 
     83 class auto_lock {
     84     public:
     85         auto_lock(pthread_mutex_t &lock)
     86             : mLock(lock) {
     87                 pthread_mutex_lock(&mLock);
     88             }
     89         ~auto_lock() {
     90             pthread_mutex_unlock(&mLock);
     91         }
     92     private:
     93         pthread_mutex_t &mLock;
     94 };
     95 
     96 #endif
     97