= 0){
__android_log_print(ANDROID_LOG_ERROR , "FFMPEG" , "打开媒体失败 : %s", av_err2str(open_result...AVStream 个数
int find_result = avformat_find_stream_info(formatContext, 0);
//如果返回值 < 0 , 说明查找音视频流失败...(ANDROID_LOG_ERROR , "FFMPEG" , "查找媒体流失败 : %s", av_err2str(find_result));
callHelper->onError...= 0){
__android_log_print(ANDROID_LOG_ERROR , "FFMPEG" , "打开媒体失败 : %s", av_err2str(open_result...(ANDROID_LOG_ERROR , "FFMPEG" , "查找媒体流失败 : %s", av_err2str(find_result));
callHelper->onError