| 49 | } |
| 50 | |
| 51 | void testSliceBuffer() |
| 52 | { |
| 53 | IDataSource *source = DataSourceFactory::create("http://player.alicdn.com/video/aliyunmedia.mp4"); |
| 54 | int ret = source->Open(0); |
| 55 | |
| 56 | if (ret < 0) { |
| 57 | AF_LOGE("source open error\n"); |
| 58 | return; |
| 59 | } |
| 60 | |
| 61 | auto fileSize = static_cast<uint64_t>(source->Seek(0, SEEK_SIZE)); |
| 62 | sliceBuffer *buffer = new sliceBuffer(SLICE_SIZE, fileSize, nullptr); |
| 63 | AF_LOGD("fileSize is %d\n", fileSize); |
| 64 | uint8_t *ReadBuffer = new uint8_t[SLICE_SIZE]; |
| 65 | int writeSize = 0; |
| 66 | |
| 67 | while (true) { |
| 68 | ret = readSlice(source, ReadBuffer); |
| 69 | |
| 70 | // AF_LOGD("read %d from source\n",ret); |
| 71 | if (ret <= 0) { |
| 72 | break; |
| 73 | } |
| 74 | |
| 75 | buffer->writeAt(ReadBuffer, ret, writeSize); |
| 76 | writeSize += ret; |
| 77 | } |
| 78 | |
| 79 | AF_LOGD("writeSize is %d\n", writeSize); |
| 80 | source->Close(); |
| 81 | delete source; |
| 82 | int fd = ::open("slice.mp4", O_CREAT | O_WRONLY, 0666); |
| 83 | int readSize = 0; |
| 84 | |
| 85 | do { |
| 86 | ret = buffer->readAt(ReadBuffer, SLICE_SIZE, readSize); |
| 87 | |
| 88 | if (ret > 0) { |
| 89 | ::write(fd, ReadBuffer, ret); |
| 90 | readSize += ret; |
| 91 | } |
| 92 | |
| 93 | AF_LOGD("ret is %d\n", ret); |
| 94 | } while (ret > 0); |
| 95 | |
| 96 | AF_LOGD("readSize is %d\n", readSize); |
| 97 | ::close(fd); |
| 98 | delete[] ReadBuffer; |
| 99 | buffer->dump(); |
| 100 | delete buffer; |
| 101 | } |
| 102 | |
| 103 | int main() |
| 104 | { |