1/* 2 * Copyright 2015 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#ifndef SOFT_H264_DEC_H_ 18 19#define SOFT_H264_DEC_H_ 20 21#include "SoftVideoDecoderOMXComponent.h" 22#include <sys/time.h> 23 24namespace android { 25 26/** Number of entries in the time-stamp array */ 27#define MAX_TIME_STAMPS 64 28 29/** Maximum number of cores supported by the codec */ 30#define CODEC_MAX_NUM_CORES 4 31 32#define CODEC_MAX_WIDTH 1920 33 34#define CODEC_MAX_HEIGHT 1088 35 36/** Input buffer size */ 37#define INPUT_BUF_SIZE (1024 * 1024) 38 39#define MIN(a, b) ((a) < (b)) ? (a) : (b) 40 41/** Used to remove warnings about unused parameters */ 42#define UNUSED(x) ((void)(x)) 43 44/** Get time */ 45#define GETTIME(a, b) gettimeofday(a, b); 46 47/** Compute difference between start and end */ 48#define TIME_DIFF(start, end, diff) \ 49 diff = ((end.tv_sec - start.tv_sec) * 1000000) + \ 50 (end.tv_usec - start.tv_usec); 51 52struct SoftAVC : public SoftVideoDecoderOMXComponent { 53 SoftAVC(const char *name, const OMX_CALLBACKTYPE *callbacks, 54 OMX_PTR appData, OMX_COMPONENTTYPE **component); 55 56protected: 57 virtual ~SoftAVC(); 58 59 virtual void onQueueFilled(OMX_U32 portIndex); 60 virtual void onPortFlushCompleted(OMX_U32 portIndex); 61 virtual void onReset(); 62 virtual int getColorAspectPreference(); 63private: 64 // Number of input and output buffers 65 enum { 66 kNumBuffers = 8 67 }; 68 69 iv_obj_t *mCodecCtx; // Codec context 70 71 size_t mNumCores; // Number of cores to be uesd by the codec 72 73 struct timeval mTimeStart; // Time at the start of decode() 74 struct timeval mTimeEnd; // Time at the end of decode() 75 76 // Internal buffer to be used to flush out the buffers from decoder 77 uint8_t *mFlushOutBuffer; 78 79 // Status of entries in the timestamp array 80 bool mTimeStampsValid[MAX_TIME_STAMPS]; 81 82 // Timestamp array - Since codec does not take 64 bit timestamps, 83 // they are maintained in the plugin 84 OMX_S64 mTimeStamps[MAX_TIME_STAMPS]; 85 86#ifdef FILE_DUMP_ENABLE 87 char mInFile[200]; 88#endif /* FILE_DUMP_ENABLE */ 89 90 OMX_COLOR_FORMATTYPE mOmxColorFormat; // OMX Color format 91 IV_COLOR_FORMAT_T mIvColorFormat; // Ittiam Color format 92 93 bool mIsInFlush; // codec is flush mode 94 bool mReceivedEOS; // EOS is receieved on input port 95 96 // The input stream has changed to a different resolution, which is still supported by the 97 // codec. So the codec is switching to decode the new resolution. 98 bool mChangingResolution; 99 bool mFlushNeeded; 100 bool mSignalledError; 101 size_t mStride; 102 103 status_t initDecoder(); 104 status_t deInitDecoder(); 105 status_t setFlushMode(); 106 status_t setParams(size_t stride); 107 void logVersion(); 108 status_t setNumCores(); 109 status_t resetDecoder(); 110 status_t resetPlugin(); 111 112 113 bool setDecodeArgs( 114 ivd_video_decode_ip_t *ps_dec_ip, 115 ivd_video_decode_op_t *ps_dec_op, 116 OMX_BUFFERHEADERTYPE *inHeader, 117 OMX_BUFFERHEADERTYPE *outHeader, 118 size_t timeStampIx); 119 120 bool getVUIParams(); 121 122 DISALLOW_EVIL_CONSTRUCTORS(SoftAVC); 123}; 124 125#ifdef FILE_DUMP_ENABLE 126 127#define INPUT_DUMP_PATH "/sdcard/media/avcd_input" 128#define INPUT_DUMP_EXT "h264" 129 130#define GENERATE_FILE_NAMES() { \ 131 GETTIME(&mTimeStart, NULL); \ 132 strcpy(mInFile, ""); \ 133 sprintf(mInFile, "%s_%ld.%ld.%s", INPUT_DUMP_PATH, \ 134 mTimeStart.tv_sec, mTimeStart.tv_usec, \ 135 INPUT_DUMP_EXT); \ 136} 137 138#define CREATE_DUMP_FILE(m_filename) { \ 139 FILE *fp = fopen(m_filename, "wb"); \ 140 if (fp != NULL) { \ 141 fclose(fp); \ 142 } else { \ 143 ALOGD("Could not open file %s", m_filename); \ 144 } \ 145} 146#define DUMP_TO_FILE(m_filename, m_buf, m_size) \ 147{ \ 148 FILE *fp = fopen(m_filename, "ab"); \ 149 if (fp != NULL && m_buf != NULL) { \ 150 int i; \ 151 i = fwrite(m_buf, 1, m_size, fp); \ 152 ALOGD("fwrite ret %d to write %d", i, m_size); \ 153 if (i != (int) m_size) { \ 154 ALOGD("Error in fwrite, returned %d", i); \ 155 perror("Error in write to file"); \ 156 } \ 157 fclose(fp); \ 158 } else { \ 159 ALOGD("Could not write to file %s", m_filename);\ 160 } \ 161} 162#else /* FILE_DUMP_ENABLE */ 163#define INPUT_DUMP_PATH 164#define INPUT_DUMP_EXT 165#define OUTPUT_DUMP_PATH 166#define OUTPUT_DUMP_EXT 167#define GENERATE_FILE_NAMES() 168#define CREATE_DUMP_FILE(m_filename) 169#define DUMP_TO_FILE(m_filename, m_buf, m_size) 170#endif /* FILE_DUMP_ENABLE */ 171 172} // namespace android 173 174#endif // SOFT_H264_DEC_H_ 175